Keros Therapeutics, Inc.
KROS- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001664710
In the last 90 days, Keros Therapeutics, Inc. insiders filed 2 open-market purchases and 4 sales; 132 institutions reported holding it in 13F filings for Q2 2026, worth $198.6M in total; no superinvestor holds it.
13F holders, Q1 2025
Institutional positions in Keros Therapeutics, 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
- 156
- −1 vs. Q4 2024
- Shares held
- 36.7M
- +81.7K (+0.2%) vs. Q4 2024
- Total value
- $428.6M
- −$152.0M (−26.2%) vs. Q4 2024
- New holders
- 49
- 48 more added
- Sold out
- 50
- 40 more reduced
4 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting KROS 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 | 132 | $198.6M |
| Q1 2026 | 151 | $205.6M |
| Q4 2025 | 166 | $408.4M |
| Q3 2025 | 155 | $558.0M |
| Q2 2025 | 139 | $479.6M |
| Q1 2025 | 156 | $428.6M |
| Q4 2024 | 161 | $582.1M |
| Q3 2024 | 164 | $2.03B |
| Q2 2024 | 152 | $1.44B |
| Q1 2024 | 147 | $2.08B |
| Q4 2023 | 121 | $1.02B |
| Q3 2023 | 107 | $730.6M |
| Q2 2023 | 123 | $901.0M |
| Q1 2023 | 129 | $937.0M |
| Q4 2022 | 126 | $948.2M |
| Q3 2022 | 113 | $680.1M |
| Q2 2022 | 104 | $479.7M |
| Q1 2022 | 106 | $893.0M |
| Q4 2021 | 99 | $944.5M |
| Q3 2021 | 89 | $545.4M |
| Q2 2021 | 80 | $599.7M |
| Q1 2021 | 83 | $887.0M |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding Keros Therapeutics, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Centiva Capital, LP | 90,000 | $917.1K | 0.05% | +90,000 | New |
| UBS Group AG | 92,429 | $941.9K | 0.00% | −82,512−47.2% | Reduced |
| Twinbeech Capital LP | 97,677 | $995.3K | 0.02% | −31,876−24.6% | Reduced |
| Bank of New York Mellon Corp | 97,755 | $996.1K | 0.00% | −123−0.1% | Reduced |
| Stonepine Capital Management, LLC | 100,000 | $1.02M | 1.18% | +100,000 | New |
| Jump Financial, LLC | 103,826 | $1.06M | 0.02% | +103,826 | New |
| PFM Health Sciences, LP | 104,323 | $1.06M | 0.08% | 00.0% | Unchanged |
| Engineers Gate Manager LP | 106,933 | $1.09M | 0.02% | +6,916+6.9% | Added |
| Caption Management, LLC | 106,981 | $1.09M | 0.05% | +45,781+74.8% | Added |
| Nebula Research & Development LLC | 115,420 | $1.18M | 0.11% | +43,710+61.0% | Added |
| UBS Oconnor LLC | 115,518 | $1.18M | 0.03% | +64,621+127.0% | Added |
| Two Sigma Advisers, LP | 119,500 | $1.22M | 0.00% | +98,800+477.3% | Added |
| Susquehanna International Group, LLP | 121,849 | $1.24M | 0.00% | −89,460−42.3% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 128,103 | $1.31M | 0.01% | +98,957+339.5% | Added |
| DAFNA Capital Management LLC | 130,316 | $1.33M | 0.38% | 00.0% | Unchanged |
| Western Standard LLC | 134,914 | $1.37M | 0.81% | +134,914 | New |
| Acadian Asset Management LLC | 147,567 | $1.50M | 0.00% | +147,567 | New |
| Walleye Capital LLC | 150,503 | $1.53M | 0.02% | −47,163−23.9% | Reduced |
| Bank of America Corp | 155,612 | $1.59M | 0.00% | −5,855−3.6% | Reduced |
| Clearbridge Investments, LLC | 156,724 | $1.60M | 0.00% | −33,340−17.5% | Reduced |
