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, Q4 2023
Institutional positions in Keros Therapeutics, 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
- 121
- +15 vs. Q3 2023
- Shares held
- 25.7M
- +3.24M (+14.4%) vs. Q3 2023
- Total value
- $1.02B
- +$306.4M (+42.7%) vs. Q3 2023
- New holders
- 27
- 43 more added
- Sold out
- 12
- 32 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 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, Q4 2023
Shares, value and share of portfolio for each institution holding Keros Therapeutics, Inc.; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 3,874,204 | $154.0M | 0.01% | +269,276+7.5% | Added |
| BlackRock Inc. | 2,036,788 | $81.0M | 0.00% | +169,439+9.1% | Added |
| Alkeon Capital Management LLC | 1,498,907 | $59.6M | 0.39% | −177,615−10.6% | Reduced |
| Vanguard Group Inc | 1,432,195 | $56.9M | 0.00% | +25,764+1.8% | Added |
| OrbiMed Advisors LLC | 1,268,734 | $50.4M | 1.01% | −246,000−16.2% | Reduced |
| Braidwell LP | 1,118,961 | $44.5M | 1.63% | −238,348−17.6% | Reduced |
| Darwin Global Management, Ltd. | 1,060,427 | $42.2M | 8.28% | +1,060,427 | New |
| State Street Corp | 1,054,367 | $41.9M | 0.00% | +152,367+16.9% | Added |
| Price T Rowe Associates Inc | 1,041,701 | $41.4M | 0.01% | −225,531−17.8% | Reduced |
| Morgan Stanley | 925,388 | $36.8M | 0.00% | +476,687+106.2% | Added |
| Candriam Luxembourg S.C.A. | 819,062 | $32.6M | 0.22% | +78,001+10.5% | Added |
| Citadel Advisors LLC | 760,168 | $30.2M | 0.03% | +355,019+87.6% | Added |
| Franklin Resources Inc | 699,425 | $27.8M | 0.01% | +226,674+47.9% | Added |
| ADAR1 Capital Management, LLC | 688,316 | $27.4M | 12.24% | +688,316 | New |
| Woodline Partners LP | 583,792 | $23.2M | 0.25% | −134,631−18.7% | Reduced |
| Eventide Asset Management, LLC | 580,000 | $23.1M | 0.38% | 00.0% | Unchanged |
| Millennium Management LLC | 522,128 | $20.8M | 0.02% | +318,071+155.9% | Added |
| Geode Capital Management, LLC | 510,211 | $20.3M | 0.00% | +24,210+5.0% | Added |
| Parkman Healthcare Partners LLC | 360,467 | $14.3M | 2.03% | +61,992+20.8% | Added |
| Deutsche Bank AG | 358,276 | $14.2M | 0.01% | +345,704+2,749.8% | Added |
| Opaleye Management Inc. | 357,500 | $14.2M | 3.82% | −2,900−0.8% | Reduced |
| Blue Owl Capital Holdings LP | 352,633 | $14.0M | 3.35% | +352,633 | New |
| Nantahala Capital Management, LLC | 310,141 | $12.3M | 1.23% | −18,640−5.7% | Reduced |
| Barclays PLC | 259,760 | $10.3M | 0.01% | +210,249+424.7% | Added |
| Northern Trust Corp | 216,846 | $8.62M | 0.00% | +3,947+1.9% | Added |
| American Century Companies Inc | 214,597 | $8.53M | 0.01% | +523+0.2% | Added |
| Goldman Sachs Group Inc | 205,099 | $8.15M | 0.00% | +105,040+105.0% | Added |
| Bank of America Corp | 193,449 | $7.69M | 0.00% | +138,799+254.0% | Added |
