How many institutions own BYSI stock?

A company's 13F filings with the Securities and Exchange Commission (SEC) provides investors with comprehensive information about institutional ownership in a listed company, a sign of strength in terms of how many institutions have confidence in that company. The number of institutional investors who currently own BYSI shares is 26, representing 14.58% of the company's common stock.

Who are the major shareholders selling BeyondSpring Inc. stock?

SUSQUEHANNA INTERNATIONAL GROUP, LLP, in the last quarter, reduced its stake in BYSI by -100% restricting it's holding to 0 shares of worth nearly -. SBI SECURITIES CO., LTD. also lessened -12.64% of the BYSI shares from its portfolio, reducing its holding to 76 shares of worth $133.00. RENAISSANCE TECHNOLOGIES LLC also shunned BYSI shares holding by -1.8% last quarter which brought its holding to 10.9 thousand shares worth $19.08K.

Investors who are buying BYSI stock?

As per its latest 13F filing, BARCLAYS PLC increased its stake in BYSI by 100% in the last quarter. The institutional holder raised its holding to 19 shares having worth more than $33.00. CAITONG INTERNATIONAL ASSET MANAGEMENT CO., LTD also added 100% more shares of BYSI to its portfolio, raising its holding to 1 shares of worth $2.00. JPMORGAN CHASE & CO also increased its BYSI shares holding by 7.41% which brought its holding to 319 shares worth $571.00.

BYSI's major insiders: who are they?

The insider with the most stakes in BYSI is Decheng Capital China Life Sciences USD Fund III, L.P. , 10 percent owner at the company. Additionally, BYSI stock is highly held by N/A N/A and N/A N/A among others.

Did an insider recently sell BYSI stock?

Company executives, directors, and other insiders own 14.26% percent of BeyondSpring Inc.'s stock. Within the last six months, there have been 0 transaction(s) in which BYSI insiders have sold stock, totaling 0 shares. Insiders that have sold shares include DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P..

Which insider recently purchased BYSI stock?

There have been 0 transaction(s) during the past 6-months in which BeyondSpring Inc. insiders have bought stock, totalling 0 shares

How much of BYSI does insiders own?

Around 0 BeyondSpring Inc. shares are held by insiders, which represents about 14.26% of BYSI stock.

Who is the insider with the largest stake?

BYSI 10 percent owner, Decheng Capital China Life Sciences USD Fund III, L.P. holds the largest portfolio of the company's shares. BYSI shares owned by Decheng total nearly 1.52 million.

Which institution holds the most shares in BYSI?

DECHENG CAPITAL LLC is the largest institutional owner in BYSI which holds 3.8 million shares worth $6.65M or 9.24% of the total BYSI shares outstanding followed by BNP PARIBAS ARBITRAGE, SNC with ownership of 9 shares representing 0% of the BYSI ownership. BARCLAYS PLC is the third largest stakeholder with 19 shares or 0% of the ownership worth more than $33.00.

Is BeyondSpring Inc. stock optionable?

Stock options give the owner the ability but not the obligation to buy or sell a security at a predetermined price and date. Stock options can be classified into two types: puts and calls. A put is a bet on falling stock, and a call is a bet on rising stock. As far as the BYSI is concerned, it is a stock which is optionable.

Is there a short position on BYSI's shares?

Number of BYSI shares short is 2.31M. Shares short is a market sentiment in which investors have sold their shares short in a given stock but have not yet covered them or closed them out.

About how many outstanding BYSI shares are there?

As of today, 41.12M shares of BYSI are outstanding.

Is there many float in BYSI stock?

Float represents the number of tradeable shares in a specific stock. By subtracting restricted and closely-held shares from a firm's total outstanding shares, we can calculate its floating stock. The term "closely-held shares" refers to shares held by employees, major shareholders, and company insiders. At present, BYSI has 31.95M shares in float.

BYSI short ratio: what is it?

Short ratio is calculated by dividing the number of short shares, short interest or bets that shareholders will sell short from the average daily volume. A higher ratio indicates longer times needed to repurchase borrowed shares (sold). The short ratio for BYSI is 1.22.

BeyondSpring (BYSI) insider trading activity: Get Latest News Today

Stock Outstanding Shares

Making an investment decision in the stock market involves a certain amount of risk, so it's important to thoroughly review a company's stock before making any decisions. Stock float, number of short positions and outstanding shares are among the many factors an investor should take into account.

ShortableYes

OptionableYes

Short Percent Of Outstanding Shares5.61

Short Percent Of Float6.76

Shares Outstanding41.12M

Shares Float31.95M

Shares Short2.31M

Short Ratio1.22

6.76%

Short % of Float

5.61%

Short % of Shares Outstanding

Market Insider

Investors cannot turn a blind eye to insiders as well as institutional ownership. They need to follow insider trades to determine the direction the stock is likely to take.

Major Holders Summary

14.26% Percentage of Shares held by All Insiders

14.58% Percentage of Shares held by All Institutions

17.01% Percentage of Float held by Institutions

Number of Institutions Holding Shares

Institutional Ownership

About 14.58% of BYSI shares are held by financial institutions. DECHENG CAPITAL LLC is the top corporate investor, holding 3.8M shares valued at $6.65M. A 9.24% stake in BeyondSpring Inc. is owned by the company. BNP PARIBAS ARBITRAGE, SNC owns 9 shares valued at $16.00, which translates its holding of 0% of the stake in the company.