| RBF Capital, LLC | 170,014 | $1.73M | 0.11% | +170,014 | New |
| 22NW, LP | 179,000 | $1.82M | 1.22% | +179,000 | New |
| Polygon Management Ltd. | 183,000 | $1.86M | 0.60% | +80,000+77.7% | Added |
| EcoR1 Capital, LLC | 187,500 | $1.91M | 0.11% | 00.0% | Unchanged |
| Citadel Advisors LLC | 191,609 | $1.95M | 0.00% | −599,500−75.8% | Reduced |
| Cubist Systematic Strategies, LLC | 198,411 | $2.02M | 0.03% | +197,201+16,297.6% | Added |
| Parkman Healthcare Partners LLC | 217,753 | $2.22M | 0.26% | −96,788−30.8% | Reduced |
| Millennium Management LLC | 233,203 | $2.38M | 0.00% | −644,956−73.4% | Reduced |
| Charles Schwab Investment Management Inc | 241,923 | $2.47M | 0.00% | −37,759−13.5% | Reduced |
| Blue Owl Capital Holdings LP | 266,033 | $2.71M | 0.87% | +23,400+9.6% | Added |
| Qube Research & Technologies Ltd | 273,342 | $2.79M | 0.00% | +273,342 | New |
| Ikarian Capital, LLC | 274,009 | $2.79M | 0.91% | +274,009 | New |
| PDT Partners, LLC | 276,060 | $2.81M | 0.20% | +276,060 | New |
| Northern Trust Corp | 290,011 | $2.96M | 0.00% | −6,456−2.2% | Reduced |
| Catalio Capital Management, LP | 389,384 | $3.97M | 0.98% | −17,908−4.4% | Reduced |
| Rangeley Capital, LLC | 408,234 | $4.16M | 4.76% | +408,234 | New |
| FMR LLC | 441,540 | $4.50M | 0.00% | −5,101,768−92.0% | Reduced |
| DRW Securities, LLC | 464,895 | $4.74M | 0.40% | +464,895 | New |
| Redmile Group, LLC | 552,506 | $5.63M | 0.53% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 740,606 | $7.55M | 0.00% | +205,022+38.3% | Added |
| Geode Capital Management, LLC | 806,185 | $8.22M | 0.00% | +40,749+5.3% | Added |
| Alkeon Capital Management LLC | 850,511 | $8.67M | 0.05% | −250,489−22.8% | Reduced |
| OrbiMed Advisors LLC | 1,018,734 | $10.4M | 0.25% | 00.0% | Unchanged |
| Tang Capital Management LLC | 1,100,000 | $11.2M | 0.62% | +1,100,000 | New |
| Federated Hermes, Inc. | 1,224,139 | $12.5M | 0.03% | +1,099,519+882.3% | Added |
| D. E. Shaw & Co., Inc. | 1,263,130 | $12.9M | 0.02% | +1,251,031+10,340.0% | Added |
| State Street Corp | 1,302,539 | $13.3M | 0.00% | +99,156+8.2% | Added |
| ADAR1 Capital Management, LLC | 1,486,461 | $15.1M | 2.91% | +1,463,215+6,294.5% | Added |
| Nantahala Capital Management, LLC | 1,506,790 | $15.4M | 1.27% | +591,742+64.7% | Added |
| Morgan Stanley | 1,697,557 | $17.3M | 0.00% | +1,040,756+158.5% | Added |
| Logos Global Management LP | 2,000,000 | $20.4M | 3.62% | +2,000,000 | New |
| Vanguard Group Inc | 2,566,321 | $26.2M | 0.00% | +609,212+31.1% | Added |
| JPMorgan Chase & Co | 2,600,457 | $26.5M | 0.00% | +2,387,026+1,118.4% | Added |
| BlackRock, Inc. | 2,785,237 | $28.4M | 0.00% | +55,959+2.1% | Added |
| Nuveen, LLC | 3,947,455 | $94.5M | 0.03% | +3,947,455 | New |
| DekaBank Deutsche Girozentrale | 7,550 | – | – | 00.0% | Unchanged |
| TCG Crossover Management, LLC | 0 | $0 | 0.00% | −550,000−100.0% | Sold out |
| Braidwell LP | 0 | $0 | 0.00% | −1,894,439−100.0% | Sold out |
| Darwin Global Management, Ltd. | 0 | $0 | 0.00% | −1,687,135−100.0% | Sold out |
