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 |
|---|---|---|---|---|---|
| Nuveen, LLC | 3,947,455 | $94.5M | 0.03% | +3,947,455 | New |
| BlackRock, Inc. | 2,785,237 | $28.4M | 0.00% | +55,959+2.1% | Added |
| JPMorgan Chase & Co | 2,600,457 | $26.5M | 0.00% | +2,387,026+1,118.4% | Added |
| Vanguard Group Inc | 2,566,321 | $26.2M | 0.00% | +609,212+31.1% | Added |
| Logos Global Management LP | 2,000,000 | $20.4M | 3.62% | +2,000,000 | New |
| Morgan Stanley | 1,697,557 | $17.3M | 0.00% | +1,040,756+158.5% | Added |
| Nantahala Capital Management, LLC | 1,506,790 | $15.4M | 1.27% | +591,742+64.7% | Added |
| ADAR1 Capital Management, LLC | 1,486,461 | $15.1M | 2.91% | +1,463,215+6,294.5% | Added |
| State Street Corp | 1,302,539 | $13.3M | 0.00% | +99,156+8.2% | Added |
| D. E. Shaw & Co., Inc. | 1,263,130 | $12.9M | 0.02% | +1,251,031+10,340.0% | Added |
| Federated Hermes, Inc. | 1,224,139 | $12.5M | 0.03% | +1,099,519+882.3% | Added |
| Tang Capital Management LLC | 1,100,000 | $11.2M | 0.62% | +1,100,000 | New |
| OrbiMed Advisors LLC | 1,018,734 | $10.4M | 0.25% | 00.0% | Unchanged |
| Alkeon Capital Management LLC | 850,511 | $8.67M | 0.05% | −250,489−22.8% | Reduced |
| Geode Capital Management, LLC | 806,185 | $8.22M | 0.00% | +40,749+5.3% | Added |
| Goldman Sachs Group Inc | 740,606 | $7.55M | 0.00% | +205,022+38.3% | Added |
| Redmile Group, LLC | 552,506 | $5.63M | 0.53% | 00.0% | Unchanged |
| DRW Securities, LLC | 464,895 | $4.74M | 0.40% | +464,895 | New |
| FMR LLC | 441,540 | $4.50M | 0.00% | −5,101,768−92.0% | Reduced |
| Rangeley Capital, LLC | 408,234 | $4.16M | 4.76% | +408,234 | New |
| Catalio Capital Management, LP | 389,384 | $3.97M | 0.98% | −17,908−4.4% | Reduced |
| Northern Trust Corp | 290,011 | $2.96M | 0.00% | −6,456−2.2% | Reduced |
| PDT Partners, LLC | 276,060 | $2.81M | 0.20% | +276,060 | New |
| Ikarian Capital, LLC | 274,009 | $2.79M | 0.91% | +274,009 | New |
| Qube Research & Technologies Ltd | 273,342 | $2.79M | 0.00% | +273,342 | New |
| Blue Owl Capital Holdings LP | 266,033 | $2.71M | 0.87% | +23,400+9.6% | Added |
| Charles Schwab Investment Management Inc | 241,923 | $2.47M | 0.00% | −37,759−13.5% | Reduced |
| Millennium Management LLC | 233,203 | $2.38M | 0.00% | −644,956−73.4% | Reduced |
| Parkman Healthcare Partners LLC | 217,753 | $2.22M | 0.26% | −96,788−30.8% | Reduced |
| Cubist Systematic Strategies, LLC | 198,411 | $2.02M | 0.03% | +197,201+16,297.6% | Added |
| Citadel Advisors LLC | 191,609 | $1.95M | 0.00% | −599,500−75.8% | Reduced |
| EcoR1 Capital, LLC | 187,500 | $1.91M | 0.11% | 00.0% | Unchanged |
| Polygon Management Ltd. | 183,000 | $1.86M | 0.60% | +80,000+77.7% | Added |
| 22NW, LP | 179,000 | $1.82M | 1.22% | +179,000 | New |
| RBF Capital, LLC | 170,014 | $1.73M | 0.11% | +170,014 | New |
| Clearbridge Investments, LLC | 156,724 | $1.60M | 0.00% | −33,340−17.5% | Reduced |
| Bank of America Corp | 155,612 | $1.59M | 0.00% | −5,855−3.6% | Reduced |
| Walleye Capital LLC | 150,503 | $1.53M | 0.02% | −47,163−23.9% | Reduced |
| Acadian Asset Management LLC | 147,567 | $1.50M | 0.00% | +147,567 | New |
| Western Standard LLC | 134,914 | $1.37M | 0.81% | +134,914 | New |
| DAFNA Capital Management LLC | 130,316 | $1.33M | 0.38% | 00.0% | Unchanged |
| Connor, Clark & Lunn Investment Management Ltd. | 128,103 | $1.31M | 0.01% | +98,957+339.5% | Added |
| Susquehanna International Group, LLP | 121,849 | $1.24M | 0.00% | −89,460−42.3% | Reduced |
| Two Sigma Advisers, LP | 119,500 | $1.22M | 0.00% | +98,800+477.3% | Added |
| UBS Oconnor LLC | 115,518 | $1.18M | 0.03% | +64,621+127.0% | Added |
| Nebula Research & Development LLC | 115,420 | $1.18M | 0.11% | +43,710+61.0% | Added |
| Caption Management, LLC | 106,981 | $1.09M | 0.05% | +45,781+74.8% | Added |
| Engineers Gate Manager LP | 106,933 | $1.09M | 0.02% | +6,916+6.9% | Added |
| PFM Health Sciences, LP | 104,323 | $1.06M | 0.08% | 00.0% | Unchanged |
