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 2021
Institutional positions in Keros Therapeutics, Inc. as of Dec 31, 2021. 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
- 99
- +11 vs. Q3 2021
- Shares held
- 16.2M
- +2.36M (+17.1%) vs. Q3 2021
- Total value
- $944.5M
- +$399.2M (+73.2%) vs. Q3 2021
- New holders
- 26
- 30 more added
- Sold out
- 15
- 24 more reduced
1 institution that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2021: 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 2021
Shares, value and share of portfolio for each institution holding Keros Therapeutics, Inc.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 3,504,798 | $205.1M | 0.02% | +4,119+0.1% | Added |
| OrbiMed Advisors LLC | 1,679,417 | $98.3M | 1.28% | 00.0% | Unchanged |
| Deep Track Capital, LP | 1,300,000 | $76.1M | 5.62% | +1,300,000 | New |
| BlackRock Inc. | 1,286,526 | $75.3M | 0.00% | +52,368+4.2% | Added |
| Alkeon Capital Management LLC | 926,433 | $54.2M | 0.19% | +225,000+32.1% | Added |
| Nantahala Capital Management, LLC | 796,698 | $46.6M | 2.90% | +36,315+4.8% | Added |
| Vanguard Group Inc | 733,720 | $42.9M | 0.00% | +23,959+3.4% | Added |
| State Street Corp | 654,992 | $38.3M | 0.00% | −22,276−3.3% | Reduced |
| First Light Asset Management, LLC | 552,098 | $32.3M | 2.31% | +378,888+218.7% | Added |
| Franklin Resources Inc | 394,688 | $23.1M | 0.01% | +280.0% | Added |
| Octagon Capital Advisors LP | 340,214 | $19.9M | 3.87% | +340,214 | New |
| Clal Insurance Enterprises Holdings Ltd | 320,000 | $18.7M | 0.20% | +8,865+2.8% | Added |
| Fairmount Funds Management LLC | 292,833 | $17.1M | 5.65% | +143,500+96.1% | Added |
| Citadel Advisors LLC | 277,102 | $16.2M | 0.02% | +2,777+1.0% | Added |
| Opaleye Management Inc. | 265,750 | $15.5M | 3.30% | −86,750−24.6% | Reduced |
| Geode Capital Management, LLC | 255,747 | $15.0M | 0.00% | +42,941+20.2% | Added |
| Candriam Luxembourg S.C.A. | 240,946 | $14.1M | 0.09% | 00.0% | Unchanged |
| UBS Group AG | 155,615 | $9.11M | 0.00% | +25,833+19.9% | Added |
| Northern Trust Corp | 154,172 | $9.02M | 0.00% | +4,552+3.0% | Added |
| Cormorant Asset Management, LP | 150,000 | $8.78M | 0.52% | +150,000 | New |
| Meitav Dash Investments Ltd | 137,636 | $8.00M | 0.13% | 00.0% | Unchanged |
| Sphera Funds Management Ltd. | 119,681 | $7.00M | 0.83% | +119,681 | New |
| Goldman Sachs Group Inc | 119,298 | $6.98M | 0.00% | +67,389+129.8% | Added |
| Altium Capital Management LP | 116,000 | $6.79M | 1.91% | −10,000−7.9% | Reduced |
| Darwin Global Management, Ltd. | 111,500 | $6.52M | 1.00% | +111,500 | New |
| Charles Schwab Investment Management Inc | 98,336 | $5.75M | 0.00% | −208−0.2% | Reduced |
| Kranot Hishtalmut Le Morim Ve Gananot Havera Menahelet LTD | 95,644 | $5.60M | 0.37% | 00.0% | Unchanged |
| Woodline Partners LP | 76,212 | $4.46M | 0.07% | −111,623−59.4% | Reduced |
| Parkman Healthcare Partners LLC | 69,861 | $4.09M | 0.92% | +69,861 | New |
| Point72 Asset Management, L.P. | 63,028 | $3.69M | 0.02% | −85,572−57.6% | Reduced |
| Millennium Management LLC | 52,744 | $3.09M | 0.00% | −129,132−71.0% | Reduced |
| Nuveen Asset Management, LLC | 63,477 | $2.97M | 0.00% | −4,625−6.8% | Reduced |
| Allianz Asset Management GmbH | 47,847 | $2.79M | 0.00% | +47,847 | New |
| Kennedy Capital Management, Inc. | 46,705 | $2.73M | 0.06% | +2,918+6.7% | Added |
| Bank of New York Mellon Corp | 46,300 | $2.71M | 0.00% | +3,345+7.8% | Added |