| Charles Schwab Investment Management Inc | 181,578 | $7.22M | 0.00% | +4,625+2.6% | Added |
| UBS Group AG | 181,385 | $7.21M | 0.00% | +174,798+2,653.7% | Added |
| Dimensional Fund Advisors LP | 170,852 | $6.79M | 0.00% | −425−0.2% | Reduced |
| Citigroup Inc | 169,391 | $6.73M | 0.01% | +71,282+72.7% | Added |
| WCM Investment Management, LLC | 154,664 | $6.35M | 0.02% | +57,122+58.6% | Added |
| Schonfeld Strategic Advisors LLC | 95,338 | $3.79M | 0.03% | +17,538+22.5% | Added |
| Russell Investments Group, Ltd. | 94,557 | $3.76M | 0.01% | +18,682+24.6% | Added |
| Bank of New York Mellon Corp | 94,504 | $3.76M | 0.00% | −49,905−34.6% | Reduced |
| Point72 Asset Management, L.P. | 81,230 | $3.23M | 0.01% | −68,503−45.8% | Reduced |
| Nuveen Asset Management, LLC | 75,596 | $3.01M | 0.00% | +4,578+6.4% | Added |
| Superstring Capital Management LP | 74,649 | $2.97M | 2.12% | +74,649 | New |
| DAFNA Capital Management LLC | 74,361 | $2.96M | 0.71% | +8,400+12.7% | Added |
| Rafferty Asset Management, LLC | 65,281 | $2.60M | 0.01% | +7,092+12.2% | Added |
| JPMorgan Chase & Co | 62,644 | $2.49M | 0.00% | +9,575+18.0% | Added |
| Marshall Wace, LLP | 49,472 | $1.97M | 0.00% | +49,472 | New |
| Platinum Investment Management Ltd | 48,883 | $1.94M | 0.08% | +48,883 | New |
| Swiss National Bank | 40,900 | $1.63M | 0.00% | −4,700−10.3% | Reduced |
| Norges Bank | 35,700 | $1.42M | 0.00% | −61,700−63.3% | Reduced |
| Qube Research & Technologies Ltd | 34,542 | $1.37M | 0.00% | +25,584+285.6% | Added |
| Voya Investment Management LLC | 33,635 | $1.34M | 0.00% | −38,511−53.4% | Reduced |
| Rhumbline Advisers | 31,657 | $1.26M | 0.00% | −886−2.7% | Reduced |
| Two Sigma Investments, LP | 31,572 | $1.26M | 0.00% | +31,572 | New |
| State of Wisconsin Investment Board | 28,891 | $1.15M | 0.00% | +2,183+8.2% | Added |
| Credit Suisse AG | 26,642 | $1.06M | 0.00% | +1,843+7.4% | Added |
| California State Teachers Retirement System | 22,203 | $882.8K | 0.00% | −1,064−4.6% | Reduced |
| Alliancebernstein L.P. | 21,120 | $839.7K | 0.00% | 00.0% | Unchanged |
| Alps Advisors Inc | 19,612 | $779.8K | 0.01% | −2,281−10.4% | Reduced |
| Jane Street Group, LLC | 19,417 | $772.0K | 0.00% | +8,811+83.1% | Added |
| Legal & General Group Plc | 18,876 | $750.5K | 0.00% | −50−0.3% | Reduced |
| Balyasny Asset Management LLC | 17,715 | $704.3K | 0.00% | −27,274−60.6% | Reduced |
| UBS Asset Management Americas Inc | 17,135 | $681.3K | 0.00% | +6,050+54.6% | Added |
| B. Metzler seel. Sohn & Co. AG | 16,103 | $640.3K | 0.01% | +1,952+13.8% | Added |
| Jefferies Financial Group Inc. | 15,900 | $632.2K | 0.01% | +15,900 | New |
| Susquehanna International Group, LLP | 15,532 | $617.6K | 0.00% | +15,532 | New |
| UBS Oconnor LLC | 14,112 | $561.1K | 0.02% | −46,229−76.6% | Reduced |
