How many institutions own QNTM 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 QNTM shares is 28, representing 11.46% of the company's common stock.

Who are the major shareholders selling Quantum BioPharma Ltd. stock?

MAREX GROUP PLC, in the last quarter, reduced its stake in QNTM by -0.24% restricting it's holding to 13.44 thousand shares of worth nearly $48.64K. TD WATERHOUSE CANADA INC. also lessened -70% of the QNTM shares from its portfolio, reducing its holding to 6 shares of worth $20.00. ADVISOR GROUP HOLDINGS, INC. also shunned QNTM shares holding by -1.25% last quarter which brought its holding to 6.3 thousand shares worth $22.79K.

Investors who are buying QNTM stock?

As per its latest 13F filing, MERCER GLOBAL ADVISORS INC /ADV increased its stake in QNTM by 100% in the last quarter. The institutional holder raised its holding to 190 shares having worth more than $688.00. WELLS FARGO & COMPANY/MN also added 150% more shares of QNTM to its portfolio, raising its holding to 250 shares of worth $907.00. MORGAN STANLEY also increased its QNTM shares holding by 100% which brought its holding to 600 shares worth $2.17K.

QNTM's major insiders: who are they?

The insider with the most stakes in QNTM is N/A , N/A at the company. Additionally, QNTM stock is highly held by N/A N/A and N/A N/A among others.

Did an insider recently sell QNTM stock?

Company executives, directors, and other insiders own 12.36% percent of Quantum BioPharma Ltd.'s stock. Within the last six months, there have been 0 transaction(s) in which QNTM insiders have sold stock, totaling 0 shares. Insiders that have sold shares include .

Which insider recently purchased QNTM stock?

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

How much of QNTM does insiders own?

Around 0 Quantum BioPharma Ltd. shares are held by insiders, which represents about 12.36% of QNTM stock.

Who is the insider with the largest stake?

QNTM N/A, N/A holds the largest portfolio of the company's shares. QNTM shares owned by N/A total nearly -.

Which institution holds the most shares in QNTM?

MERCER GLOBAL ADVISORS INC /ADV is the largest institutional owner in QNTM which holds 190 shares worth $688.00 or 0% of the total QNTM shares outstanding followed by CETERA TRUST COMPANY, N.A with ownership of 250 shares representing 0% of the QNTM ownership. WELLS FARGO & COMPANY/MN is the third largest stakeholder with 250 shares or 0% of the ownership worth more than $907.00.

Is Quantum BioPharma Ltd. 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 QNTM is concerned, it is a stock which is not optionable.

Is there a short position on QNTM's shares?

Number of QNTM shares short is 303.79K. 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 QNTM shares are there?

As of today, 6.43M shares of QNTM are outstanding.

Is there many float in QNTM 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, QNTM has 7.65M shares in float.

QNTM 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 QNTM is 3.42.