| Holocene Advisors, LP | 0 | $0 | 0.00% | −1,199,990−100.0% | Sold out |
| Jefferies Financial Group Inc. | 0 | $0 | 0.00% | −866,737−100.0% | Sold out |
| Mangrove Partners | 0 | $0 | 0.00% | −736,385−100.0% | Sold out |
| Lynx1 Capital Management LP | 0 | $0 | 0.00% | −544,001−100.0% | Sold out |
| Integral Health Asset Management, LLC | 0 | $0 | 0.00% | −450,000−100.0% | Sold out |
| Eventide Asset Management, LLC | 0 | $0 | 0.00% | −380,000−100.0% | Sold out |
| American Century Companies Inc | 0 | $0 | 0.00% | −328,920−100.0% | Sold out |
| Boxer Capital Management, LLC | 0 | $0 | 0.00% | −250,000−100.0% | Sold out |
| Emerald Advisers, LLC | 0 | $0 | 0.00% | −244,633−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −221,391−100.0% | Sold out |
| Avidity Partners Management LP | 0 | $0 | 0.00% | −210,000−100.0% | Sold out |
| Altium Capital Management LP | 0 | $0 | 0.00% | −175,000−100.0% | Sold out |
| Emerald Mutual Fund Advisers Trust | 0 | $0 | 0.00% | −155,347−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −103,408−100.0% | Sold out |
| Sofinnova Investments, Inc. | 0 | $0 | 0.00% | −95,375−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −74,255−100.0% | Sold out |
| Norges Bank | 0 | $0 | 0.00% | −64,900−100.0% | Sold out |
| UBS Asset Management Americas Inc | 0 | $0 | 0.00% | −64,416−100.0% | Sold out |
| Diadema Partners LP | 0 | $0 | 0.00% | −63,547−100.0% | Sold out |
| Swiss National Bank | 0 | $0 | 0.00% | −59,000−100.0% | Sold out |
| TD Asset Management Inc | 0 | $0 | 0.00% | −51,600−100.0% | Sold out |
| Fred Alger Management, LLC | 0 | $0 | 0.00% | −48,481−100.0% | Sold out |
| State of Wisconsin Investment Board | 0 | $0 | 0.00% | −44,434−100.0% | Sold out |
| NEOS Investment Management LLC | 0 | $0 | 0.00% | −35,663−100.0% | Sold out |
| Tema ETFs LLC | 0 | $0 | 0.00% | −35,663−100.0% | Sold out |
| Voya Investment Management LLC | 0 | $0 | 0.00% | −29,488−100.0% | Sold out |
| Bryce Point Capital, LLC | 0 | $0 | 0.00% | −28,127−100.0% | Sold out |
| Readystate Asset Management LP | 0 | $0 | 0.00% | −25,523−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −24,493−100.0% | Sold out |
| F/M Investments LLC | 0 | $0 | 0.00% | −17,061−100.0% | Sold out |
| Janus Henderson Group PLC | 0 | $0 | 0.00% | −14,307−100.0% | Sold out |
| Wellington Management Group LLP | 0 | $0 | 0.00% | −14,033−100.0% | Sold out |
| EntryPoint Capital, LLC | 0 | $0 | 0.00% | −11,535−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −11,158−100.0% | Sold out |
| ProShare Advisors LLC | 0 | $0 | 0.00% | −10,549−100.0% | Sold out |
| Point72 (DIFC) Ltd | 0 | $0 | 0.00% | −9,078−100.0% | Sold out |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 0 | $0 | 0.00% | −7,449−100.0% | Sold out |
| Great West Life Assurance Co | 0 | $0 | 0.00% | −7,371−100.0% | Sold out |
| KLP Kapitalforvaltning AS | 0 | $0 | 0.00% | −5,700−100.0% | Sold out |
| Virtus ETF Advisers LLC | 0 | $0 | 0.00% | −3,857−100.0% | Sold out |
| KBC Group NV | 0 | $0 | 0.00% | −1,622−100.0% | Sold out |