Starling Oncology, Inc.
STLN- Exchange
- Nasdaq
- Industry
- Services-Offices & Clinics of Doctors of Medicine
- SEC CIK
- 0001799191
In the last 90 days, Starling Oncology, Inc. insiders filed 3 open-market purchases and 2 sales; 119 institutions reported holding it in 13F filings for Q2 2026, worth $217.6M in total; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in Starling Oncology, Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 108
- +29 vs. Q2 2025
- Shares held
- 34.7M
- +2.73M (+8.6%) vs. Q2 2025
- Total value
- $121.0M
- +$55.5M (+84.8%) vs. Q2 2025
- New holders
- 35
- 33 more added
- Sold out
- 6
- 24 more reduced
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting STLN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 119 | $217.6M |
| Q1 2026 | 115 | $118.9M |
| Q4 2025 | 117 | $137.1M |
| Q3 2025 | 108 | $121.0M |
| Q2 2025 | 79 | $65.5M |
| Q1 2025 | 43 | $19.4M |
| Q4 2024 | 31 | $4.61M |
| Q3 2024 | 34 | $6.73M |
| Q2 2024 | 39 | $8.60M |
| Q1 2024 | 47 | $27.2M |
| Q4 2023 | 45 | $37.6M |
| Q3 2023 | 36 | $21.2M |
| Q2 2023 | 38 | $7.66M |
| Q1 2023 | 39 | $14.9M |
| Q4 2022 | 40 | $38.7M |
| Q3 2022 | 39 | $108.4M |
| Q2 2022 | 36 | $110.9M |
| Q1 2022 | 29 | $159.0M |
| Q4 2021 | 21 | $199.9M |
| Q3 2021 | 1 | $2.50M |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Starling Oncology, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| CWM, LLC | 109 | $0 | 0.00% | +109 | New |
| Allworth Financial LP | 4 | $14 | 0.00% | +4 | New |
| SRS Capital Advisors, Inc. | 14 | $49 | 0.00% | +14 | New |
| Sterling Capital Management LLC | 145 | $506 | 0.00% | +2+1.4% | Added |
| The PNC Financial Services Group, Inc. | 152 | $530 | 0.00% | +152 | New |
| C M Bidwell & Associates Ltd | 265 | $925 | 0.00% | +265 | New |
| SJS Investment Consulting Inc. | 459 | $1.60K | 0.00% | +459 | New |
| IFP Advisors, Inc | 500 | $1.75K | 0.00% | +500 | New |
| FMR LLC | 626 | $2.19K | 0.00% | +107+20.6% | Added |
| Capital Advisors, Ltd. LLC | 1,219 | $4.00K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 1,538 | $5.00K | 0.00% | −30,606−95.2% | Reduced |
| Amalgamated Bank | 2,016 | $7.00K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 2,217 | $7.63K | 0.00% | +2,217 | New |
| Citigroup Inc | 2,550 | $8.90K | 0.00% | −18,410−87.8% | Reduced |
| Wealthspire Advisors, LLC | 3,169 | $11.1K | 0.00% | +3,169 | New |
| Caitong International Asset Management Co., Ltd | 3,276 | $11.4K | 0.01% | +3,276 | New |
| SBI Securities Co., Ltd. | 3,500 | $12.2K | 0.00% | +500+16.7% | Added |
| Point72 Europe (London) LLP | 3,572 | $12.5K | 0.00% | +3,572 | New |
| California State Teachers Retirement System | 3,685 | $12.9K | 0.00% | +2+0.1% | Added |
| Russell Investments Group, Ltd. | 4,889 | $17.1K | 0.00% | +4,889 | New |
| Quantbot Technologies LP | 4,926 | $17.2K | 0.00% | +4,926 | New |
| New York State Common Retirement Fund | 5,600 | $19.5K | 0.00% | −39,100−87.5% | Reduced |
| FNY Investment Advisers, LLC | 6,000 | $20.0K | 0.01% | +2,000+50.0% | Added |