Date	Holder	% Stake	Shares Held	Total Value ($)	Shares	% Change in Portfolio
Jun 30, 2026	DECHENG CAPITAL LLC	9.24%	3.8M	6.65M	0	0
Jun 30, 2026	BNP PARIBAS ARBITRAGE, SNC	0%	9	16	0	0
Jun 30, 2026	BARCLAYS PLC	0%	19	33	19	+100.00%
Jun 30, 2026	CAITONG INTERNATIONAL ASSET MANAGEMENT CO., LTD	0%	1	2	1	+100.00%
Jun 30, 2026	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0%	0	-	-22.3K	-100.00%
Jun 30, 2026	SBI SECURITIES CO., LTD.	0%	76	133	-11	-12.64%
Jun 30, 2026	JPMORGAN CHASE & CO	0%	319	571	22	+7.41%
Jun 30, 2026	SIMPLEX TRADING, LLC	0%	1.17K	2.04K	301	+34.84%
Jun 30, 2026	TOWER RESEARCH CAPITAL LLC (TRC)	0%	1.47K	2.57K	455	+45.00%
Jun 30, 2026	TRIFECTA CAPITAL ADVISORS, LLC	0%	1.5K	2.63K	0	0
Jun 30, 2026	NATIONAL BANK OF CANADA /FI/	0.01%	2.88K	5.03K	0	0
Jun 30, 2026	MORGAN STANLEY	0.01%	4.57K	8K	0	0
Jun 30, 2026	VANGUARD GLOBAL ADVISERS, LLC	0.01%	4.8K	8.4K	0	0
Jun 30, 2026	RENAISSANCE TECHNOLOGIES LLC	0.03%	10.9K	19.08K	-200	-1.80%
Jun 30, 2026	FARTHER FINANCE ADVISORS, LLC	0.03%	12.77K	22.35K	12.77K	+100.00%
Jun 30, 2026	JANE STREET GROUP, LLC	0.03%	12.8K	22.4K	12.8K	+100.00%
Jun 30, 2026	MERIDIAN WEALTH MANAGEMENT, LLC	0.04%	15K	26.25K	0	0
Jun 30, 2026	CITADEL ADVISORS LLC	0.04%	15.9K	27.83K	15.9K	+100.00%
Jun 30, 2026	NORTHERN TRUST CORP	0.15%	62.02K	108.54K	-7.24K	-10.46%
Jun 30, 2026	UBS GROUP AG	0.15%	63.03K	110.31K	61.86K	+5,287.35%
Jun 30, 2026	VANGUARD FIDUCIARY TRUST CO	0.44%	181.2K	317.09K	1.27K	+0.71%
Jun 30, 2026	STATE STREET CORP	0.56%	231.12K	404.46K	0	0
Jun 30, 2026	GEODE CAPITAL MANAGEMENT, LLC	0.89%	367.74K	643.91K	-7.63K	-2.03%
Jun 30, 2026	VANGUARD CAPITAL MANAGEMENT LLC	1.52%	626.46K	1.1M	18.52K	+3.05%
Jun 30, 2026	BLACKROCK, INC.	1.64%	672.92K	1.18M	23.45K	+3.61%
Mar 31, 2026	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0%	0	-	-18.5K	-100.00%
Mar 31, 2026	CITIGROUP INC	0%	0	-	-1	-100.00%
Mar 31, 2026	WELLS FARGO & COMPANY/MN	0%	0	-	-175K	-100.00%
Mar 31, 2026	BANK OF AMERICA CORP /DE/	0%	0	-	-7.53K	-100.00%
Mar 31, 2026	BNP PARIBAS ARBITRAGE, SNC	0%	9	15	0	0
Mar 31, 2026	SBI SECURITIES CO., LTD.	0%	87	143	0	0
Mar 31, 2026	NATIONAL BANK OF CANADA /FI/	0.01%	2.88K	4.6K	0	0
Mar 31, 2026	MORGAN STANLEY	0.01%	4.57K	7.5K	-430	-8.60%
Mar 31, 2026	TANAKA CAPITAL MANAGEMENT INC	0.06%	26.3K	43K	0	0
Mar 31, 2026	NORTHERN TRUST CORP	0.17%	69.27K	113.6K	0	0
Mar 31, 2026	ROCKEFELLER CAPITAL MANAGEMENT L.P.	0%	0	-	-151	-100.00%
Mar 31, 2026	ADVISOR GROUP HOLDINGS, INC.	0%	0	-	-100	-100.00%
Mar 31, 2026	JANE STREET GROUP, LLC	0%	0	-	-39.3K	-100.00%
Mar 31, 2026	CITADEL ADVISORS LLC	0%	0	-	-32.1K	-100.00%
Mar 31, 2026	TOWER RESEARCH CAPITAL LLC (TRC)	0%	1.01K	1.66K	681	+206.36%
Mar 31, 2026	UBS GROUP AG	0%	1.17K	1.92K	-1.07K	-47.74%
Mar 31, 2026	TRIFECTA CAPITAL ADVISORS, LLC	0%	1.5K	2.46K	0	0
Mar 31, 2026	VANGUARD GLOBAL ADVISERS, LLC	0.01%	4.8K	7.88K	4.8K	+100.00%
Mar 31, 2026	RENAISSANCE TECHNOLOGIES LLC	0.03%	11.1K	18.2K	100	+0.91%
Mar 31, 2026	MERIDIAN WEALTH MANAGEMENT, LLC	0.04%	15K	24.6K	15K	+100.00%
Mar 31, 2026	VANGUARD FIDUCIARY TRUST CO	0.44%	179.93K	295.08K	179.93K	+100.00%
Mar 31, 2026	STATE STREET CORP	0.56%	231.12K	379.04K	0	0
Mar 31, 2026		1.48%	607.93K	997.01K	607.93K	+100.00%
Mar 31, 2026	BLACKROCK, INC.	1.58%	649.46K	1.07M	-21.01K	-3.13%
Mar 31, 2026	DECHENG CAPITAL LLC	9.24%	3.8M	6.23M	0	0
Mar 31, 2026	JPMORGAN CHASE & CO	0%	297	481	3	+1.02%
Mar 31, 2026	SIMPLEX TRADING, LLC	0%	864	1.42K	864	+100.00%
Mar 31, 2026	VANGUARD CAPITAL MANAGEMENT LLC	1.48%	607.93K	997.01K	607.93K	+100.00%
Mar 31, 2026	GEODE CAPITAL MANAGEMENT, LLC	0.91%	375.37K	615.93K	6.69K	+1.81%
Dec 31, 2025	JPMORGAN CHASE & CO	0%	294	479	54	+22.50%
Dec 31, 2025	TRIFECTA CAPITAL ADVISORS, LLC	0%	1.5K	2.45K	0	0
Dec 31, 2025	UBS GROUP AG	0.01%	2.24K	3.65K	901	+67.34%
Dec 31, 2025	NATIONAL BANK OF CANADA /FI/	0.01%	2.88K	4.66K	0	0
Dec 31, 2025	RENAISSANCE TECHNOLOGIES LLC	0.03%	11K	17.93K	-600	-5.17%
Dec 31, 2025	VANGUARD GROUP INC	1.88%	758.95K	1.24M	212.25K	+38.82%
Dec 31, 2025	JANE STREET GROUP, LLC	0.03%	11.12K	18.13K	11.12K	+100.00%
Dec 31, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.05%	18.5K	30.15K	18.5K	+100.00%
Dec 31, 2025	WELLS FARGO & COMPANY/MN	0.43%	175K	285.25K	0	0
Dec 31, 2025	STEWARD PARTNERS INVESTMENT ADVISORY, LLC	0%	0	-	-1.08K	-100.00%
Dec 31, 2025	CITIGROUP INC	0%	1	2	1	+100.00%
Dec 31, 2025	BNP PARIBAS ARBITRAGE, SNC	0%	9	15	0	0
Dec 31, 2025	SBI SECURITIES CO., LTD.	0%	87	142	0	0
Dec 31, 2025	MORGAN STANLEY	0.01%	5K	8.15K	-2.91K	-36.79%
Dec 31, 2025	BARCLAYS PLC	0%	0	-	-4	-100.00%
Dec 31, 2025	ADVISOR GROUP HOLDINGS, INC.	0%	100	163	100	+100.00%
Dec 31, 2025	ROCKEFELLER CAPITAL MANAGEMENT L.P.	0%	151	246	0	0
Dec 31, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0%	330	538	-1.11K	-77.12%
Dec 31, 2025	BANK OF AMERICA CORP /DE/	0.02%	7.53K	12.28K	-12	-0.16%
Dec 31, 2025	TANAKA CAPITAL MANAGEMENT INC	0.07%	26.3K	43K	0	0
Dec 31, 2025	CITADEL ADVISORS LLC	0.08%	32.1K	52.32K	7.6K	+31.02%
Dec 31, 2025	NORTHERN TRUST CORP	0.17%	69.27K	112.91K	-1.51K	-2.13%
Dec 31, 2025	STATE STREET CORP	0.57%	231.12K	376.73K	231.12K	+100.00%
Dec 31, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.91%	368.68K	601.26K	53.2K	+16.86%
Dec 31, 2025	DECHENG CAPITAL LLC	9.43%	3.8M	6.2M	-485.4K	-11.32%
Dec 31, 2025	BLACKROCK, INC.	1.66%	670.47K	1.09M	30.81K	+4.82%
Sep 30, 2025	NORTHERN TRUST CORP	0.18%	70.78K	128.11K	54.47K	+333.98%
Sep 30, 2025	JANE STREET GROUP, LLC	0.1%	39K	70.59K	-1.1K	-2.74%
Sep 30, 2025	TANAKA CAPITAL MANAGEMENT INC	0.07%	26.3K	48K	26.3K	+100.00%
Sep 30, 2025	RENAISSANCE TECHNOLOGIES LLC	0.03%	11.6K	21K	0	0
Sep 30, 2025	UBS GROUP AG	0%	1.34K	2.42K	-5.61K	-80.75%
Sep 30, 2025	NATIONAL BANK OF CANADA /FI/	0.01%	2.88K	5.18K	0	0
Sep 30, 2025	TRIFECTA CAPITAL ADVISORS, LLC	0%	1.5K	2.72K	0	0
Sep 30, 2025	MORGAN STANLEY	0.02%	7.91K	14.32K	-300	-3.65%
Sep 30, 2025	STEWARD PARTNERS INVESTMENT ADVISORY, LLC	0%	1.08K	1.96K	0	0
Sep 30, 2025	SBI SECURITIES CO., LTD.	0%	87	157	0	0
Sep 30, 2025	ROCKEFELLER CAPITAL MANAGEMENT L.P.	0%	151	273	151	+100.00%
Sep 30, 2025	DECHENG CAPITAL LLC	10.63%	4.29M	7.76M	-245.38K	-5.41%
Sep 30, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.08%	31.5K	57.02K	-10.6K	-25.18%
Sep 30, 2025	CITADEL ADVISORS LLC	0.06%	24.5K	44.35K	-6.5K	-20.97%
