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, Q1 2025
Institutional positions in Starling Oncology, Inc. as of Mar 31, 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
- 43
- +12 vs. Q4 2024
- Shares held
- 17.1M
- +2.34M (+15.9%) vs. Q4 2024
- Total value
- $19.4M
- +$14.8M (+321.8%) vs. Q4 2024
- New holders
- 15
- 8 more added
- Sold out
- 3
- 7 more reduced
Compare with Q4 2024: 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, Q1 2025
Shares, value and share of portfolio for each institution holding Starling Oncology, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Citigroup Inc | 3 | $3 | 0.00% | −631−99.5% | Reduced |
| BNP Paribas Arbitrage, SA | 5 | $6 | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 54 | $62 | 0.00% | −112−67.5% | Reduced |
| SBI Securities Co., Ltd. | 200 | $228 | 0.00% | +200 | New |
| Capital Advisors, Ltd. LLC | 1,219 | $1.00K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 2,933 | $3.34K | 0.00% | +15+0.5% | Added |
| Tower Research Capital LLC (TRC) | 9,543 | $10.9K | 0.00% | −3,997−29.5% | Reduced |
| AMG National Trust Bank | 10,000 | $11.4K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 10,077 | $11.5K | 0.00% | −51,884−83.7% | Reduced |
| Cetera Investment Advisers | 13,000 | $14.8K | 0.00% | +13,000 | New |
| Two Sigma Securities, LLC | 14,713 | $16.8K | 0.00% | +14,713 | New |
| Hudson Bay Capital Management LP | 15,200 | $17.3K | 0.00% | +15,200 | New |
| HRT Financial LP | 16,658 | $18.0K | 0.00% | +16,658 | New |
| Jain Global LLC | 15,900 | $18.1K | 0.00% | +15,900 | New |
| Susquehanna International Group, LLP | 22,388 | $25.5K | 0.00% | +22,388 | New |
| Gsa Capital Partners LLP | 28,529 | $33.0K | 0.00% | +28,529 | New |
| Morgan Stanley | 30,488 | $34.8K | 0.00% | +96+0.3% | Added |
| XTX Topco Ltd | 55,698 | $63.5K | 0.00% | +18,448+49.5% | Added |
| Citizens Financial Group Inc | 62,700 | $71.5K | 0.00% | +62,700 | New |
| WealthShield Partners, LLC | 70,154 | $80.0K | 0.01% | +70,154 | New |
| Fielder Capital Group LLC | 70,192 | $80.0K | 0.02% | 00.0% | Unchanged |
| Northern Trust Corp | 76,993 | $87.8K | 0.00% | +12,091+18.6% | Added |
| Lee Financial Co | 81,362 | $92.8K | 0.01% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 81,362 | $92.8K | 0.00% | 00.0% | Unchanged |
| Saba Capital Management, L.P. | 94,264 | $107.5K | 0.00% | 00.0% | Unchanged |
| Massar Capital Management, LP | 100,000 | $114.0K | 0.14% | +100,000 | New |
| State Street Corp | 101,300 | $115.5K | 0.00% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 115,140 | $131.3K | 0.00% | +115,140 | New |
| Bank of New York Mellon Corp | 125,141 | $142.7K | 0.00% | 00.0% | Unchanged |
| B. Riley Financial, Inc. | 150,000 | $171.0K | 0.21% | +150,000 | New |
| Quattro Financial Advisors LLC | 162,724 | $185.5K | 0.06% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 247,600 | $282.3K | 0.00% | +65,600+36.0% | Added |
| FourWorld Capital Management LLC | 257,000 | $293.0K | 0.20% | 00.0% | Unchanged |
| BlackRock, Inc. | 262,350 | $299.1K | 0.00% | +8,759+3.5% | Added |
| Manatuck Hill Partners, LLC | 350,000 | $399.0K | 0.18% | +350,000 | New |
| Geode Capital Management, LLC | 385,747 | $439.9K | 0.00% | +38,400+11.1% | Added |
| FreeGulliver LLC | 544,361 | $620.6K | 0.31% | −56,386−9.4% | Reduced |
| Cincinnati Insurance Co | 1,240,795 | $1.41M | 0.02% | −793,250−39.0% | Reduced |
| Vanguard Group Inc | 1,750,714 | $2.00M | 0.00% | −3,672−0.2% | Reduced |
| Josh Arnold Investment Consultant, LLC | 1,988,900 | $2.27M | 1.89% | +1,988,900 | New |
| Balyasny Asset Management LLC | 2,147,332 | $2.45M | 0.01% | +421,770+24.4% | Added |
| Tiff Advisory Services Inc | 2,979,141 | $3.40M | 0.81% | 00.0% | Unchanged |
| Deerfield Management Company, L.P. (Series C) | 3,360,052 | $3.83M | 0.08% | 00.0% | Unchanged |
| Virtu Financial LLC | 0 | $0 | 0.00% | −131,759−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −127,659−100.0% | Sold out |
| Scientech Research LLC | 0 | $0 | 0.00% | −21,198−100.0% | Sold out |