| Ameritas Investment Partners, Inc. | 6,026 | $21.0K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 6,576 | $22.9K | 0.00% | 00.0% | Unchanged |
| AMG National Trust Bank | 10,000 | $34.9K | 0.00% | 00.0% | Unchanged |
| ProShare Advisors LLC | 10,261 | $35.8K | 0.00% | −1,843−15.2% | Reduced |
| Voya Investment Management LLC | 10,918 | $38.1K | 0.00% | −6,073−35.7% | Reduced |
| Prelude Capital Management, LLC | 11,880 | $41.5K | 0.00% | +11,880 | New |
| BNP Paribas Arbitrage, SA | 12,119 | $42.3K | 0.00% | +7,091+141.0% | Added |
| Tower Research Capital LLC (TRC) | 13,633 | $47.6K | 0.00% | +5,984+78.2% | Added |
| Sherbrooke Park Advisers LLC | 14,656 | $51.1K | 0.02% | +14,656 | New |
| Citadel Advisors LLC | 14,961 | $52.2K | 0.00% | +14,961 | New |
| Police & Firemen's Retirement System of New Jersey | 15,386 | $53.7K | 0.00% | 00.0% | Unchanged |
| Intrua Financial, LLC | 17,414 | $60.8K | 0.01% | +17,414 | New |
| Prudential Financial Inc | 17,735 | $61.9K | 0.00% | +17,735 | New |
| Verition Fund Management LLC | 18,020 | $62.9K | 0.00% | −121,743−87.1% | Reduced |
| Intech Investment Management LLC | 19,609 | $68.4K | 0.00% | −9,005−31.5% | Reduced |
| Manufacturers Life Insurance Company, The | 20,794 | $72.6K | 0.00% | −97−0.5% | Reduced |
| MetLife Investment Management | 21,636 | $75.5K | 0.00% | −18,309−45.8% | Reduced |
| O'Shaughnessy Asset Management, LLC | 23,794 | $83.0K | 0.00% | +23,794 | New |
| JPMorgan Chase & Co | 24,429 | $85.3K | 0.00% | −3,506−12.6% | Reduced |
| Marshall Wace, LLP | 25,164 | $87.8K | 0.00% | −1,451,782−98.3% | Reduced |
| Larson Financial Group LLC | 26,287 | $91.7K | 0.00% | +26,287 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 27,152 | $94.8K | 0.00% | −5,108−15.8% | Reduced |
| SG Americas Securities, LLC | 28,345 | $99.0K | 0.00% | +28,345 | New |
| Price T Rowe Associates Inc | 29,764 | $104.0K | 0.00% | 00.0% | Unchanged |
| Raymond James Financial Inc | 35,748 | $124.8K | 0.00% | +33,417+1,433.6% | Added |
| Wells Fargo & Company | 38,367 | $133.9K | 0.00% | +7,863+25.8% | Added |
| Invesco Ltd. | 38,587 | $134.7K | 0.00% | −121−0.3% | Reduced |
| Quadrature Capital Ltd | 40,273 | $141.2K | 0.00% | −39,480−49.5% | Reduced |
| GWM Advisors LLC | 42,925 | $149.8K | 0.00% | +42,925 | New |
| Diametric Capital, LP | 42,945 | $149.9K | 0.06% | +42,945 | New |
| AQR Capital Management LLC | 44,065 | $153.8K | 0.00% | +44,065 | New |
| Cetera Investment Advisers | 45,245 | $157.9K | 0.00% | +27,700+157.9% | Added |
| Bank of America Corp | 51,724 | $180.5K | 0.00% | +25,916+100.4% | Added |
| Alliancebernstein L.P. | 61,600 | $215.0K | 0.00% | +23,600+62.1% | Added |
| State of Wyoming | 62,985 | $219.8K | 0.03% | +44,937+249.0% | Added |
| Private Advisor Group, LLC | 68,922 | $240.5K | 0.00% | +68,922 | New |
| WealthShield Partners, LLC | 70,154 | $244.8K | 0.03% | 00.0% | Unchanged |
| Fielder Capital Group LLC | 70,192 | $245.0K | 0.06% | 00.0% | Unchanged |
