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, Q2 2026
Institutional positions in Starling Oncology, Inc. as of Jun 30, 2026. 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
- 119
- +5 vs. Q1 2026
- Shares held
- 40.1M
- +1.33M (+3.4%) vs. Q1 2026
- Total value
- $217.6M
- +$98.7M (+83.0%) vs. Q1 2026
- New holders
- 26
- 51 more added
- Sold out
- 21
- 25 more reduced
1 institution that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Starling Oncology, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Keating Financial Advisory Services, Inc. | 2 | $11 | 0.00% | +1+100.0% | Added |
| Farther Finance Advisors, LLC | 7 | $38 | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 14 | $76 | 0.00% | +1+7.7% | Added |
| Hughes Financial Services, LLC | 16 | $87 | 0.00% | +16 | New |
| US Bancorp | 57 | $310 | 0.00% | −39−40.6% | Reduced |
| GAMMA Investing LLC | 63 | $342 | 0.00% | 00.0% | Unchanged |
| Quarry LP | 155 | $842 | 0.00% | +155 | New |
| IFP Advisors, Inc | 500 | $2.71K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 567 | $3.08K | 0.00% | +49+9.5% | Added |
| Jones Financial Companies LLLP | 578 | $3.12K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 625 | $3.39K | 0.00% | +10+1.6% | Added |
| Bessemer Group Inc | 956 | $5.00K | 0.00% | −68−6.6% | Reduced |
| Allworth Financial LP | 938 | $5.09K | 0.00% | +830+768.5% | Added |
| California State Teachers Retirement System | 1,055 | $5.73K | 0.00% | −3,329−75.9% | Reduced |
| Capital Advisors, Ltd. LLC | 1,219 | $7.00K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 1,600 | $8.69K | 0.00% | +1,600 | New |
| Miller Wealth Advisors, LLC | 2,820 | $15.3K | 0.01% | +2,820 | New |
| Federated Hermes, Inc. | 3,322 | $18.0K | 0.00% | +3,322 | New |
| Ameritas Investment Partners, Inc. | 6,026 | $32.7K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 6,681 | $36.3K | 0.00% | −633−8.7% | Reduced |
| Legal & General Group Plc | 7,497 | $40.7K | 0.00% | +977+15.0% | Added |
| Kemnay Advisory Services Inc. | 8,592 | $46.7K | 0.01% | +8,592 | New |
| AMG National Trust Bank | 10,000 | $54.3K | 0.00% | 00.0% | Unchanged |
| ProShare Advisors LLC | 10,026 | $54.4K | 0.00% | −1,535−13.3% | Reduced |
| Ameriprise Financial Inc | 10,300 | $55.9K | 0.00% | +10,300 | New |
| Caitong International Asset Management Co., Ltd | 11,061 | $60.1K | 0.01% | −22,219−66.8% | Reduced |
| Wealthspire Advisors, LLC | 11,400 | $61.9K | 0.00% | +11,400 | New |
| R Squared Ltd | 11,482 | $62.3K | 0.03% | −4,871−29.8% | Reduced |
| Advisor Group Holdings, Inc. | 11,768 | $63.9K | 0.00% | +8,685+281.7% | Added |
| Jump Financial, LLC | 12,300 | $66.8K | 0.00% | −104,130−89.4% | Reduced |
| Engineers Gate Manager LP | 12,342 | $67.0K | 0.00% | −50,452−80.3% | Reduced |
| FreeGulliver LLC | 12,350 | $67.1K | 0.02% | +12,350 | New |
| Fermata Advisors, LLC | 12,800 | $69.5K | 0.01% | +12,800 | New |
| Blackhawk Capital Partners LLC. | 15,000 | $81.5K | 0.03% | +15,000 | New |
| Voya Investment Management LLC | 15,145 | $82.2K | 0.00% | +1,812+13.6% | Added |
| New York State Common Retirement Fund | 17,900 | $97.2K | 0.00% | +12,300+219.6% | Added |
| Granite Investment Partners, LLC | 18,148 | $98.5K | 0.01% | +3,317+22.4% | Added |
| Winton Group Ltd | 18,800 | $102.1K | 0.00% | +18,800 | New |
| Russell Investments Group, Ltd. | 20,260 | $110.0K | 0.00% | +15,268+305.8% | Added |
| Manufacturers Life Insurance Company, The | 20,530 | $111.5K | 0.00% | −1,364−6.2% | Reduced |
| Intech Investment Management LLC | 20,531 | $111.5K | 0.00% | −1,951−8.7% | Reduced |
| BNP Paribas Arbitrage, SA | 21,461 | $116.5K | 0.00% | +4,533+26.8% | Added |
| Franklin Resources Inc | 22,177 | $120.4K | 0.00% | +22,177 | New |
| Axq Capital, LP | 22,460 | $122.0K | 0.01% | +22,460 | New |
| Royal Bank of Canada | 23,327 | $128.0K | 0.00% | +1,070+4.8% | Added |
| LPL Financial LLC | 24,892 | $135.2K | 0.00% | −36,173−59.2% | Reduced |
| Globeflex Capital L P | 26,111 | $141.8K | 0.02% | +26,111 | New |
| Prudential Financial Inc | 26,825 | $145.7K | 0.00% | +300+1.1% | Added |
