Starling OncologySTLN
13F holders, Q4 2025 (December 31)117holders +9
26new positions
18sold out
4famous investors
$3.56avg. 13F price*
At the end of Q4 2025, 117 institutions reported holding Starling Oncology Inc. (STLN) in their 13F filings, up 9 from Q3 2025. 26 opened new positions and 18 sold out. The largest holders were Vanguard Group Inc. ($16.9M), BlackRock, Inc. ($13.9M) and Deerfield Management Company, L.P. ($12.0M). 4 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio), Israel Englander (0.0% of Millennium Management's portfolio) and Steve Cohen (0.0% of Point72 Asset Management's portfolio).
- Company
- Starling Oncology Inc.
- Filed as
- THE ONCOLOGY INSTITUTE INC (Q4 2025)
- CUSIP
- 68236X100
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q3 2025 → Q4 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 26 | $5.2M |
| Exits | 18 | $5.2M |
All 13F filers, Q3 2025 → Q4 2025: 8,278,738 shares bought and 4,512,088 shares sold, net +3,766,650 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 117 holders
| Vanguard Group Inc. | 0.00% | Add +4.5% | 4,748,635 | $16.9M |
| BlackRock, Inc. | 0.00% | Add +13.7% | 3,905,333 | $13.9M |
| Deerfield Management Company, L.P. | 0.17% | No change | 3,360,052 | $12.0M |
| CenterBook Partners LP | 0.53% | Add +12.0% | 3,029,312 | $10.8M |
| Kanen Wealth Management LLC | 3.25% | Add +61.6% | 2,976,144 | $10.7M |
| Balyasny Asset Management L.P. | 0.02% | Add +0.0% | 2,518,437 | $9.0M |
| Josh Arnold Investment Consultant, LLC | 6.53% | Add +1104.3% | 2,459,809 | $8.8M |
| Geode Capital Management, LLC | 0.00% | Add +12.0% | 1,570,454 | $5.6M |
| Wexford Capital LP | 1.40% | Reduce -2.4% | 1,533,456 | $5.5M |
| State Street Corp. | 0.00% | Add +19.6% | 1,351,624 | $4.8M |
| Jane Street Group, LLC | 0.00% | Add +543.2% | 803,315 | $2.9M |
| Renaissance Technologies | 0.00% | Reduce -3.8% | 721,900 | $2.6M |
| BRC Group Holdings, Inc. | 1.01% | Reduce -18.3% | 663,376 | $2.4M |
| Goldman Sachs Group Inc. | 0.00% | Reduce -16.3% | 570,424 | $2.0M |
| Northern Trust Corp. | 0.00% | Add +7.4% | 499,244 | $1.8M |
| Massar Capital Management, LP | 0.28% | No change | 400,000 | $1.4M |
| JPMorgan Chase & Co. | 0.00% | Add +1483.3% | 386,778 | $1.4M |
| FourWorld Capital Management LLC | 1.28% | Add +6.9% | 382,700 | $1.4M |
| GatePass Capital, LLC | 0.67% | New | 360,000 | $1.3M |
| FreeGulliver LLC | 0.57% | Add +69.4% | 355,672 | $1.3M |
| Susquehanna International Group, LLP | 0.00% | New | 295,150 | $1.1M |
| UBS Group AG | 0.00% | Reduce -72.8% | 287,686 | $1.0M |
| LPL Financial LLC | 0.00% | Add +1.5% | 270,885 | $964K |
| Two Sigma Investments, LP | 0.00% | Reduce -6.1% | 262,050 | $933K |
| Maven Securities LTD | 0.11% | Add +151.1% | 251,128 | $894K |
| Mount Lucas Management LP | 0.39% | Add +55.8% | 250,000 | $890K |
| Morgan Stanley | 0.00% | Add +144.0% | 222,053 | $791K |
| Charles Schwab Investment Management Inc. | 0.00% | Add +11.1% | 208,265 | $741K |