| Jump Financial, LLC | 103,826 | $1.06M | 0.02% | +103,826 | New |
| Stonepine Capital Management, LLC | 100,000 | $1.02M | 1.18% | +100,000 | New |
| Bank of New York Mellon Corp | 97,755 | $996.1K | 0.00% | −123−0.1% | Reduced |
| Twinbeech Capital LP | 97,677 | $995.3K | 0.02% | −31,876−24.6% | Reduced |
| UBS Group AG | 92,429 | $941.9K | 0.00% | −82,512−47.2% | Reduced |
| Centiva Capital, LP | 90,000 | $917.1K | 0.05% | +90,000 | New |
| Monimus Capital Management, LP | 84,055 | $856.5K | 0.73% | +84,055 | New |
| BNP Paribas Arbitrage, SA | 81,936 | $834.9K | 0.00% | +35,826+77.7% | Added |
| Boothbay Fund Management, LLC | 81,270 | $828.1K | 0.03% | +81,270 | New |
| Citigroup Inc | 71,757 | $731.2K | 0.00% | +17,334+31.9% | Added |
| Simplex Trading, LLC | 70,512 | $718.0K | 0.03% | +63,125+854.5% | Added |
| Brevan Howard Capital Management LP | 65,844 | $671.0K | 0.02% | +54,658+488.6% | Added |
| Assenagon Asset Management S.A. | 64,937 | $661.7K | 0.00% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 62,372 | $635.6K | 0.00% | +28,708+85.3% | Added |
| Barclays PLC | 59,860 | $610.0K | 0.00% | −47,682−44.3% | Reduced |
| Rafferty Asset Management, LLC | 55,332 | $563.8K | 0.00% | +9,531+20.8% | Added |
| HighVista Strategies LLC | 52,107 | $531.0K | 0.20% | 00.0% | Unchanged |
| Group One Trading, L.P. | 49,694 | $506.4K | 0.02% | +48,594+4,417.6% | Added |
| XTX Topco Ltd | 48,121 | $490.4K | 0.03% | +48,121 | New |
| Jane Street Group, LLC | 46,945 | $478.4K | 0.00% | −54,167−53.6% | Reduced |
| Rhumbline Advisers | 44,669 | $455.2K | 0.00% | +3,802+9.3% | Added |
| Squarepoint Ops LLC | 43,984 | $448.2K | 0.00% | +43,984 | New |
| Price T Rowe Associates Inc | 43,227 | $441.0K | 0.00% | −866,480−95.2% | Reduced |
| Verition Fund Management LLC | 41,301 | $420.9K | 0.00% | −174,802−80.9% | Reduced |
| Tejara Capital Ltd | 40,245 | $410.1K | 0.20% | +40,245 | New |
| Franklin Resources Inc | 38,295 | $390.2K | 0.00% | −250,133−86.7% | Reduced |
| Dimensional Fund Advisors LP | 36,636 | $374.0K | 0.00% | −118,527−76.4% | Reduced |
| Woodline Partners LP | 35,875 | $365.6K | 0.00% | −351,826−90.7% | Reduced |
| Man Group plc | 34,013 | $346.6K | 0.00% | +34,013 | New |
| Invesco Ltd. | 33,266 | $339.0K | 0.00% | +20,650+163.7% | Added |
| SummitTX Capital, L.P. | 30,884 | $314.7K | 0.01% | +30,884 | New |
| Alps Advisors Inc | 29,736 | $303.0K | 0.00% | −3,020−9.2% | Reduced |
| Quadrature Capital Ltd | 28,871 | $293.0K | 0.01% | +28,871 | New |
| Alliancebernstein L.P. | 28,510 | $290.5K | 0.00% | −108,914−79.3% | Reduced |
| Algert Global LLC | 27,480 | $280.0K | 0.01% | +14,783+116.4% | Added |
| Quinn Opportunity Partners LLC | 25,000 | $254.8K | 0.02% | +25,000 | New |
| Deutsche Bank AG | 22,962 | $234.0K | 0.00% | −3,995−14.8% | Reduced |
| HAP Trading, LLC | 22,551 | $229.8K | 0.08% | +22,551 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 22,166 | $227.4K | 0.00% | +2,982+15.5% | Added |
| AQR Capital Management LLC | 22,136 | $225.6K | 0.00% | +22,136 | New |
| Erste Asset Management GmbH | 20,700 | $223.4K | 0.00% | 00.0% | Unchanged |
| Intech Investment Management LLC | 21,122 | $215.2K | 0.00% | +2,241+11.9% | Added |
| Jain Global LLC | 19,986 | $203.7K | 0.00% | −31,298−61.0% | Reduced |
| Tudor Investment Corp Et Al | 19,858 | $202.4K | 0.00% | +4,527+29.5% | Added |
| Fox Run Management, L.L.C. | 18,989 | $193.5K | 0.03% | −3,224−14.5% | Reduced |
| ExodusPoint Capital Management, LP | 18,976 | $193.0K | 0.00% | +18,976 | New |
| Shay Capital LLC | 18,832 | $191.9K | 0.06% | +18,832 | New |
| Corton Capital Inc. | 18,212 | $185.6K | 0.61% | +18,212 | New |
| MetLife Investment Management | 18,098 | $184.4K | 0.00% | 00.0% | Unchanged |
| Northwestern Mutual Wealth Management Co | 17,674 | $180.1K | 0.00% | 00.0% | Unchanged |
| Creative Planning | 17,278 | $176.1K | 0.00% | +17,278 | New |