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, Q4 2023
Institutional positions in Starling Oncology, Inc. as of Dec 31, 2023. 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
- 45
- +10 vs. Q3 2023
- Shares held
- 18.4M
- +3.36M (+22.2%) vs. Q3 2023
- Total value
- $37.6M
- +$16.5M (+77.9%) vs. Q3 2023
- New holders
- 13
- 14 more added
- Sold out
- 3
- 9 more reduced
1 institution that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2023: 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, Q4 2023
Shares, value and share of portfolio for each institution holding Starling Oncology, Inc.; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 4,754,083 | $9.70M | 0.00% | −1000.0% | Reduced |
| Deerfield Management Company, L.P. (Series C) | 3,360,052 | $6.85M | 0.13% | 00.0% | Unchanged |
| Josh Arnold Investment Consultant, LLC | 1,856,329 | $3.79M | 3.62% | −21,143−1.1% | Reduced |
| Vanguard Group Inc | 1,777,393 | $3.63M | 0.00% | +19,359+1.1% | Added |
| Balyasny Asset Management LLC | 1,253,037 | $2.56M | 0.01% | +815,458+186.4% | Added |
| Kent Lake Capital LLC | 1,085,171 | $2.21M | 0.85% | +901,956+492.3% | Added |
| Hongkou Capital LP | 884,689 | $1.80M | 12.51% | −20,000−2.2% | Reduced |
| Cincinnati Insurance Co | 699,500 | $1.43M | 0.03% | +699,500 | New |
| Tiff Advisory Services Inc | 423,405 | $863.7K | 0.42% | 00.0% | Unchanged |
| Element Pointe Advisors, LLC | 398,052 | $812.0K | 0.23% | +398,052 | New |
| Geode Capital Management, LLC | 339,767 | $693.3K | 0.00% | +34,266+11.2% | Added |
| BlackRock Inc. | 237,846 | $485.2K | 0.00% | 00.0% | Unchanged |
| Millennium Management LLC | 175,412 | $357.8K | 0.00% | +78,090+80.2% | Added |
| Citadel Advisors LLC | 143,840 | $293.4K | 0.00% | +101,123+236.7% | Added |
| State Street Corp | 101,300 | $206.7K | 0.00% | +23,300+29.9% | Added |
| Squarepoint Ops LLC | 96,862 | $197.6K | 0.00% | +96,862 | New |
| Saba Capital Management, L.P. | 94,264 | $192.3K | 0.00% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 89,300 | $182.0K | 0.00% | +17,000+23.5% | Added |
| Fielder Capital Group LLC | 70,192 | $143.2K | 0.09% | +70,192 | New |
| FreeGulliver LLC | 65,000 | $132.6K | 0.18% | +65,000 | New |
| Northern Trust Corp | 63,943 | $130.4K | 0.00% | +19,355+43.4% | Added |
| Diametric Capital, LP | 58,095 | $118.5K | 0.07% | −97,249−62.6% | Reduced |
| Bank of New York Mellon Corp | 48,719 | $99.4K | 0.00% | +48,719 | New |
| Marshall Wace, LLP | 39,282 | $80.1K | 0.00% | +39,282 | New |
| Acadian Asset Management LLC | 38,639 | $78.0K | 0.00% | +38,639 | New |
| Bank of America Corp | 32,240 | $65.8K | 0.00% | +28,334+725.4% | Added |
| Jane Street Group, LLC | 28,187 | $57.5K | 0.00% | +28,187 | New |
| WealthShield Partners, LLC | 24,126 | $49.2K | 0.01% | +24,126 | New |
| Morgan Stanley | 23,984 | $48.9K | 0.00% | +18,522+339.1% | Added |
| Prudential Financial Inc | 23,800 | $48.6K | 0.00% | +10,800+83.1% | Added |
| JustInvest LLC | 20,681 | $42.2K | 0.00% | −588−2.8% | Reduced |
| Prelude Capital Management, LLC | 19,629 | $40.0K | 0.00% | −30,240−60.6% | Reduced |
| Brown Advisory Inc | 18,674 | $38.1K | 0.00% | 00.0% | Unchanged |
| Mariner, LLC | 18,302 | $37.3K | 0.00% | 00.0% | Unchanged |
| XTX Topco Ltd | 18,011 | $36.7K | 0.01% | −28,089−60.9% | Reduced |
| Qube Research & Technologies Ltd | 16,452 | $33.6K | 0.00% | −4,849−22.8% | Reduced |
| Cubist Systematic Strategies, LLC | 12,320 | $25.1K | 0.00% | +12,320 | New |
| Tower Research Capital LLC (TRC) | 12,046 | $24.6K | 0.00% | +12,046 | New |
| Deutsche Bank AG | 9,435 | $19.2K | 0.00% | 00.0% | Unchanged |
| Rhumbline Advisers | 2,175 | $4.44K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 1,033 | $2.00K | 0.00% | −6,837−86.9% | Reduced |
| Citigroup Inc | 498 | $1.02K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 244 | $498 | 0.00% | +15+6.6% | Added |
| JPMorgan Chase & Co | 120 | $245 | 0.00% | +20+20.0% | Added |
| Boston Financial Mangement LLC | 9,485 | – | – | +9,485 | New |
| Pinebridge Investments, L.P. | 0 | $0 | 0.00% | −29,779−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −14,044−100.0% | Sold out |
| Toronto Dominion Bank | 0 | $0 | 0.00% | −336−100.0% | Sold out |
| First Republic Investment Management, Inc. | – | – | – | – | Not filed |