| T3 Companies, LLC | 0.93% | — | 201,100 | $716K |
| Tiff Advisory Services, LLC | 0.12% | Reduce -77.2% | 195,569 | $696K |
| Millennium Management | 0.00% | Reduce -79.7% | 193,141 | $688K |
| Informed Momentum Co LLC | 0.07% | No change | 182,509 | $650K |
| Marshall Wace, LLP | 0.00% | Add +616.5% | 180,300 | $642K |
| Arrowstreet Capital, Limited Partnership | 0.00% | New | 155,724 | $554K |
| Bank of New York Mellon Corp | 0.00% | Add +5.3% | 138,838 | $494K |
| ExodusPoint Capital Management, LP | 0.00% | Add +1.8% | 117,326 | $418K |
| Sei Investments Co. | 0.00% | New | 111,553 | $397K |
| State of Wyoming | 0.04% | Add +69.4% | 106,673 | $380K |
| Barclays PLC | 0.00% | Add +24.0% | 106,452 | $379K |
| Kingswood Wealth Advisors, LLC | 0.02% | Add +27.2% | 98,700 | $351K |
| HighTower Advisors, LLC | 0.00% | Add +5.5% | 85,851 | $306K |
| Boothbay Fund Management, LLC | 0.01% | Reduce -65.6% | 85,230 | $303K |
| Wells Fargo & Company | 0.00% | Add +117.9% | 83,601 | $298K |
| Lee Financial Co | 0.04% | No change | 81,362 | $290K |
| Creative Planning | 0.00% | New | 78,633 | $280K |
| Nuveen, LLC | 0.00% | No change | 76,672 | $273K |
| Rhumbline Advisers | 0.00% | Reduce -10.6% | 74,585 | $266K |
| Gsa Capital Partners LLP | 0.02% | New | 70,654 | $252K |
| Fielder Capital Group LLC | 0.05% | No change | 70,192 | $250K |
| WealthShield Partners, LLC | 0.03% | No change | 70,154 | $250K |
| Point72 Asset Management | 0.00% | New | 69,275 | $247K |
| Private Advisor Group, LLC | 0.00% | Reduce -9.7% | 62,222 | $222K |
| Group One Trading LLC | 0.01% | New | 62,140 | $221K |
| Squarepoint Ops LLC | 0.00% | Reduce -56.7% | 61,764 | $220K |
| Alliancebernstein L.P. | 0.00% | No change | 61,600 | $219K |
| Caption Management, LLC | 0.01% | New | 50,100 | $178K |
| AQR Capital Management | 0.00% | Add +9.1% | 48,072 | $171K |
| Deutsche Bank AG | 0.00% | Reduce -45.9% | 47,848 | $170K |
| Invesco Ltd. | 0.00% | Add +21.8% | 47,012 | $167K |
| XTX Topco Ltd | 0.00% | New | 46,522 | $166K |
| Bank of America Corp. | 0.00% | Reduce -10.2% | 46,448 | $165K |
| MetLife Investment Management, LLC | 0.00% | Add +87.0% | 40,455 | $144K |
| T. Rowe Price Associates Inc. | 0.00% | Add +27.7% | 38,002 | $136K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Add +16.6% | 31,666 | $113K |
| nVerses Capital, LLC | 0.25% | — | 31,595 | $112K |
| Larson Financial Group LLC | 0.00% | Add +19.7% | 31,468 | $112K |
| NewEdge Advisors, LLC | 0.00% | Reduce -27.4% | 31,180 | $111K |
| Mangrove Partners Im, LLC | 0.01% | New | 30,581 | $109K |
| Aquatic Capital Management LLC | 0.00% | New | 29,588 | $105K |
| Holt Capital Advisors, L.L.C. dba Holt Capital Partners, L.P. | 0.01% | New | 29,534 | $105K |
| Jump Financial, LLC | 0.00% | Reduce -69.7% | 25,279 | $90K |
| Cetera Investment Advisers | 0.00% | Reduce -46.3% | 24,287 | $86K |
| Caitong International Asset Management Co., Ltd | 0.02% | Add +585.8% | 22,466 | $80K |