Quantum BioPharma (QNTM) 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

OptionableNo

Short Percent Of Outstanding Shares4.72

Short Percent Of Float5.21

Shares Outstanding6.43M

Shares Float7.65M

Shares Short303.79K

Short Ratio3.42

5.21%

Short % of Float

4.72%

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

12.36% Percentage of Shares held by All Insiders

11.46% Percentage of Shares held by All Institutions

13.07% Percentage of Float held by Institutions

Number of Institutions Holding Shares

Institutional Ownership

About 11.46% of QNTM shares are held by financial institutions. MERCER GLOBAL ADVISORS INC /ADV is the top corporate investor, holding 190 shares valued at $688.00. A 0% stake in Quantum BioPharma Ltd. is owned by the company. CETERA TRUST COMPANY, N.A owns 250 shares valued at $905.00, 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	MERCER GLOBAL ADVISORS INC /ADV	0%	190	688	190	+100.00%
Jun 30, 2026	CETERA TRUST COMPANY, N.A	0%	250	905	0	0
Jun 30, 2026	WELLS FARGO & COMPANY/MN	0%	250	907	150	+150.00%
Jun 30, 2026	MORGAN STANLEY	0.01%	600	2.17K	600	+100.00%
Jun 30, 2026	ROYAL BANK OF CANADA	0.01%	446	2K	446	+100.00%
Jun 30, 2026	MAREX GROUP PLC	0.2%	13.44K	48.64K	-32	-0.24%
Jun 30, 2026	PURPOSE UNLIMITED INC.	0%	1	4	0	0
Jun 30, 2026	CITIGROUP INC	0%	1	4	1	+100.00%
Jun 30, 2026	TD WATERHOUSE CANADA INC.	0%	6	20	-14	-70.00%
Jun 30, 2026	ACTIVEST WEALTH MANAGEMENT	0%	15	54	0	0
Jun 30, 2026	ROCKEFELLER CAPITAL MANAGEMENT L.P.	0%	30	109	0	0
Jun 30, 2026	FEDERATION DES CAISSES DESJARDINS DU QUEBEC	0%	93	334	0	0
Jun 30, 2026	FARTHER FINANCE ADVISORS, LLC	0.02%	1K	3.62K	0	0
Jun 30, 2026	ATLANTIC UNION BANKSHARES CORP	0.02%	1K	3.62K	0	0
Jun 30, 2026	JONES FINANCIAL COMPANIES LLLP	0.02%	1.21K	4.59K	509	+72.71%
Jun 30, 2026	GLOBAL RETIREMENT PARTNERS, LLC	0.05%	3K	10.86K	3K	+100.00%
Jun 30, 2026	ADVISOR GROUP HOLDINGS, INC.	0.09%	6.3K	22.79K	-80	-1.25%
Jun 30, 2026	NBC SECURITIES, INC.	0.11%	7K	25.34K	7K	+100.00%
Jun 30, 2026	MARINER, LLC	0.15%	10K	36.2K	-59	-0.59%
Jun 30, 2026	CITADEL ADVISORS LLC	0.24%	15.86K	57.42K	0	0
Jun 30, 2026	ADVISORSHARES INVESTMENTS LLC	3.06%	203.56K	736.9K	94.97K	+87.46%
Jun 30, 2026	JANE STREET GROUP, LLC	0.73%	48.36K	175.05K	16.85K	+53.50%
Jun 30, 2026	PLATFORM TECHNOLOGY PARTNERS	0.62%	41.12K	148.84K	0	0
Jun 30, 2026	UBS GROUP AG	0.5%	33.41K	120.93K	26.17K	+361.59%
Jun 30, 2026	STEWARD PARTNERS INVESTMENT ADVISORY, LLC	0.42%	27.88K	100.93K	23.5K	+536.41%
Jun 30, 2026	VIRTU FINANCIAL LLC	0%	0	-	-12.28K	-100.00%
Jun 30, 2026	TOWER RESEARCH CAPITAL LLC (TRC)	0%	0	-	-71	-100.00%
Jun 30, 2026	NATIONAL BANK OF CANADA /FI/	0%	0	-	-20	-100.00%
Jun 30, 2026	GROUP ONE TRADING, L.P.	0%	34	123	0	0
Jun 30, 2026	SBI SECURITIES CO., LTD.	0%	79	286	4	+5.33%
Mar 31, 2026	ACTIVEST WEALTH MANAGEMENT	0%	15	72	0	0
Mar 31, 2026	FEDERATION DES CAISSES DESJARDINS DU QUEBEC	0%	93	369	0	0
Mar 31, 2026	SBI SECURITIES CO., LTD.	0%	75	362	20	+36.36%
Mar 31, 2026	NATIONAL BANK OF CANADA /FI/	0%	20	93	20	+100.00%
Mar 31, 2026	GTS SECURITIES LLC	0%	0	-	-12.3K	-100.00%
Mar 31, 2026	MAREX GROUP PLC	0.3%	13.47K	65.05K	32	+0.24%
Mar 31, 2026	VIRTU FINANCIAL LLC	0.27%	12.28K	59K	1.88K	+18.03%