Sep 30, 2025	BANK OF AMERICA CORP /DE/	0.02%	7.54K	13.66K	-227	-2.92%
Sep 30, 2025	JPMORGAN CHASE & CO	0%	240	434	97	+67.83%
Sep 30, 2025	BNP PARIBAS ARBITRAGE, SNC	0%	9	16	0	0
Sep 30, 2025	BLACKROCK, INC.	1.59%	639.66K	1.16M	4.57K	+0.72%
Sep 30, 2025	VANGUARD GROUP INC	1.36%	546.7K	989.53K	23K	+4.39%
Sep 30, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.78%	315.48K	571.38K	59.27K	+23.13%
Sep 30, 2025	WELLS FARGO & COMPANY/MN	0.43%	175K	316.75K	0	0
Sep 30, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0%	1.44K	2.61K	1.19K	+469.96%
Jun 30, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.1%	42.1K	98.94K	42.1K	+100.00%
Jun 30, 2025	BNP PARIBAS ARBITRAGE, SNC	0%	9	21	9	+100.00%
Jun 30, 2025	WELLS FARGO & COMPANY/MN	0.43%	175K	411.25K	175K	+100.00%
Jun 30, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0%	253	595	253	+100.00%
Jun 30, 2025	JANE STREET GROUP, LLC	0.1%	40.1K	94.24K	40.1K	+100.00%
Jun 30, 2025	CITADEL ADVISORS LLC	0%	0	-	-18.68K	-100.00%
Jun 30, 2025	RENAISSANCE TECHNOLOGIES LLC	0.03%	11.6K	27.26K	0	0
Jun 30, 2025	NORTHERN TRUST CORP	0.04%	16.31K	38.33K	-396	-2.37%
Jun 30, 2025	BANQUE TRANSATLANTIQUE SA	0%	0	-	-70	-100.00%
Jun 30, 2025	SBI SECURITIES CO., LTD.	0%	87	204	0	0
Jun 30, 2025	TWO SIGMA SECURITIES, LLC	0%	0	-	-22.03K	-100.00%
Jun 30, 2025		0%	0	-	-70	-100.00%
Jun 30, 2025	TRIFECTA CAPITAL ADVISORS, LLC	0%	1.5K	3.53K	0	0
Jun 30, 2025	NATIONAL BANK OF CANADA /FI/	0.01%	2.88K	6.73K	0	0
Jun 30, 2025	MORGAN STANLEY	0.02%	8.21K	19.29M	0	0
Jun 30, 2025	BLACKROCK, INC.	1.58%	635.09K	1.49M	415.17K	+188.79%
Jun 30, 2025	DECHENG CAPITAL LLC	11.24%	4.53M	10.65M	-351.17K	-7.19%
Jun 30, 2025	JPMORGAN CHASE & CO	0%	143	336	-457	-76.17%
Jun 30, 2025	STEWARD PARTNERS INVESTMENT ADVISORY, LLC	0%	1.08K	2.54K	0	0
Jun 30, 2025	UBS GROUP AG	0.02%	6.95K	16.34K	-33.93K	-83.00%
Jun 30, 2025	BANK OF AMERICA CORP /DE/	0.02%	7.77K	18.26K	-79	-1.01%
Jun 30, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.64%	256.21K	602.52K	231.84K	+951.43%
Jun 30, 2025	VANGUARD GROUP INC	1.3%	523.7K	1.23M	523.7K	+100.00%
Mar 31, 2025	UBS GROUP AG	0.1%	40.88K	58.66K	-17.21K	-29.63%
Mar 31, 2025	WELLS FARGO & COMPANY/MN	0%	0	-	-580	-100.00%
Mar 31, 2025		0%	70	93	70	+100.00%
Mar 31, 2025	JPMORGAN CHASE & CO	0%	600	840	0	0
Mar 31, 2025	TRIFECTA CAPITAL ADVISORS, LLC	0%	1.5K	2.15K	1.5K	+100.00%
Mar 31, 2025	NATIONAL BANK OF CANADA /FI/	0.01%	2.88K	3.88K	0	0
Mar 31, 2025	MORGAN STANLEY	0.02%	8.21K	11.78K	300	+3.79%
Mar 31, 2025	RENAISSANCE TECHNOLOGIES LLC	0.03%	11.6K	16.65K	0	0
Mar 31, 2025	CITADEL ADVISORS LLC	0%	200	280	200	+100.00%
Mar 31, 2025	BANK OF AMERICA CORP /DE/	0.02%	7.85K	11.27K	0	0
Mar 31, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.06%	24.37K	34.12K	0	0
Mar 31, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0%	0	-	-12.1K	-100.00%
Mar 31, 2025	ACADIAN ASSET MANAGEMENT LLC	0%	0	-	-3.9K	-100.00%
Mar 31, 2025	STEWARD PARTNERS INVESTMENT ADVISORY, LLC	0%	1.08K	1.55K	1.08K	+100.00%
Mar 31, 2025	NORTHERN TRUST CORP	0.04%	16.71K	23.97K	0	0
Mar 31, 2025	TWO SIGMA SECURITIES, LLC	0.05%	22.03K	31.61K	22.03K	+100.00%
Mar 31, 2025	TANAKA CAPITAL MANAGEMENT INC	0.07%	26.3K	38K	-3.18K	-10.78%
Mar 31, 2025	DECHENG CAPITAL LLC	12.11%	4.88M	6.97M	0	0
Mar 31, 2025	BLACKROCK, INC.	0.55%	219.91K	315.58K	-1.09K	-0.49%
Mar 31, 2024	NORTHERN TRUST CORP	0.05%	18.76K	66.97K	195	+1.05%
Mar 31, 2024	MORGAN STANLEY	0.02%	8.2K	29.27K	-911	-10.00%
Mar 31, 2024	BLACKROCK INC.	0.55%	215.16K	768.13K	-9.12K	-4.07%
Mar 31, 2024	FMR LLC	1.14%	447.16K	1.6M	447.16K	+100.00%
Mar 31, 2024	DECHENG CAPITAL LLC	12.68%	4.96M	17.7M	0	0
Mar 31, 2024	CUTLER GROUP LLC / CA	0%	0	-	-5.9K	-100.00%
Mar 31, 2024	GROUP ONE TRADING, L.P.	0%	0	-	-56.99K	-100.00%
Mar 31, 2024	FRANKLIN RESOURCES INC	0%	0	-	-12.42K	-100.00%
Mar 31, 2024	WELLS FARGO & COMPANY/MN	0%	580	2.07K	0	0
Mar 31, 2024	SIMPLEX TRADING, LLC	0%	1.35K	4K	1.35K	+100.00%
Mar 31, 2024	CITADEL ADVISORS LLC	0%	1.8K	6.43K	300	+20.00%
Mar 31, 2024	QUBE RESEARCH & TECHNOLOGIES LTD	0.01%	2.6K	9.3K	2.5K	+2,403.85%
Mar 31, 2024	NATIONAL BANK OF CANADA /FI/	0.01%	2.88K	6.79K	0	0
Mar 31, 2024	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.05%	17.7K	63.19K	-117.2K	-86.88%
Mar 31, 2024	ACADIAN ASSET MANAGEMENT LLC	0.06%	22.6K	80K	-12.2K	-35.07%
Mar 31, 2024	GEODE CAPITAL MANAGEMENT, LLC	0.06%	24.37K	86.99K	4.19K	+20.74%
Mar 31, 2024	Y-INTERCEPT (HONG KONG) LTD	0.08%	30.68K	109.52K	30.68K	+100.00%
Mar 31, 2024	CAPSTONE CAPITAL LLC	0.13%	50.5K	180.29K	0	0
Mar 31, 2024	UBS GROUP AG	0.02%	6.53K	23.32K	6.46K	+8,973.61%
Mar 31, 2024	BANK OF AMERICA CORP /DE/	0.03%	12.99K	46.39K	4.73K	+57.18%
Mar 31, 2024	SG AMERICAS SECURITIES, LLC	0.04%	17.54K	63K	17.54K	+100.00%
Mar 31, 2024	TANAKA CAPITAL MANAGEMENT INC	0.08%	29.47K	105K	0	0
Mar 31, 2024	STATE STREET CORP	0.08%	32.2K	114.95K	0	0
Dec 31, 2023	FRANKLIN RESOURCES INC	0.03%	12.42K	11.03K	0	0
Dec 31, 2023	CREATIVE PLANNING	0%	0	-	-10.8K	-100.00%
Dec 31, 2023	PARKSIDE FINANCIAL BANK & TRUST	0%	0	-	-568	-100.00%
Dec 31, 2023	MILLENNIUM MANAGEMENT LLC	0%	0	-	-86.26K	-100.00%
Dec 31, 2023	TWO SIGMA INVESTMENTS, LP	0%	0	-	-19.77K	-100.00%
Dec 31, 2023	UBS GROUP AG	0%	72	65	15	+26.32%
Dec 31, 2023	QUBE RESEARCH & TECHNOLOGIES LTD	0%	104	92	0	0
Dec 31, 2023	PARALLEL ADVISORS, LLC	0%	0	-	-806	-100.00%
Dec 31, 2023	HENNION & WALSH ASSET MANAGEMENT, INC.	0%	0	-	-80.99K	-100.00%
Dec 31, 2023		0.13%	50.5K	45.45K	50.5K	+100.00%
Dec 31, 2023	CITADEL ADVISORS LLC	0%	1.5K	1.33K	400	+36.36%
Dec 31, 2023	BLACKROCK INC.	0.57%	224.29K	201.86K	-11.54K	-4.89%
Dec 31, 2023	GROUP ONE TRADING, L.P.	0.15%	56.99K	50.6M	-5.42K	-8.68%
Dec 31, 2023	WELLS FARGO & COMPANY/MN	0%	580	522	0	0
Dec 31, 2023	NATIONAL BANK OF CANADA /FI/	0.01%	2.88K	2.44K	0	0
Dec 31, 2023	ACADIAN ASSET MANAGEMENT LLC	0.09%	34.8K	30K	-11.6K	-25.01%
Dec 31, 2023	STATE STREET CORP	0.08%	32.2K	28.59K	0	0
Dec 31, 2023	ADVISOR GROUP HOLDINGS, INC.	0%	0	-	-100	-100.00%
Dec 31, 2023	CUTLER GROUP LLC / CA	0.02%	5.9K	5K	0	0
Dec 31, 2023	BANK OF AMERICA CORP /DE/	0.02%	8.27K	7.44K	267	+3.34%
Dec 31, 2023	MORGAN STANLEY	0.02%	9.11K	8.2K	-3K	-24.77%
Dec 31, 2023	TANAKA CAPITAL MANAGEMENT INC	0.08%	29.47K	26K	0	0
Dec 31, 2023	GEODE CAPITAL MANAGEMENT, LLC	0.05%	20.18K	17.92K	0	0
Dec 31, 2023	NORTHERN TRUST CORP	0.05%	18.57K	16.71K	0	0