| Police & Firemen's Retirement System of New Jersey | 27,627 | $150.0K | 0.00% | 00.0% | Unchanged |
| Vanguard Global Advisers, LLC | 28,874 | $156.8K | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 29,213 | $158.6K | 0.00% | +507+1.8% | Added |
| Holt Capital Advisors, L.L.C. dba Holt Capital Partners, L.P. | 29,534 | $160.4K | 0.02% | 00.0% | Unchanged |
| Pekin Hardy Strauss, Inc. | 32,000 | $173.8K | 0.02% | 00.0% | Unchanged |
| ExodusPoint Capital Management, LP | 33,644 | $182.7K | 0.00% | +9,225+37.8% | Added |
| Barclays PLC | 33,929 | $184.2K | 0.00% | +18,753+123.6% | Added |
| Los Angeles Capital Management LLC | 33,935 | $184.3K | 0.00% | +33,935 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 35,111 | $190.7K | 0.00% | −2,272−6.1% | Reduced |
| Citigroup Inc | 35,747 | $194.1K | 0.00% | +31,565+754.8% | Added |
| Innovative Asset Advisors Group, LLC | 36,000 | $195.5K | 0.09% | −11,250−23.8% | Reduced |
| Alliancebernstein L.P. | 71,400 | $219.2K | 0.00% | +9,800+15.9% | Added |
| EntryPoint Capital, LLC | 44,972 | $244.2K | 0.06% | +21,120+88.5% | Added |
| Private Advisor Group, LLC | 45,850 | $249.0K | 0.00% | −48,320−51.3% | Reduced |
| MetLife Investment Management | 46,402 | $252.0K | 0.00% | +18,612+67.0% | Added |
| AQR Capital Management LLC | 48,597 | $263.9K | 0.00% | +4,078+9.2% | Added |
| Allspring Global Investments Holdings, LLC | 51,282 | $278.5K | 0.00% | +51,282 | New |
| Price T Rowe Associates Inc | 61,750 | $336.0K | 0.00% | +13,479+27.9% | Added |
| Fielder Capital Group LLC | 70,192 | $381.1K | 0.08% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 72,862 | $395.6K | 0.00% | +49,031+205.7% | Added |
| State of Wyoming | 72,882 | $395.7K | 0.04% | −30,735−29.7% | Reduced |
| Deutsche Bank AG | 75,937 | $412.3K | 0.00% | +20,015+35.8% | Added |
| FMR LLC | 78,107 | $424.1K | 0.00% | +28,576+57.7% | Added |
| Wells Fargo & Company | 78,510 | $426.3K | 0.00% | +38,087+94.2% | Added |
| T3 Companies, LLC | 80,000 | $434.4K | 0.50% | −31,900−28.5% | Reduced |
| White Pine Capital LLC | 85,618 | $464.9K | 0.11% | +85,618 | New |
| HighTower Advisors, LLC | 85,838 | $466.1K | 0.00% | +1,919+2.3% | Added |
| Cetera Investment Advisers | 89,415 | $485.5K | 0.00% | −38,780−30.3% | Reduced |
| Millennium Management LLC | 96,875 | $526.0K | 0.00% | −34,647−26.3% | Reduced |
| Gsa Capital Partners LLP | 98,727 | $536.0K | 0.03% | +98,727 | New |
| Panoramic Capital, LLC | 100,000 | $543.0K | 0.23% | +100,000 | New |
| Creative Planning | 109,925 | $596.9K | 0.00% | +83,713+319.4% | Added |
| Kingswood Wealth Advisors, LLC | 121,900 | $661.9K | 0.03% | +18,700+18.1% | Added |
| Morgan Stanley | 135,085 | $733.5K | 0.00% | −36,855−21.4% | Reduced |
| UBS Group AG | 153,273 | $832.3K | 0.00% | −421,379−73.3% | Reduced |
| Dauntless Investment Group, LLC | 163,570 | $888.2K | 1.54% | −298,487−64.6% | Reduced |
| Bank of New York Mellon Corp | 176,949 | $960.8K | 0.00% | +14,507+8.9% | Added |
| EAM Investors, LLC | 188,467 | $1.02M | 0.09% | +188,467 | New |
| Charles Schwab Investment Management Inc | 226,007 | $1.23M | 0.00% | +11,092+5.2% | Added |
| Boothbay Fund Management, LLC | 233,379 | $1.27M | 0.02% | +95,587+69.4% | Added |
| Mount Lucas Management LP | 250,000 | $1.36M | 0.48% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 263,147 | $1.43M | 0.00% | +249,049+1,766.6% | Added |
| Formula Growth Ltd | 300,000 | $1.63M | 0.57% | +300,000 | New |
| Invesco Ltd. | 342,166 | $1.86M | 0.00% | +304,947+819.3% | Added |
| Bank of America Corp | 391,997 | $2.13M | 0.00% | +328,558+517.9% | Added |
| JPMorgan Chase & Co | 409,348 | $2.29M | 0.00% | +39,171+10.6% | Added |
| CWM Advisors, LLC | 424,008 | $2.30M | 0.09% | +424,008 | New |
| Walleye Capital LLC | 445,832 | $2.42M | 0.01% | +445,832 | New |
| Manatuck Hill Partners, LLC | 450,000 | $2.44M | 0.81% | +450,000 | New |
| FourWorld Capital Management LLC | 499,196 | $2.71M | 3.46% | 00.0% | Unchanged |
| Vanguard Fiduciary Trust Co | 502,049 | $2.73M | 0.00% | +18,989+3.9% | Added |
| Acadian Asset Management LLC | 567,001 | $3.07M | 0.00% | +567,001 | New |