| HRT Financial LP | 13,122 | $521.0K | 0.00% | +13,122 | New |
| Putnam Investments LLC | 12,978 | $516.0K | 0.00% | +3,257+33.5% | Added |
| Mirae Asset Global Investments Co., Ltd. | 12,898 | $512.8K | 0.00% | +404+3.2% | Added |
| SG Americas Securities, LLC | 12,252 | $487.0K | 0.01% | −34,931−74.0% | Reduced |
| MetLife Investment Management | 11,885 | $472.5K | 0.00% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 11,441 | $454.9K | 0.00% | −18,433−61.7% | Reduced |
| American International Group, Inc. | 11,188 | $444.8K | 0.00% | −45−0.4% | Reduced |
| Profund Advisors LLC | 10,847 | $431.3K | 0.02% | +826+8.2% | Added |
| Algert Global LLC | 10,635 | $422.8K | 0.02% | 00.0% | Unchanged |
| BIT Capital GmbH | 10,431 | $414.7K | 0.04% | +3,469+49.8% | Added |
| New York State Common Retirement Fund | 10,293 | $409.3K | 0.00% | −44−0.4% | Reduced |
| American Financial Group Inc | 10,105 | $402.0K | 0.15% | 00.0% | Unchanged |
| Chescapmanager LLC | 10,105 | $401.8K | 0.09% | 00.0% | Unchanged |
| EDBI Pte Ltd | 10,105 | $401.8K | 0.40% | 00.0% | Unchanged |
| Invesco Ltd. | 9,980 | $396.8K | 0.00% | −6,571−39.7% | Reduced |
| Janus Henderson Group PLC | 9,817 | $390.5K | 0.00% | −15−0.2% | Reduced |
| Tudor Investment Corp Et Al | 9,443 | $375.5K | 0.01% | +9,443 | New |
| Royal Bank of Canada | 8,927 | $355.0K | 0.00% | +3,804+74.3% | Added |
| Tower Research Capital LLC (TRC) | 8,262 | $328.5K | 0.00% | +7,625+1,197.0% | Added |
| DekaBank Deutsche Girozentrale | 7,550 | $310.0K | 0.00% | 00.0% | Unchanged |
| Cresset Asset Management, LLC | 7,176 | $285.3K | 0.00% | −506−6.6% | Reduced |
| Birchview Capital, LP | 7,000 | $278.3K | 0.22% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 6,802 | $270.0K | 0.02% | −10,359−60.4% | Reduced |
| Handelsbanken Fonder AB | 6,700 | $266.0K | 0.00% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 6,490 | $258.0K | 0.00% | 00.0% | Unchanged |
| Principal Financial Group Inc | 6,489 | $258.0K | 0.00% | −23−0.4% | Reduced |
| Wells Fargo & Company | 5,946 | $236.4K | 0.00% | −9,292−61.0% | Reduced |
| Erste Asset Management GmbH | 5,700 | $234.0K | 0.00% | 00.0% | Unchanged |
| Arizona State Retirement System | 5,805 | $230.8K | 0.00% | +5,805 | New |
| J. Goldman & Co LP | 5,802 | $230.7K | 0.01% | +5,802 | New |
| ProShare Advisors LLC | 5,640 | $224.2K | 0.00% | +5,640 | New |
| Y-Intercept (Hong Kong) Ltd | 5,205 | $207.0K | 0.02% | +5,205 | New |
| China Universal Asset Management Co., Ltd. | 3,460 | $137.6K | 0.03% | +2,702+356.5% | Added |
| Amalgamated Bank | 3,122 | $124.0K | 0.00% | −207−6.2% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 3,077 | $122.3K | 0.00% | −37−1.2% | Reduced |
| Virtus ETF Advisers LLC | 2,743 | $109.1K | 0.07% | +182+7.1% | Added |
| Great West Life Assurance Co | 2,395 | $95.0K | 0.00% | 00.0% | Unchanged |