Insiders

Among the BYSI insiders holding of 14.26% of the stake in company, DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P., 10 percent owner, holds the largest shares of 1.52M. , , is the second largest BYSI insider with ownership of - shares. , , stands third with possession of - shares of that stake.

Insiders	Designation	Shares Held
DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	10 percent owner	1.52M

Buying/Selling by Insiders

Date	Insider	Type	Cost	Shares	Value ($)	Shares Total
Oct 17, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.76	45.51K	80.1K	1.52M
Oct 16, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.72	85.8K	147.57K	1.56M
Oct 15, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.65	17.96K	29.63K	1.65M
Oct 14, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.65	28.5K	47.02K	1.67M
Oct 13, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.70	107.36K	182.51K	1.7M
Oct 10, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.77	2.39K	4.23K	1.8M
Oct 09, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.81	3.98K	7.2K	1.81M
Oct 08, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.77	7.51K	13.29K	1.81M
Oct 07, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.79	2.1K	3.76K	1.82M
Oct 06, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.78	17.5K	31.15K	1.82M
Oct 03, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.76	600	1.06K	1.84M
Oct 02, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.73	600	1.04K	1.84M
Oct 01, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.80	2.6K	4.68K	1.84M
Sep 30, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.81	4.46K	8.08K	1.84M
Sep 29, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.75	500	875	1.85M
Sep 26, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.68	600	1.01K	1.85M
Sep 25, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.66	700	1.16K	1.85M
Sep 24, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.68	2.26K	3.79K	1.85M
Sep 23, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.72	4.11K	7.06K	1.85M
Sep 22, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.83	5.41K	9.9K	1.85M
Sep 19, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.79	3.66K	6.54K	1.86M
Sep 18, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.74	5.31K	9.23K	1.86M
Sep 17, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.83	2.3K	4.22K	1.87M
Sep 16, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.88	840	1.58K	1.87M
Sep 15, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.84	2.57K	4.73K	1.87M
Sep 12, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.85	700	1.3K	1.87M
Sep 11, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.90	3.82K	7.26K	1.87M
Sep 10, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.93	8.18K	15.78K	1.88M
Sep 09, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.97	9.05K	17.83K	1.89M
Sep 08, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.93	7.09K	13.68K	1.9M
Sep 05, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.86	1.11K	2.06K	1.9M
Sep 04, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.82	803	1.46K	1.9M
Sep 03, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.81	1.27K	2.3K	1.9M
Sep 02, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.78	2.8K	4.98K	1.91M
Aug 29, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.74	800	1.39K	1.91M
Aug 28, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.81	809	1.46K	1.91M
Aug 27, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.78	1.3K	2.31K	1.91M
Aug 26, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.79	2K	3.58K	1.91M
Aug 25, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.77	300	531	1.91M
Aug 22, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.75	2.38K	4.16K	1.91M
Aug 21, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.79	3.03K	5.43K	1.92M
Aug 20, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.74	3.46K	6.01K	1.92M
Aug 19, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.77	3.6K	6.38K	1.92M
Aug 18, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.03	47.67K	96.77K	1.93M
Aug 15, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.00	2.9K	5.8K	1.97M
Aug 14, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.00	2K	4K	1.98M
Aug 04, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.18	2.2K	4.79K	891.73K
Jul 18, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.20	900	1.98K	893.93K
Jul 17, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.19	20.57K	45.05K	894.83K
Jul 16, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.24	5.4K	12.09K	915.4K
Jul 15, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.28	2.15K	4.91K	920.8K
Jul 14, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.29	801	1.83K	922.95K
Jul 11, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.29	246	563.34	923.75K
Jul 10, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.28	768	1.75K	924K
Jul 09, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.27	252	572.04	924.77K
Jul 08, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.29	9.06K	20.75K	925.02K
Jul 02, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.42	324	784.08	934.08K
Jul 01, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.43	600	1.46K	934.4K
Jun 23, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	3.09	1.7K	5.25K	1.62M
Jun 20, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	3.11	60K	186.6K	935K
Jun 18, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	3.17	59.25K	187.83K	1.84M
Jun 17, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	3.23	5K	16.15K	995K

Frequently Asked Questions

Stock Outstanding Shares

ShortableYes

OptionableYes

Short Percent Of Outstanding Shares5.61

Short Percent Of Float6.76

Shares Outstanding41.12M

Shares Float31.95M

Shares Short2.31M

Short Ratio1.22

6.76%

Short % of Float

5.61%

Short % of Shares Outstanding

Market Insider

Investors cannot turn a blind eye to insiders as well as institutional ownership. They need to follow insider trades to determine the direction the stock is likely to take.

