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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.
About 14.18% of QNCX shares are held by financial institutions. SIMPLEX TRADING, LLC is the top corporate investor, holding 0 shares valued at -. A 0% stake in Quince Therapeutics, Inc. is owned by the company. SQUADRON CAPITAL MANAGEMENT LLC owns 40.38K shares valued at $734.42K, which translates its holding of 0.03% of the stake in the company.
| Date | Holder | % Stake | Shares Held | Total Value ($) | Shares | % Change in Portfolio |
|---|---|---|---|---|---|---|
| Jun 30, 2026 | SIMPLEX TRADING, LLC | 0% | 0 | - | -154.09K | -100.00% |
| Jun 30, 2026 | SQUADRON CAPITAL MANAGEMENT LLC | 0.03% | 40.38K | 734.42K | 40.38K | +100.00% |
| Jun 30, 2026 | PARALLEL ADVISORS, LLC | 0% | 3 | 55 | 3 | +100.00% |
| Jun 30, 2026 | MORGAN STANLEY | 0% | 0 | - | -834 | -100.00% |
| Jun 30, 2026 | BNP PARIBAS ARBITRAGE, SNC | 0% | 0 | - | -8 | -100.00% |
| Jun 30, 2026 | TWO SIGMA INVESTMENTS, LP | 0% | 0 | - | -71.22K | -100.00% |
| Jun 30, 2026 | MILLENNIUM MANAGEMENT LLC | 0% | 0 | - | -2.5M | -100.00% |
| Jun 30, 2026 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 0% | 0 | - | -172.64K | -100.00% |
| Jun 30, 2026 | IKARIAN CAPITAL, LLC | 0.06% | 72.25K | 1.31M | 72.25K | +100.00% |
| Jun 30, 2026 | BALYASNY ASSET MANAGEMENT L.P. | 0.06% | 69.97K | 12.56M | 69.97K | +100.00% |
| Jun 30, 2026 | 0.03% | 40.38K | 734.42K | 40.38K | +100.00% | |
| Jun 30, 2026 | SHAY CAPITAL LLC | 0.01% | 17.47K | 329.27K | 17.47K | +100.00% |
| Jun 30, 2026 | BOOTHBAY FUND MANAGEMENT, LLC | 0.01% | 13.91K | 253.04K | 13.91K | +100.00% |
| Jun 30, 2026 | JANE STREET GROUP, LLC | 0.01% | 12.64K | 229.96K | 12.64K | +100.00% |
| Jun 30, 2026 | CORMORANT ASSET MANAGEMENT, LP | 0% | 5.5K | 100.01K | 5.5K | +100.00% |
| Jun 30, 2026 | BLACKROCK, INC. | 0% | 1.7K | 30.96K | 1.7K | +100.00% |
| Jun 30, 2026 | COYLE FINANCIAL COUNSEL LLC | 0% | 0 | - | -10.51K | -100.00% |
| Jun 30, 2026 | UBS GROUP AG | 0% | 4.73K | 86.04K | 4.73K | +100.00% |
| Jun 30, 2026 | BELVEDERE TRADING LLC | 0% | 0 | - | -13.08K | -100.00% |
| Jun 30, 2026 | HURLEY CAPITAL, LLC | 0% | 0 | - | -121 | -100.00% |
| Jun 30, 2026 | UNION SQUARE PARK CAPITAL MANAGEMENT, LLC | 0% | 0 | - | -224.75K | -100.00% |
| Jun 30, 2026 | ADVISOR GROUP HOLDINGS, INC. | 0% | 0 | - | -550 | -100.00% |
| Jun 30, 2026 | INTELLECTUS PARTNERS, LLC | 0% | 0 | - | -53.31K | -100.00% |
| Jun 30, 2026 | VANGUARD PERSONALIZED INDEXING MANAGEMENT, LLC | 0% | 0 | - | -132.66K | -100.00% |
| Jun 30, 2026 | IEQ CAPITAL, LLC | 0% | 0 | - | -600.11K | -100.00% |
