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 |
|---|---|---|---|---|---|
| JPMorgan Chase & Co | 120 | $245 | 0.00% | +20+20.0% | Added |
| Wells Fargo & Company | 244 | $498 | 0.00% | +15+6.6% | Added |
| Citigroup Inc | 498 | $1.02K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 1,033 | $2.00K | 0.00% | −6,837−86.9% | Reduced |
| Rhumbline Advisers | 2,175 | $4.44K | 0.00% | 00.0% | Unchanged |
| Deutsche Bank AG | 9,435 | $19.2K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 12,046 | $24.6K | 0.00% | +12,046 | New |
| Cubist Systematic Strategies, LLC | 12,320 | $25.1K | 0.00% | +12,320 | New |
| Qube Research & Technologies Ltd | 16,452 | $33.6K | 0.00% | −4,849−22.8% | Reduced |
| XTX Topco Ltd | 18,011 | $36.7K | 0.01% | −28,089−60.9% | Reduced |
| Mariner, LLC | 18,302 | $37.3K | 0.00% | 00.0% | Unchanged |
| Brown Advisory Inc | 18,674 | $38.1K | 0.00% | 00.0% | Unchanged |
| Prelude Capital Management, LLC | 19,629 | $40.0K | 0.00% | −30,240−60.6% | Reduced |
| JustInvest LLC | 20,681 | $42.2K | 0.00% | −588−2.8% | Reduced |
| Prudential Financial Inc | 23,800 | $48.6K | 0.00% | +10,800+83.1% | Added |
| Morgan Stanley | 23,984 | $48.9K | 0.00% | +18,522+339.1% | Added |
| WealthShield Partners, LLC | 24,126 | $49.2K | 0.01% | +24,126 | New |
| Jane Street Group, LLC | 28,187 | $57.5K | 0.00% | +28,187 | New |
| Bank of America Corp | 32,240 | $65.8K | 0.00% | +28,334+725.4% | Added |
| Acadian Asset Management LLC | 38,639 | $78.0K | 0.00% | +38,639 | New |
| Marshall Wace, LLP | 39,282 | $80.1K | 0.00% | +39,282 | New |
| Bank of New York Mellon Corp | 48,719 | $99.4K | 0.00% | +48,719 | New |
| Diametric Capital, LP | 58,095 | $118.5K | 0.07% | −97,249−62.6% | Reduced |
| Northern Trust Corp | 63,943 | $130.4K | 0.00% | +19,355+43.4% | Added |
| FreeGulliver LLC | 65,000 | $132.6K | 0.18% | +65,000 | New |
| Fielder Capital Group LLC | 70,192 | $143.2K | 0.09% | +70,192 | New |
| Renaissance Technologies LLC | 89,300 | $182.0K | 0.00% | +17,000+23.5% | Added |
| Saba Capital Management, L.P. | 94,264 | $192.3K | 0.00% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 96,862 | $197.6K | 0.00% | +96,862 | New |
| State Street Corp | 101,300 | $206.7K | 0.00% | +23,300+29.9% | Added |
| Citadel Advisors LLC | 143,840 | $293.4K | 0.00% | +101,123+236.7% | Added |
| Millennium Management LLC | 175,412 | $357.8K | 0.00% | +78,090+80.2% | Added |
| BlackRock Inc. | 237,846 | $485.2K | 0.00% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 339,767 | $693.3K | 0.00% | +34,266+11.2% | Added |
| Element Pointe Advisors, LLC | 398,052 | $812.0K | 0.23% | +398,052 | New |
| Tiff Advisory Services Inc | 423,405 | $863.7K | 0.42% | 00.0% | Unchanged |
| Cincinnati Insurance Co | 699,500 | $1.43M | 0.03% | +699,500 | New |
| Hongkou Capital LP | 884,689 | $1.80M | 12.51% | −20,000−2.2% | Reduced |
| Kent Lake Capital LLC | 1,085,171 | $2.21M | 0.85% | +901,956+492.3% | Added |
| Balyasny Asset Management LLC | 1,253,037 | $2.56M | 0.01% | +815,458+186.4% | Added |
| Vanguard Group Inc | 1,777,393 | $3.63M | 0.00% | +19,359+1.1% | Added |
| Josh Arnold Investment Consultant, LLC | 1,856,329 | $3.79M | 3.62% | −21,143−1.1% | Reduced |
| Deerfield Management Company, L.P. (Series C) | 3,360,052 | $6.85M | 0.13% | 00.0% | Unchanged |
| FMR LLC | 4,754,083 | $9.70M | 0.00% | −1000.0% | Reduced |
| 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 |