Major Holders Summary

14.26% Percentage of Shares held by All Insiders

14.58% Percentage of Shares held by All Institutions

17.01% Percentage of Float held by Institutions

Number of Institutions Holding Shares

Institutional Ownership

Date	Holder	% Stake	Shares Held	Total Value ($)	Shares	% Change in Portfolio
Jun 30, 2026	DECHENG CAPITAL LLC	9.24%	3.8M	6.65M	0	0
Jun 30, 2026	BNP PARIBAS ARBITRAGE, SNC	0%	9	16	0	0
Jun 30, 2026	BARCLAYS PLC	0%	19	33	19	+100.00%
Jun 30, 2026	CAITONG INTERNATIONAL ASSET MANAGEMENT CO., LTD	0%	1	2	1	+100.00%
Jun 30, 2026	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0%	0	-	-22.3K	-100.00%
Jun 30, 2026	SBI SECURITIES CO., LTD.	0%	76	133	-11	-12.64%
Jun 30, 2026	JPMORGAN CHASE & CO	0%	319	571	22	+7.41%
Jun 30, 2026	SIMPLEX TRADING, LLC	0%	1.17K	2.04K	301	+34.84%
Jun 30, 2026	TOWER RESEARCH CAPITAL LLC (TRC)	0%	1.47K	2.57K	455	+45.00%
Jun 30, 2026	TRIFECTA CAPITAL ADVISORS, LLC	0%	1.5K	2.63K	0	0
Jun 30, 2026	NATIONAL BANK OF CANADA /FI/	0.01%	2.88K	5.03K	0	0
Jun 30, 2026	MORGAN STANLEY	0.01%	4.57K	8K	0	0
Jun 30, 2026	VANGUARD GLOBAL ADVISERS, LLC	0.01%	4.8K	8.4K	0	0
Jun 30, 2026	RENAISSANCE TECHNOLOGIES LLC	0.03%	10.9K	19.08K	-200	-1.80%
Jun 30, 2026	FARTHER FINANCE ADVISORS, LLC	0.03%	12.77K	22.35K	12.77K	+100.00%
Jun 30, 2026	JANE STREET GROUP, LLC	0.03%	12.8K	22.4K	12.8K	+100.00%
Jun 30, 2026	MERIDIAN WEALTH MANAGEMENT, LLC	0.04%	15K	26.25K	0	0
Jun 30, 2026	CITADEL ADVISORS LLC	0.04%	15.9K	27.83K	15.9K	+100.00%
Jun 30, 2026	NORTHERN TRUST CORP	0.15%	62.02K	108.54K	-7.24K	-10.46%
Jun 30, 2026	UBS GROUP AG	0.15%	63.03K	110.31K	61.86K	+5,287.35%
Jun 30, 2026	VANGUARD FIDUCIARY TRUST CO	0.44%	181.2K	317.09K	1.27K	+0.71%
Jun 30, 2026	STATE STREET CORP	0.56%	231.12K	404.46K	0	0
Jun 30, 2026	GEODE CAPITAL MANAGEMENT, LLC	0.89%	367.74K	643.91K	-7.63K	-2.03%
Jun 30, 2026	VANGUARD CAPITAL MANAGEMENT LLC	1.52%	626.46K	1.1M	18.52K	+3.05%
Jun 30, 2026	BLACKROCK, INC.	1.64%	672.92K	1.18M	23.45K	+3.61%
Mar 31, 2026	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0%	0	-	-18.5K	-100.00%
Mar 31, 2026	CITIGROUP INC	0%	0	-	-1	-100.00%
Mar 31, 2026	WELLS FARGO & COMPANY/MN	0%	0	-	-175K	-100.00%
Mar 31, 2026	BANK OF AMERICA CORP /DE/	0%	0	-	-7.53K	-100.00%
Mar 31, 2026	BNP PARIBAS ARBITRAGE, SNC	0%	9	15	0	0
Mar 31, 2026	SBI SECURITIES CO., LTD.	0%	87	143	0	0
Mar 31, 2026	NATIONAL BANK OF CANADA /FI/	0.01%	2.88K	4.6K	0	0
Mar 31, 2026	MORGAN STANLEY	0.01%	4.57K	7.5K	-430	-8.60%
Mar 31, 2026	TANAKA CAPITAL MANAGEMENT INC	0.06%	26.3K	43K	0	0
Mar 31, 2026	NORTHERN TRUST CORP	0.17%	69.27K	113.6K	0	0
Mar 31, 2026	ROCKEFELLER CAPITAL MANAGEMENT L.P.	0%	0	-	-151	-100.00%
Mar 31, 2026	ADVISOR GROUP HOLDINGS, INC.	0%	0	-	-100	-100.00%
Mar 31, 2026	JANE STREET GROUP, LLC	0%	0	-	-39.3K	-100.00%
Mar 31, 2026	CITADEL ADVISORS LLC	0%	0	-	-32.1K	-100.00%
Mar 31, 2026	TOWER RESEARCH CAPITAL LLC (TRC)	0%	1.01K	1.66K	681	+206.36%
Mar 31, 2026	UBS GROUP AG	0%	1.17K	1.92K	-1.07K	-47.74%
Mar 31, 2026	TRIFECTA CAPITAL ADVISORS, LLC	0%	1.5K	2.46K	0	0
Mar 31, 2026	VANGUARD GLOBAL ADVISERS, LLC	0.01%	4.8K	7.88K	4.8K	+100.00%
Mar 31, 2026	RENAISSANCE TECHNOLOGIES LLC	0.03%	11.1K	18.2K	100	+0.91%
Mar 31, 2026	MERIDIAN WEALTH MANAGEMENT, LLC	0.04%	15K	24.6K	15K	+100.00%
Mar 31, 2026	VANGUARD FIDUCIARY TRUST CO	0.44%	179.93K	295.08K	179.93K	+100.00%
Mar 31, 2026	STATE STREET CORP	0.56%	231.12K	379.04K	0	0
Mar 31, 2026		1.48%	607.93K	997.01K	607.93K	+100.00%
Mar 31, 2026	BLACKROCK, INC.	1.58%	649.46K	1.07M	-21.01K	-3.13%
Mar 31, 2026	DECHENG CAPITAL LLC	9.24%	3.8M	6.23M	0	0
Mar 31, 2026	JPMORGAN CHASE & CO	0%	297	481	3	+1.02%
Mar 31, 2026	SIMPLEX TRADING, LLC	0%	864	1.42K	864	+100.00%
Mar 31, 2026	VANGUARD CAPITAL MANAGEMENT LLC	1.48%	607.93K	997.01K	607.93K	+100.00%
Mar 31, 2026	GEODE CAPITAL MANAGEMENT, LLC	0.91%	375.37K	615.93K	6.69K	+1.81%
Dec 31, 2025	JPMORGAN CHASE & CO	0%	294	479	54	+22.50%
Dec 31, 2025	TRIFECTA CAPITAL ADVISORS, LLC	0%	1.5K	2.45K	0	0
Dec 31, 2025	UBS GROUP AG	0.01%	2.24K	3.65K	901	+67.34%
Dec 31, 2025	NATIONAL BANK OF CANADA /FI/	0.01%	2.88K	4.66K	0	0
Dec 31, 2025	RENAISSANCE TECHNOLOGIES LLC	0.03%	11K	17.93K	-600	-5.17%
Dec 31, 2025	VANGUARD GROUP INC	1.88%	758.95K	1.24M	212.25K	+38.82%
Dec 31, 2025	JANE STREET GROUP, LLC	0.03%	11.12K	18.13K	11.12K	+100.00%