| Jun 30, 2026 | WOODLINE PARTNERS LP | 0% | 0 | - | -5.2M | -100.00% |
| Jun 30, 2026 | XTX TOPCO LTD | 0% | 0 | - | -48.81K | -100.00% |
| Jun 30, 2026 | TOWER RESEARCH CAPITAL LLC (TRC) | 0% | 0 | - | -8.74K | -100.00% |
| Jun 30, 2026 | TUDOR INVESTMENT CORP ET AL | 0% | 0 | - | -220K | -100.00% |
| Jun 30, 2026 | VANGUARD CAPITAL MANAGEMENT LLC | 0.01% | 12.04K | 219.08K | 12.04K | +100.00% |
| Jun 30, 2026 | VANGUARD FIDUCIARY TRUST CO | 0% | 0 | - | -232.33K | -100.00% |
| Jun 30, 2026 | GEN-WEALTH PARTNERS INC | 0% | 165 | 3K | 165 | +100.00% |
| Jun 30, 2026 | OPEROSE ADVISORS LLC | 0% | 159 | 2.89K | 159 | +100.00% |
| Jun 30, 2026 | FORTITUDE FAMILY OFFICE, LLC | 0% | 40 | 728 | 40 | +100.00% |
| Jun 30, 2026 | ADVISORY SERVICES NETWORK, LLC | 0% | 0 | - | -5.5K | -100.00% |
| Jun 30, 2026 | BARCLAYS PLC | 0% | 27 | 491 | 27 | +100.00% |
| Jun 30, 2026 | INTEGRATED WEALTH CONCEPTS LLC | 0% | 12 | 218 | 12 | +100.00% |
| Jun 30, 2026 | WELLS FARGO & COMPANY/MN | 0% | 10 | 182 | 10 | +100.00% |
| Jun 30, 2026 | ALLWORTH FINANCIAL LP | 0% | 8 | 137 | 8 | +100.00% |
| Jun 30, 2026 | MERCER GLOBAL ADVISORS INC /ADV | 0% | 6 | 109 | 6 | +100.00% |
| Jun 30, 2026 | WESTSIDE INVESTMENT MANAGEMENT, INC. | 0% | 1 | 18 | 1 | +100.00% |
| Jun 30, 2026 | STEWARD PARTNERS INVESTMENT ADVISORY, LLC | 0% | 1 | 18 | 1 | +100.00% |
| Jun 30, 2026 | GOLDMAN SACHS GROUP INC | 0% | 0 | - | -16.06K | -100.00% |
| Jun 30, 2026 | ACADIAN ASSET MANAGEMENT LLC | 0% | 0 | - | -1.75M | -100.00% |
| Jun 30, 2026 | LPL FINANCIAL LLC | 0% | 0 | - | -10.93K | -100.00% |
| Jun 30, 2026 | CAMBRIDGE INVESTMENT RESEARCH ADVISORS, INC. | 0% | 0 | - | -15.2K | -100.00% |
| Jun 30, 2026 | CITADEL ADVISORS LLC | 0% | 0 | - | -133.9K | -100.00% |
| Jun 30, 2026 | SCHARF INVESTMENTS, LLC | 0% | 0 | - | -19.46K | -100.00% |
| Jun 30, 2026 | JDM FINANCIAL GROUP LLC | 0% | 1 | 18 | 1 | +100.00% |
| Jun 30, 2026 | JPMORGAN CHASE & CO | 0% | 0 | - | -469 | -100.00% |
| Jun 30, 2026 | NORTHERN TRUST CORP | 0% | 0 | - | -65.93K | -100.00% |
| Jun 30, 2026 | STATE STREET CORP | 0% | 0 | - | -248.01K | -100.00% |
| Jun 30, 2026 | JONES FINANCIAL COMPANIES LLLP | 0% | 0 | - | -133 | -100.00% |
| Jun 30, 2026 | MARINER, LLC | 0% | 0 | - | -12.67K | -100.00% |
Among the QNCX insiders holding of 0.32% of the stake in company, EPIQ CAPITAL GROUP, LLC, , holds the largest shares of 2.86M. LAMOND DAVID, director, is the second largest QNCX insider with ownership of 2.35M shares. THYE DIRK, CEO AND CHIEF MEDICAL OFFICER, stands third with possession of 843.94K shares of that stake.
