Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in QNCX held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | Union Square Park Capital Management, LLC | 225K | $753K | 0.0% | 4.036% | 0.61% |
| 2 | Woodline Partners LP | 5.2M | $527K | +167.8% | 93.388% | 0.00% |
| 3 | MILLENNIUM MANAGEMENT LLC | 2.5M | $254K | +110.3% | 44.965% | 0.00% |
| 4 | Shay Capital LLC | 1.8M | $180K | β | 31.840% | 0.02% |
| 5 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 796K | $80K | +130.7% | 14.298% | 0.00% |
| 6 | IEQ CAPITAL, LLC | 600K | $61K | -38.7% | 10.777% | 0.00% |
| 7 | BlackRock, Inc. | 473K | $48K | +0.3% | 8.499% | 0.00% |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | 461K | $47K | β | 8.288% | 0.00% |
| 9 | STATE STREET CORP | 248K | $25K | +7.5% | 4.454% | 0.00% |
| 10 | VANGUARD FIDUCIARY TRUST CO | 232K | $23K | β | 4.172% | 0.00% |
| 11 | SIMPLEX TRADING, LLC | 154K | $16K | -7.8% | 2.767% | 0.00% |
| 12 | JustInvest LLC | 133K | $13K | β | 2.382% | 0.00% |
| 13 | TWO SIGMA INVESTMENTS, LP | 71K | $7K | -60.6% | 1.279% | 0.00% |
| 14 | NORTHERN TRUST CORP | 66K | $7K | -37.9% | 1.184% | 0.00% |
| 15 | Intellectus Partners, LLC | 53K | $5K | 0.0% | 0.957% | 0.00% |
| 16 | XTX Topco Ltd | 49K | $5K | +291.3% | 0.877% | 0.00% |
| 17 | Nordwand Advisors, LLC | 20K | $2K | β | 0.359% | 0.00% |
| 18 | SCHARF INVESTMENTS, LLC | 19K | $2K | -78.6% | 0.349% | 0.00% |
| 19 | Vanguard Global Advisers, LLC | 20K | $2K | β | 0.350% | 0.00% |
| 20 | GOLDMAN SACHS GROUP INC | 16K | $2K | -93.0% | 0.288% | 0.00% |
| 21 | Belvedere Trading LLC | 13K | $1K | β | 0.235% | 0.00% |
| 22 | Alpha Zero LLC | 13K | $1K | β | 0.233% | 0.00% |
| 23 | Mariner, LLC | 13K | $1K | β | 0.228% | 0.00% |
| 24 | NIXON PEABODY TRUST CO | 11K | $1K | 0.0% | 0.200% | 0.00% |
| 25 | LPL Financial LLC | 11K | $1K | β | 0.196% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in QNCX β a direct measure of their conviction.
Filings activity in QNCX during Q1 2026, grouped by how each filer changed its position.
Institutions that opened a new QNCX position in Q1 2026
Institutions that fully closed their QNCX position in Q1 2026
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 38 | 42% | 39.76% | 160.23 pp | $2M | 97% |
| Q4 2025 | 66 | +50% | 199.99% | +0.00 pp | $67M | +254% |
| Q3 2025 | 44 | +2.3% | 199.99% | +0.00 pp | $19M | +51% |
| Q2 2025 | 43 | +19% | 199.99% | +69.64 pp | $12M | +83% |
| Q1 2025 | 36 | 2.7% | 130.35% | 51.92 pp | $7M | 28% |
| Q4 2024 | 37 | +12% | 182.27% | +106.16 pp | $9M | +139% |
| Q3 2024 | 33 | 21% | 76.11% | 12.50 pp | $4M | 14% |
| Q2 2024 | 42 | β | 88.61% | β | $5M | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying QNCX stock.
Based on Q1 2026 13F filings, institutional ownership of Quince Therapeutics, Inc. stands at 39.8%, held across 38 reporting institutions.
Union Square Park Capital Management, LLC is the largest reported institutional holder of QNCX, with approximately 224,746 shares worth $0.00B as of Q1 2026.
Yes β 3 widely-followed marquee investors appear among the top 25 institutional holders of QNCX, including MILLENNIUM MANAGEMENT LLC, SUSQUEHANNA INTERNATIONAL GROUP, LLP, TWO SIGMA INVESTMENTS, LP.
Our composite Smart Money Score for QNCX is 35 out of 100 (Bearish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
12 institutions opened new positions in QNCX during Q1 2026, while 40 fully exited. 1 added to existing positions and 23 trimmed.
QNCX institutional ownership fell by 160.23 percentage points quarter-over-quarter, with a net change of -28 holders.
The top 10 institutions account for 96.6% of all reported 13F value in QNCX, and the top 25 account for 99.9%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Quince Therapeutics, Inc. (QNCX) Institutional Ownership