Dec 31, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.05%	18.5K	30.15K	18.5K	+100.00%
Dec 31, 2025	WELLS FARGO & COMPANY/MN	0.43%	175K	285.25K	0	0
Dec 31, 2025	STEWARD PARTNERS INVESTMENT ADVISORY, LLC	0%	0	-	-1.08K	-100.00%
Dec 31, 2025	CITIGROUP INC	0%	1	2	1	+100.00%
Dec 31, 2025	BNP PARIBAS ARBITRAGE, SNC	0%	9	15	0	0
Dec 31, 2025	SBI SECURITIES CO., LTD.	0%	87	142	0	0
Dec 31, 2025	MORGAN STANLEY	0.01%	5K	8.15K	-2.91K	-36.79%
Dec 31, 2025	BARCLAYS PLC	0%	0	-	-4	-100.00%
Dec 31, 2025	ADVISOR GROUP HOLDINGS, INC.	0%	100	163	100	+100.00%
Dec 31, 2025	ROCKEFELLER CAPITAL MANAGEMENT L.P.	0%	151	246	0	0
Dec 31, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0%	330	538	-1.11K	-77.12%
Dec 31, 2025	BANK OF AMERICA CORP /DE/	0.02%	7.53K	12.28K	-12	-0.16%
Dec 31, 2025	TANAKA CAPITAL MANAGEMENT INC	0.07%	26.3K	43K	0	0
Dec 31, 2025	CITADEL ADVISORS LLC	0.08%	32.1K	52.32K	7.6K	+31.02%
Dec 31, 2025	NORTHERN TRUST CORP	0.17%	69.27K	112.91K	-1.51K	-2.13%
Dec 31, 2025	STATE STREET CORP	0.57%	231.12K	376.73K	231.12K	+100.00%
Dec 31, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.91%	368.68K	601.26K	53.2K	+16.86%
Dec 31, 2025	DECHENG CAPITAL LLC	9.43%	3.8M	6.2M	-485.4K	-11.32%
Dec 31, 2025	BLACKROCK, INC.	1.66%	670.47K	1.09M	30.81K	+4.82%
Sep 30, 2025	NORTHERN TRUST CORP	0.18%	70.78K	128.11K	54.47K	+333.98%
Sep 30, 2025	JANE STREET GROUP, LLC	0.1%	39K	70.59K	-1.1K	-2.74%
Sep 30, 2025	TANAKA CAPITAL MANAGEMENT INC	0.07%	26.3K	48K	26.3K	+100.00%
Sep 30, 2025	RENAISSANCE TECHNOLOGIES LLC	0.03%	11.6K	21K	0	0
Sep 30, 2025	UBS GROUP AG	0%	1.34K	2.42K	-5.61K	-80.75%
Sep 30, 2025	NATIONAL BANK OF CANADA /FI/	0.01%	2.88K	5.18K	0	0
Sep 30, 2025	TRIFECTA CAPITAL ADVISORS, LLC	0%	1.5K	2.72K	0	0
Sep 30, 2025	MORGAN STANLEY	0.02%	7.91K	14.32K	-300	-3.65%
Sep 30, 2025	STEWARD PARTNERS INVESTMENT ADVISORY, LLC	0%	1.08K	1.96K	0	0
Sep 30, 2025	SBI SECURITIES CO., LTD.	0%	87	157	0	0
Sep 30, 2025	ROCKEFELLER CAPITAL MANAGEMENT L.P.	0%	151	273	151	+100.00%
Sep 30, 2025	DECHENG CAPITAL LLC	10.63%	4.29M	7.76M	-245.38K	-5.41%
Sep 30, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.08%	31.5K	57.02K	-10.6K	-25.18%
Sep 30, 2025	CITADEL ADVISORS LLC	0.06%	24.5K	44.35K	-6.5K	-20.97%
Sep 30, 2025	BANK OF AMERICA CORP /DE/	0.02%	7.54K	13.66K	-227	-2.92%
Sep 30, 2025	JPMORGAN CHASE & CO	0%	240	434	97	+67.83%
Sep 30, 2025	BNP PARIBAS ARBITRAGE, SNC	0%	9	16	0	0
Sep 30, 2025	BLACKROCK, INC.	1.59%	639.66K	1.16M	4.57K	+0.72%
Sep 30, 2025	VANGUARD GROUP INC	1.36%	546.7K	989.53K	23K	+4.39%
Sep 30, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.78%	315.48K	571.38K	59.27K	+23.13%
Sep 30, 2025	WELLS FARGO & COMPANY/MN	0.43%	175K	316.75K	0	0
Sep 30, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0%	1.44K	2.61K	1.19K	+469.96%
Jun 30, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.1%	42.1K	98.94K	42.1K	+100.00%
Jun 30, 2025	BNP PARIBAS ARBITRAGE, SNC	0%	9	21	9	+100.00%
Jun 30, 2025	WELLS FARGO & COMPANY/MN	0.43%	175K	411.25K	175K	+100.00%
Jun 30, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0%	253	595	253	+100.00%
Jun 30, 2025	JANE STREET GROUP, LLC	0.1%	40.1K	94.24K	40.1K	+100.00%
Jun 30, 2025	CITADEL ADVISORS LLC	0%	0	-	-18.68K	-100.00%
Jun 30, 2025	RENAISSANCE TECHNOLOGIES LLC	0.03%	11.6K	27.26K	0	0
Jun 30, 2025	NORTHERN TRUST CORP	0.04%	16.31K	38.33K	-396	-2.37%
Jun 30, 2025	BANQUE TRANSATLANTIQUE SA	0%	0	-	-70	-100.00%
Jun 30, 2025	SBI SECURITIES CO., LTD.	0%	87	204	0	0
Jun 30, 2025	TWO SIGMA SECURITIES, LLC	0%	0	-	-22.03K	-100.00%
Jun 30, 2025		0%	0	-	-70	-100.00%
Jun 30, 2025	TRIFECTA CAPITAL ADVISORS, LLC	0%	1.5K	3.53K	0	0
Jun 30, 2025	NATIONAL BANK OF CANADA /FI/	0.01%	2.88K	6.73K	0	0
Jun 30, 2025	MORGAN STANLEY	0.02%	8.21K	19.29M	0	0
Jun 30, 2025	BLACKROCK, INC.	1.58%	635.09K	1.49M	415.17K	+188.79%
Jun 30, 2025	DECHENG CAPITAL LLC	11.24%	4.53M	10.65M	-351.17K	-7.19%
Jun 30, 2025	JPMORGAN CHASE & CO	0%	143	336	-457	-76.17%
Jun 30, 2025	STEWARD PARTNERS INVESTMENT ADVISORY, LLC	0%	1.08K	2.54K	0	0
Jun 30, 2025	UBS GROUP AG	0.02%	6.95K	16.34K	-33.93K	-83.00%
Jun 30, 2025	BANK OF AMERICA CORP /DE/	0.02%	7.77K	18.26K	-79	-1.01%
Jun 30, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.64%	256.21K	602.52K	231.84K	+951.43%