| Manufacturers Life Insurance Company, The | 0.00% | Add +5.0% | 21,831 | $78K |
| EntryPoint Capital, LLC | 0.03% | New | 18,456 | $66K |
| Intech Investment Management LLC | 0.00% | Reduce -9.6% | 17,722 | $63K |
| National Bank of Canada | 0.00% | Reduce -80.6% | 17,733 | $63K |
| SG Americas Securities, LLC | 0.00% | Reduce -43.1% | 16,137 | $57K |
| Rwa Wealth Partners, LLC | 0.00% | New | 15,633 | $56K |
| Engineers Gate Manager LP | 0.00% | New | 15,429 | $55K |
| Police & Firemen's Retirement System of New Jersey | 0.00% | No change | 15,386 | $55K |
| BNP Paribas Financial Markets | 0.00% | Add +23.6% | 14,978 | $53K |
| Prudential Financial Inc. | 0.00% | Reduce -16.8% | 14,765 | $53K |
| ProShare Advisors LLC | 0.00% | Add +21.5% | 12,469 | $44K |
| Voya Investment Management LLC | 0.00% | Add +8.5% | 11,846 | $42K |
| Intrua Financial, LLC | 0.00% | Reduce -33.0% | 11,676 | $42K |
| R Squared Ltd | 0.02% | New | 11,462 | $41K |
| Pekin Hardy Strauss, Inc. | 0.00% | New | 10,000 | $36K |
| AMG National Trust Bank | 0.00% | No change | 10,000 | $36K |
| Kestra Advisory Services, LLC | 0.00% | New | 8,680 | $31K |
| Legal & General Group Plc | 0.00% | Add +17.5% | 7,724 | $27K |
| Osaic Holdings, Inc. | 0.00% | Add +215.8% | 7,002 | $25K |
| Ameritas Investment Partners, Inc. | 0.00% | No change | 6,026 | $21K |
| New York State Common Retirement Fund | 0.00% | No change | 5,600 | $20K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -60.8% | 5,347 | $19K |
| Royal Bank of Canada | 0.00% | Add +232.0% | 5,106 | $18K |
| Russell Investments Group, Ltd. | 0.00% | Add +0.9% | 4,931 | $18K |
| California State Teachers Retirement System | 0.00% | Add +14.0% | 4,202 | $15K |
| SBI Securities Co., Ltd. | 0.00% | No change | 3,500 | $12K |
| Amalgamated Bank | 0.00% | Add +6.3% | 2,144 | $8K |
| Simplex Trading, LLC | 0.00% | New | 1,806 | $6K |
| Citigroup Inc. | 0.00% | Reduce -31.3% | 1,751 | $6K |
| Strive Financial Group ,LLC | 0.00% | — | 1,584 | $6K |
| FMR LLC | 0.00% | Add +138.3% | 1,492 | $5K |
| Bessemer Group Inc. | 0.00% | New | 1,024 | $4K |
| IFP Advisors, Inc | 0.00% | No change | 500 | $2K |
| SJS Investment Consulting Inc. | 0.00% | No change | 459 | $2K |
| Sterling Capital Management LLC | 0.00% | Add +169.0% | 390 | $1K |
| Signaturefd, LLC | 0.00% | New | 186 | $662 |
| PNC Financial Services Group, Inc. | 0.00% | Add +6.6% | 162 | $577 |
| GAMMA Investing LLC | 0.00% | New | 160 | $570 |
| Allworth Financial LP | 0.00% | Add +1350.0% | 58 | $207 |
| Parallel Advisors, LLC | 0.00% | New | 39 | $139 |
| Northwestern Mutual Wealth Management Co. | 0.00% | New | 8 | $28 |
| Rothschild Investment LLC | 0.00% | New | 1 | $4 |
| Cwm, LLC | 0.00% | Reduce -97.3% | 3 | $0 |
| Capital Advisors, Ltd. LLC | 0.00% | Reduce -99.8% | 3 | $0 |
"% of holder's portfolio" is STLN's weight in each manager's 13F, not the share of Starling Oncology Inc. the manager owns.