| Graham Capital Management, L.P. | 72,408 | $252.7K | 0.01% | −13,798−16.0% | Reduced |
| Nuveen, LLC | 76,672 | $267.6K | 0.00% | 00.0% | Unchanged |
| Kingswood Wealth Advisors, LLC | 77,600 | $270.8K | 0.02% | +13,200+20.5% | Added |
| HighTower Advisors, LLC | 81,362 | $284.0K | 0.00% | 00.0% | Unchanged |
| Lee Financial Co | 81,362 | $284.0K | 0.04% | 00.0% | Unchanged |
| Rhumbline Advisers | 83,379 | $291.0K | 0.00% | −1,852−2.2% | Reduced |
| Jump Financial, LLC | 83,400 | $291.1K | 0.00% | +83,400 | New |
| Barclays PLC | 85,847 | $299.6K | 0.00% | −17,823−17.2% | Reduced |
| Deutsche Bank AG | 88,481 | $308.8K | 0.00% | +86,846+5,311.7% | Added |
| Morgan Stanley | 91,016 | $317.6K | 0.00% | −84,357−48.1% | Reduced |
| National Bank of Canada | 91,441 | $320.0K | 0.00% | +15,428+20.3% | Added |
| Maven Securities LTD | 100,000 | $349.0K | 0.07% | +100,000 | New |
| ExodusPoint Capital Management, LP | 115,243 | $402.2K | 0.01% | +115,243 | New |
| Jane Street Group, LLC | 124,888 | $435.9K | 0.00% | +124,888 | New |
| Panagora Asset Management Inc | 126,985 | $443.2K | 0.00% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 131,897 | $460.3K | 0.00% | −116,749−47.0% | Reduced |
| Squarepoint Ops LLC | 142,554 | $497.5K | 0.00% | +142,554 | New |
| Mount Lucas Management LP | 160,500 | $560.1K | 0.25% | +83,500+108.4% | Added |
| EAM Investors, LLC | 182,509 | $637.0K | 0.07% | −13,328−6.8% | Reduced |
| Cubist Systematic Strategies, LLC | 185,160 | $646.2K | 0.01% | +150,463+433.6% | Added |
| Charles Schwab Investment Management Inc | 187,534 | $654.5K | 0.00% | +40,000+27.1% | Added |
| Nkcfo LLC | 190,000 | $663.0K | 0.20% | +190,000 | New |
| Josh Arnold Investment Consultant, LLC | 204,250 | $712.8K | 0.57% | −2,242,300−91.7% | Reduced |
| FreeGulliver LLC | 210,000 | $732.9K | 0.33% | −133,800−38.9% | Reduced |
| EHP Funds Inc. | 244,041 | $851.7K | 1.12% | +244,041 | New |
| Boothbay Fund Management, LLC | 247,884 | $865.1K | 0.02% | +247,884 | New |
| LPL Financial LLC | 266,985 | $931.8K | 0.00% | +266,985 | New |
| Two Sigma Investments, LP | 278,967 | $973.6K | 0.00% | +802+0.3% | Added |
| FourWorld Capital Management LLC | 358,000 | $1.25M | 3.03% | −33,650−8.6% | Reduced |
| Massar Capital Management, LP | 400,000 | $1.40M | 0.50% | 00.0% | Unchanged |
| Northern Trust Corp | 464,692 | $1.62M | 0.00% | +53,335+13.0% | Added |
| Manatuck Hill Partners, LLC | 629,800 | $2.20M | 0.75% | +380,000+152.1% | Added |
| Goldman Sachs Group Inc | 681,643 | $2.38M | 0.00% | +527,011+340.8% | Added |
| Renaissance Technologies LLC | 750,500 | $2.62M | 0.00% | +293,000+64.0% | Added |
| B. Riley Financial, Inc. | 811,546 | $2.83M | 1.92% | +349,546+75.7% | Added |
| Tiff Advisory Services Inc | 856,628 | $2.99M | 0.62% | −2,777,837−76.4% | Reduced |
| Millennium Management LLC | 951,001 | $3.32M | 0.00% | +545,992+134.8% | Added |
| UBS Group AG | 1,055,862 | $3.68M | 0.00% | +635,489+151.2% | Added |
| State Street Corp | 1,130,025 | $3.94M | 0.00% | +483,768+74.9% | Added |