Jun 30, 2025	VANGUARD GROUP INC	1.3%	523.7K	1.23M	523.7K	+100.00%
Mar 31, 2025	UBS GROUP AG	0.1%	40.88K	58.66K	-17.21K	-29.63%
Mar 31, 2025	WELLS FARGO & COMPANY/MN	0%	0	-	-580	-100.00%
Mar 31, 2025		0%	70	93	70	+100.00%
Mar 31, 2025	JPMORGAN CHASE & CO	0%	600	840	0	0
Mar 31, 2025	TRIFECTA CAPITAL ADVISORS, LLC	0%	1.5K	2.15K	1.5K	+100.00%
Mar 31, 2025	NATIONAL BANK OF CANADA /FI/	0.01%	2.88K	3.88K	0	0
Mar 31, 2025	MORGAN STANLEY	0.02%	8.21K	11.78K	300	+3.79%
Mar 31, 2025	RENAISSANCE TECHNOLOGIES LLC	0.03%	11.6K	16.65K	0	0
Mar 31, 2025	CITADEL ADVISORS LLC	0%	200	280	200	+100.00%
Mar 31, 2025	BANK OF AMERICA CORP /DE/	0.02%	7.85K	11.27K	0	0
Mar 31, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.06%	24.37K	34.12K	0	0
Mar 31, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0%	0	-	-12.1K	-100.00%
Mar 31, 2025	ACADIAN ASSET MANAGEMENT LLC	0%	0	-	-3.9K	-100.00%
Mar 31, 2025	STEWARD PARTNERS INVESTMENT ADVISORY, LLC	0%	1.08K	1.55K	1.08K	+100.00%
Mar 31, 2025	NORTHERN TRUST CORP	0.04%	16.71K	23.97K	0	0
Mar 31, 2025	TWO SIGMA SECURITIES, LLC	0.05%	22.03K	31.61K	22.03K	+100.00%
Mar 31, 2025	TANAKA CAPITAL MANAGEMENT INC	0.07%	26.3K	38K	-3.18K	-10.78%
Mar 31, 2025	DECHENG CAPITAL LLC	12.11%	4.88M	6.97M	0	0
Mar 31, 2025	BLACKROCK, INC.	0.55%	219.91K	315.58K	-1.09K	-0.49%
Mar 31, 2024	NORTHERN TRUST CORP	0.05%	18.76K	66.97K	195	+1.05%
Mar 31, 2024	MORGAN STANLEY	0.02%	8.2K	29.27K	-911	-10.00%
Mar 31, 2024	BLACKROCK INC.	0.55%	215.16K	768.13K	-9.12K	-4.07%
Mar 31, 2024	FMR LLC	1.14%	447.16K	1.6M	447.16K	+100.00%
Mar 31, 2024	DECHENG CAPITAL LLC	12.68%	4.96M	17.7M	0	0
Mar 31, 2024	CUTLER GROUP LLC / CA	0%	0	-	-5.9K	-100.00%
Mar 31, 2024	GROUP ONE TRADING, L.P.	0%	0	-	-56.99K	-100.00%
Mar 31, 2024	FRANKLIN RESOURCES INC	0%	0	-	-12.42K	-100.00%
Mar 31, 2024	WELLS FARGO & COMPANY/MN	0%	580	2.07K	0	0
Mar 31, 2024	SIMPLEX TRADING, LLC	0%	1.35K	4K	1.35K	+100.00%
Mar 31, 2024	CITADEL ADVISORS LLC	0%	1.8K	6.43K	300	+20.00%
Mar 31, 2024	QUBE RESEARCH & TECHNOLOGIES LTD	0.01%	2.6K	9.3K	2.5K	+2,403.85%
Mar 31, 2024	NATIONAL BANK OF CANADA /FI/	0.01%	2.88K	6.79K	0	0
Mar 31, 2024	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.05%	17.7K	63.19K	-117.2K	-86.88%
Mar 31, 2024	ACADIAN ASSET MANAGEMENT LLC	0.06%	22.6K	80K	-12.2K	-35.07%
Mar 31, 2024	GEODE CAPITAL MANAGEMENT, LLC	0.06%	24.37K	86.99K	4.19K	+20.74%
Mar 31, 2024	Y-INTERCEPT (HONG KONG) LTD	0.08%	30.68K	109.52K	30.68K	+100.00%
Mar 31, 2024	CAPSTONE CAPITAL LLC	0.13%	50.5K	180.29K	0	0
Mar 31, 2024	UBS GROUP AG	0.02%	6.53K	23.32K	6.46K	+8,973.61%
Mar 31, 2024	BANK OF AMERICA CORP /DE/	0.03%	12.99K	46.39K	4.73K	+57.18%
Mar 31, 2024	SG AMERICAS SECURITIES, LLC	0.04%	17.54K	63K	17.54K	+100.00%
Mar 31, 2024	TANAKA CAPITAL MANAGEMENT INC	0.08%	29.47K	105K	0	0
Mar 31, 2024	STATE STREET CORP	0.08%	32.2K	114.95K	0	0
Dec 31, 2023	FRANKLIN RESOURCES INC	0.03%	12.42K	11.03K	0	0
Dec 31, 2023	CREATIVE PLANNING	0%	0	-	-10.8K	-100.00%
Dec 31, 2023	PARKSIDE FINANCIAL BANK & TRUST	0%	0	-	-568	-100.00%
Dec 31, 2023	MILLENNIUM MANAGEMENT LLC	0%	0	-	-86.26K	-100.00%
Dec 31, 2023	TWO SIGMA INVESTMENTS, LP	0%	0	-	-19.77K	-100.00%
Dec 31, 2023	UBS GROUP AG	0%	72	65	15	+26.32%
Dec 31, 2023	QUBE RESEARCH & TECHNOLOGIES LTD	0%	104	92	0	0
Dec 31, 2023	PARALLEL ADVISORS, LLC	0%	0	-	-806	-100.00%
Dec 31, 2023	HENNION & WALSH ASSET MANAGEMENT, INC.	0%	0	-	-80.99K	-100.00%
Dec 31, 2023		0.13%	50.5K	45.45K	50.5K	+100.00%
Dec 31, 2023	CITADEL ADVISORS LLC	0%	1.5K	1.33K	400	+36.36%
Dec 31, 2023	BLACKROCK INC.	0.57%	224.29K	201.86K	-11.54K	-4.89%
Dec 31, 2023	GROUP ONE TRADING, L.P.	0.15%	56.99K	50.6M	-5.42K	-8.68%
Dec 31, 2023	WELLS FARGO & COMPANY/MN	0%	580	522	0	0
Dec 31, 2023	NATIONAL BANK OF CANADA /FI/	0.01%	2.88K	2.44K	0	0
Dec 31, 2023	ACADIAN ASSET MANAGEMENT LLC	0.09%	34.8K	30K	-11.6K	-25.01%
Dec 31, 2023	STATE STREET CORP	0.08%	32.2K	28.59K	0	0
Dec 31, 2023	ADVISOR GROUP HOLDINGS, INC.	0%	0	-	-100	-100.00%
Dec 31, 2023	CUTLER GROUP LLC / CA	0.02%	5.9K	5K	0	0
Dec 31, 2023	BANK OF AMERICA CORP /DE/	0.02%	8.27K	7.44K	267	+3.34%
Dec 31, 2023	MORGAN STANLEY	0.02%	9.11K	8.2K	-3K	-24.77%
Dec 31, 2023	TANAKA CAPITAL MANAGEMENT INC	0.08%	29.47K	26K	0	0
Dec 31, 2023	GEODE CAPITAL MANAGEMENT, LLC	0.05%	20.18K	17.92K	0	0
Dec 31, 2023	NORTHERN TRUST CORP	0.05%	18.57K	16.71K	0	0