| Insiders | Designation | Shares Held |
|---|---|---|
| EPIQ CAPITAL GROUP, LLC | 2.86M | |
| LAMOND DAVID | director | 2.35M |
| THYE DIRK | CEO AND CHIEF MEDICAL OFFICER | 843.94K |
| HANNAH BRENDAN | CHIEF BUSINESS OFFICER AND COO | 267.98K |
| RYAN CHARLES S. | PRESIDENT | 122.46K |
| BENATTI LUCA | director | 39.18K |
| MONOHON TED | Chief Accounting Officer & VP | 27.44K |
| MCLOUGHLIN MARGARET | director | 8K |
| Date | Insider | Type | Cost | Shares | Value ($) | Shares Total |
|---|---|---|---|---|---|---|
| Dec 26, 2025 | BENATTI LUCA | SALE | 3.47 | 50K | 173.5K | 39.18K |
| Aug 30, 2024 | THYE DIRK | PURCHASE | 0.70 | 77K | 53.9K | 843.94K |
| Aug 29, 2024 | THYE DIRK | PURCHASE | 0.69 | 77.5K | 53.48K | 766.94K |
| Aug 21, 2024 | HANNAH BRENDAN | PURCHASE | 0.61 | 2.28K | 1.39K | 267.98K |
| Aug 20, 2024 | HANNAH BRENDAN | PURCHASE | 0.61 | 2.5K | 1.53K | 262.27K |
| Aug 20, 2024 | RYAN CHARLES S. | PURCHASE | 0.65 | 48.39K | 31.45K | 122.46K |
| Aug 19, 2024 | HANNAH BRENDAN | PURCHASE | 0.58 | 2.16K | 1.25K | 259.77K |
| Dec 14, 2023 | LAMOND DAVID | PURCHASE | 1.04 | 22.63K | 23.53K | 2.35M |
| Dec 13, 2023 | LAMOND DAVID | PURCHASE | 1.00 | 22.63K | 22.63K | 2.32M |
| Dec 12, 2023 | LAMOND DAVID | PURCHASE | 1.00 | 300 | 300 | 2.28M |
| Dec 07, 2023 | LAMOND DAVID | PURCHASE | 1.01 | 19.12K | 19.31K | 2.28M |
| Dec 06, 2023 | LAMOND DAVID | PURCHASE | 1.02 | 19.12K | 19.51K | 2.26M |
| Dec 05, 2023 | LAMOND DAVID | PURCHASE | 1.01 | 19.12K | 19.31K | 2.24M |
| Dec 01, 2023 | LAMOND DAVID | PURCHASE | 0.94 | 14.38K | 13.52K | 2.22M |
| Nov 30, 2023 | LAMOND DAVID | PURCHASE | 0.90 | 14.38K | 12.94K | 2.21M |
| Nov 29, 2023 | LAMOND DAVID | PURCHASE | 0.98 | 14.38K | 14.09K | 2.19M |
| Aug 31, 2023 | LAMOND DAVID | PURCHASE | 1.32 | 41.03K | 54.15K | 2.18M |
| Aug 30, 2023 | LAMOND DAVID | PURCHASE | 1.31 | 41.03K | 53.74K | 2.14M |
| Aug 17, 2023 | LAMOND DAVID | PURCHASE | 1.29 | 24.77K | 31.95K | 2.1M |
| Aug 16, 2023 | LAMOND DAVID | PURCHASE | 1.29 | 117.35K | 151.38K | 2.07M |
| Aug 15, 2023 | LAMOND DAVID | PURCHASE | 1.32 | 107.89K | 142.41K | 1.95M |
| Aug 10, 2023 | THYE DIRK | PURCHASE | 1.26 | 88K | 110.88K | 448.91K |
| Aug 08, 2023 | THYE DIRK | PURCHASE | 1.24 | 80K | 99.2K | 360.91K |
| Aug 08, 2023 | MCLOUGHLIN MARGARET | PURCHASE | 1.23 | 8K | 9.84K | 8K |
| Aug 08, 2023 | HANNAH BRENDAN | PURCHASE | 1.22 | 71.76K | 87.55K | 201.56K |
| Mar 06, 2023 | MONOHON TED | SALE | 0.98 | 1.87K | 1.83K | 27.44K |
| Jun 12, 2020 | EPIQ CAPITAL GROUP, LLC | PURCHASE | 44.06 | 2.44K | 107.51K | 2.86M |
| Jun 11, 2020 | EPIQ CAPITAL GROUP, LLC | PURCHASE | 44.32 | 6.6K | 292.51K | 2.86M |
| May 22, 2020 | EPIQ CAPITAL GROUP, LLC | PURCHASE | 55.90 | 2.09K | 116.55K | 2.85M |
| May 21, 2020 | EPIQ CAPITAL GROUP, LLC | PURCHASE | 55.80 | 520 | 29.02K | 2.85M |
| May 20, 2020 | EPIQ CAPITAL GROUP, LLC | PURCHASE | 58.00 | 5.67K | 328.74K | 2.85M |
| Aug 21, 2019 | EPIQ CAPITAL GROUP, LLC | PURCHASE | 24.87 | 420 | 10.44K | 2.83M |
| Aug 20, 2019 | EPIQ CAPITAL GROUP, LLC | PURCHASE | 25.69 | 600 | 15.41K | 2.83M |
| Aug 19, 2019 | EPIQ CAPITAL GROUP, LLC | PURCHASE | 26.50 | 2.1K | 55.64K | 2.83M |
| Aug 16, 2019 | EPIQ CAPITAL GROUP, LLC | PURCHASE | 26.37 | 700 | 18.46K | 2.83M |
| May 10, 2019 | EPIQ CAPITAL GROUP, LLC | PURCHASE | 26.41 | 4.35K | 114.88K | 2.82M |