Mar 31, 2026	MARINER, LLC	0.22%	10.06K	48.55K	10.06K	+100.00%
Mar 31, 2026	JANE STREET GROUP, LLC	0.7%	31.5K	152.15K	20.61K	+189.21%
Mar 31, 2026	PURPOSE UNLIMITED INC.	0%	1	4	0	0
Mar 31, 2026	SIGNATURE EQUITY PARTNERS, LLC	0%	0	-	-20	-100.00%
Mar 31, 2026	ADVISORSHARES INVESTMENTS LLC	2.42%	108.59K	524.5K	58.96K	+118.79%
Mar 31, 2026	PLATFORM TECHNOLOGY PARTNERS	0.92%	41.12K	198.59K	41.12K	+100.00%
Mar 31, 2026	JONES FINANCIAL COMPANIES LLLP	0.02%	700	3.34K	700	+100.00%
Mar 31, 2026	CETERA TRUST COMPANY, N.A	0.01%	250	1.21K	0	0
Mar 31, 2026	WELLS FARGO & COMPANY/MN	0%	100	477	100	+100.00%
Mar 31, 2026	TOWER RESEARCH CAPITAL LLC (TRC)	0%	71	343	71	+100.00%
Mar 31, 2026	GROUP ONE TRADING, L.P.	0%	34	164	0	0
Mar 31, 2026	ROCKEFELLER CAPITAL MANAGEMENT L.P.	0%	30	145	0	0
Mar 31, 2026	TD WATERHOUSE CANADA INC.	0%	20	88	20	+100.00%
Mar 31, 2026		0%	0	-	-20	-100.00%
Mar 31, 2026	JPMORGAN CHASE & CO	0%	0	-	-577	-100.00%
Mar 31, 2026	BANK OF AMERICA CORP /DE/	0%	0	-	-4	-100.00%
Mar 31, 2026	MORGAN STANLEY	0%	0	-	-243	-100.00%
Mar 31, 2026	CITADEL ADVISORS LLC	0.35%	15.86K	76.62K	0	0
Mar 31, 2026	UBS GROUP AG	0.16%	7.24K	34.96K	5.53K	+323.22%
Mar 31, 2026	ADVISOR GROUP HOLDINGS, INC.	0.14%	6.38K	30.79K	1.11K	+20.97%
Mar 31, 2026	STEWARD PARTNERS INVESTMENT ADVISORY, LLC	0.1%	4.38K	21.16K	0	0
Mar 31, 2026	ATLANTIC UNION BANKSHARES CORP	0.02%	1K	4.83K	0	0
Mar 31, 2026	FARTHER FINANCE ADVISORS, LLC	0.02%	1K	4.41K	0	0
Mar 31, 2026	TUCKER ASSET MANAGEMENT LLC	0%	0	-	-1.11K	-100.00%
Dec 31, 2025	NATIONAL BANK OF CANADA /FI/	0%	0	-	-24	-100.00%
Dec 31, 2025	ACTIVEST WEALTH MANAGEMENT	0%	15	110	0	0
Dec 31, 2025	VIRTU FINANCIAL LLC	0.32%	10.41K	76K	10.41K	+100.00%
Dec 31, 2025	JANE STREET GROUP, LLC	0.33%	10.89K	79.51K	10.89K	+100.00%
Dec 31, 2025	GTS SECURITIES LLC	0.37%	12.3K	89.79K	12.3K	+100.00%
Dec 31, 2025	MAREX GROUP PLC	0.41%	13.44K	98.08K	0	0
Dec 31, 2025	CITADEL ADVISORS LLC	0.48%	15.86K	115.8K	15.86K	+100.00%
Dec 31, 2025	ADVISORSHARES INVESTMENTS LLC	1.51%	49.63K	362.32K	12.4K	+33.29%
Dec 31, 2025		0%	1	7	1	+100.00%
Dec 31, 2025	ROCKEFELLER CAPITAL MANAGEMENT L.P.	0%	30	219	0	0
Dec 31, 2025	SBI SECURITIES CO., LTD.	0%	55	402	-100	-64.52%
Dec 31, 2025	FEDERATION DES CAISSES DESJARDINS DU QUEBEC	0%	93	657	1	+1.09%
Dec 31, 2025	MORGAN STANLEY	0.01%	243	1.77K	-2.32K	-90.52%
Dec 31, 2025	CETERA TRUST COMPANY, N.A	0.01%	250	1.83K	0	0
Dec 31, 2025	JPMORGAN CHASE & CO	0.02%	577	4.21K	-159	-21.60%
Dec 31, 2025	FARTHER FINANCE ADVISORS, LLC	0.03%	1K	7.3K	1K	+100.00%
Dec 31, 2025	ATLANTIC UNION BANKSHARES CORP	0.03%	1K	7.3K	1K	+100.00%
Dec 31, 2025	TUCKER ASSET MANAGEMENT LLC	0.03%	1.11K	8.13K	1.11K	+100.00%
Dec 31, 2025	BANK OF AMERICA CORP /DE/	0%	4	29	-96	-96.00%
Dec 31, 2025	GROUP ONE TRADING, L.P.	0%	34	248	0	0
Dec 31, 2025	UBS GROUP AG	0.05%	1.71K	12.48K	-7.04K	-80.47%
Dec 31, 2025	STEWARD PARTNERS INVESTMENT ADVISORY, LLC	0.13%	4.38K	31.98K	1.28K	+41.32%
Dec 31, 2025	ADVISOR GROUP HOLDINGS, INC.	0.16%	5.27K	38.47K	4.59K	+675.00%
Dec 31, 2025	TD WATERHOUSE CANADA INC.	0%	0	-	-2	-100.00%
Dec 31, 2025	ROYAL BANK OF CANADA	0%	0	-	-583	-100.00%

QNTM Stock Ownership Breakdown