Insiders

Insiders	Designation	Shares Held
DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	10 percent owner	1.52M

Buying/Selling by Insiders

Date	Insider	Type	Cost	Shares	Value ($)	Shares Total
Oct 17, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.76	45.51K	80.1K	1.52M
Oct 16, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.72	85.8K	147.57K	1.56M
Oct 15, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.65	17.96K	29.63K	1.65M
Oct 14, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.65	28.5K	47.02K	1.67M
Oct 13, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.70	107.36K	182.51K	1.7M
Oct 10, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.77	2.39K	4.23K	1.8M
Oct 09, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.81	3.98K	7.2K	1.81M
Oct 08, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.77	7.51K	13.29K	1.81M
Oct 07, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.79	2.1K	3.76K	1.82M
Oct 06, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.78	17.5K	31.15K	1.82M
Oct 03, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.76	600	1.06K	1.84M
Oct 02, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.73	600	1.04K	1.84M
Oct 01, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.80	2.6K	4.68K	1.84M
Sep 30, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.81	4.46K	8.08K	1.84M
Sep 29, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.75	500	875	1.85M
Sep 26, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.68	600	1.01K	1.85M
Sep 25, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.66	700	1.16K	1.85M
Sep 24, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.68	2.26K	3.79K	1.85M
Sep 23, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.72	4.11K	7.06K	1.85M
Sep 22, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.83	5.41K	9.9K	1.85M
Sep 19, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.79	3.66K	6.54K	1.86M
Sep 18, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.74	5.31K	9.23K	1.86M
Sep 17, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.83	2.3K	4.22K	1.87M
Sep 16, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.88	840	1.58K	1.87M
Sep 15, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.84	2.57K	4.73K	1.87M
Sep 12, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.85	700	1.3K	1.87M
Sep 11, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.90	3.82K	7.26K	1.87M
Sep 10, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.93	8.18K	15.78K	1.88M
Sep 09, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.97	9.05K	17.83K	1.89M
Sep 08, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.93	7.09K	13.68K	1.9M
Sep 05, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.86	1.11K	2.06K	1.9M
Sep 04, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.82	803	1.46K	1.9M
Sep 03, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.81	1.27K	2.3K	1.9M
Sep 02, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.78	2.8K	4.98K	1.91M
Aug 29, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.74	800	1.39K	1.91M
Aug 28, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.81	809	1.46K	1.91M
Aug 27, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.78	1.3K	2.31K	1.91M
Aug 26, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.79	2K	3.58K	1.91M
Aug 25, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.77	300	531	1.91M
Aug 22, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.75	2.38K	4.16K	1.91M
Aug 21, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.79	3.03K	5.43K	1.92M
Aug 20, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.74	3.46K	6.01K	1.92M
Aug 19, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	1.77	3.6K	6.38K	1.92M
Aug 18, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.03	47.67K	96.77K	1.93M
Aug 15, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.00	2.9K	5.8K	1.97M
Aug 14, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.00	2K	4K	1.98M
Aug 04, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.18	2.2K	4.79K	891.73K
Jul 18, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.20	900	1.98K	893.93K
Jul 17, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.19	20.57K	45.05K	894.83K
Jul 16, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.24	5.4K	12.09K	915.4K
Jul 15, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.28	2.15K	4.91K	920.8K
Jul 14, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.29	801	1.83K	922.95K
Jul 11, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.29	246	563.34	923.75K
Jul 10, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.28	768	1.75K	924K
Jul 09, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.27	252	572.04	924.77K
Jul 08, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.29	9.06K	20.75K	925.02K
Jul 02, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.42	324	784.08	934.08K
Jul 01, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	2.43	600	1.46K	934.4K
Jun 23, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	3.09	1.7K	5.25K	1.62M
Jun 20, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	3.11	60K	186.6K	935K
Jun 18, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	3.17	59.25K	187.83K	1.84M
Jun 17, 2025	DECHENG CAPITAL CHINA LIFE SCIENCES USD FUND III, L.P.	SALE	3.23	5K	16.15K	995K

BYSI Stock Ownership Breakdown

BeyondSpring

Stock Outstanding Shares

Market Insider

Institutional Ownership

Insiders

Buying/Selling by Insiders

Frequently Asked Questions

Stock Outstanding Shares

Market Insider

Institutional Ownership

Insiders

Buying/Selling by Insiders

Frequently Asked Questions