| Altshuler Shaham Ltd | 45,363 | $2.64M | 0.06% | 00.0% | Unchanged |
| Rafferty Asset Management, LLC | 36,805 | $2.15M | 0.01% | +12,459+51.2% | Added |
| Integral Health Asset Management, LLC | 35,000 | $2.05M | 0.57% | +35,000 | New |
| JPMorgan Chase & Co | 33,199 | $1.94M | 0.00% | +22,697+216.1% | Added |
| Citigroup Inc | 32,120 | $1.88M | 0.00% | +13,518+72.7% | Added |
| Bank of America Corp | 31,363 | $1.83M | 0.00% | +1,216+4.0% | Added |
| Swiss National Bank | 28,100 | $1.64M | 0.00% | 00.0% | Unchanged |
| Alps Advisors Inc | 27,071 | $1.58M | 0.02% | −1,528−5.3% | Reduced |
| California State Teachers Retirement System | 19,317 | $1.13M | 0.00% | +422+2.2% | Added |
| Wellington Management Group LLP | 18,757 | $1.10M | 0.00% | +18,757 | New |
| State of Wisconsin Investment Board | 17,900 | $1.05M | 0.00% | 00.0% | Unchanged |
| CHI Advisors LLC | 17,518 | $1.02M | 0.34% | +4,891+38.7% | Added |
| Susquehanna International Group, LLP | 17,333 | $1.01M | 0.00% | +4,380+33.8% | Added |
| Schonfeld Strategic Advisors LLC | 16,044 | $939.0K | 0.01% | +16,044 | New |
| Rhumbline Advisers | 13,902 | $813.0K | 0.00% | −283−2.0% | Reduced |
| Alliancebernstein L.P. | 12,200 | $714.0K | 0.00% | −2,900−19.2% | Reduced |
| Deutsche Bank AG | 11,146 | $652.0K | 0.00% | +369+3.4% | Added |
| New York State Common Retirement Fund | 11,027 | $645.0K | 0.00% | −31−0.3% | Reduced |
| American Financial Group Inc | 10,105 | $591.0K | 0.16% | 00.0% | Unchanged |
| Chescapmanager LLC | 10,105 | $591.0K | 0.09% | 00.0% | Unchanged |
| EDBI Pte Ltd | 10,105 | $591.0K | 0.32% | +10,105 | New |
| American International Group, Inc. | 8,293 | $485.0K | 0.00% | −248−2.9% | Reduced |
| Manufacturers Life Insurance Company, The | 8,209 | $480.0K | 0.00% | −299−3.5% | Reduced |
| UBS Asset Management Americas Inc | 8,010 | $468.7K | 0.00% | +8,010 | New |
| Credit Suisse AG | 7,819 | $458.0K | 0.00% | −560−6.7% | Reduced |
| Handelsbanken Fonder AB | 7,400 | $433.0K | 0.00% | +7,400 | New |
| Morgan Stanley | 7,141 | $417.0K | 0.00% | −73,071−91.1% | Reduced |
| Invesco Ltd. | 6,937 | $406.0K | 0.00% | −690−9.0% | Reduced |
| Wells Fargo & Company | 6,834 | $400.0K | 0.00% | +6,831+227,700.0% | Added |
| ProShare Advisors LLC | 6,702 | $392.0K | 0.00% | −284−4.1% | Reduced |
| Price T Rowe Associates Inc | 6,567 | $384.0K | 0.00% | +6,567 | New |
| DekaBank Deutsche Girozentrale | 6,850 | $382.0K | 0.00% | +200+3.0% | Added |
| State Board of Administration of Florida Retirement System | 6,410 | $375.0K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 6,150 | $360.0K | 0.00% | +6+0.1% | Added |
| Voya Investment Management LLC | 6,131 | $359.0K | 0.00% | +25+0.4% | Added |
| Marshall Wace, LLP | 5,727 | $335.0K | 0.00% | −43,909−88.5% | Reduced |
| MetLife Investment Management | 5,456 | $319.2K | 0.00% | 00.0% | Unchanged |
| Erste Asset Management GmbH | 5,700 | $317.9K | 0.01% | 00.0% | Unchanged |
| Metropolitan Life Insurance Co | 4,082 | $238.8K | 0.00% | 00.0% | Unchanged |
| Jasper Ridge Partners, L.P. | 4,042 | $236.0K | 0.01% | −41,431−91.1% | Reduced |
| Hyperion Capital Advisors LP | 4,042 | $236.0K | 0.05% | +4,042 | New |
| Parametric Portfolio Associates LLC | 3,981 | $233.0K | 0.00% | +3,981 | New |
| Royal Bank of Canada | 3,676 | $215.0K | 0.00% | +2,243+156.5% | Added |
| Arizona State Retirement System | 3,455 | $202.0K | 0.00% | +3,455 | New |
| Virtus ETF Advisers LLC | 3,416 | $200.0K | 0.08% | −600−14.9% | Reduced |
| SG Americas Securities, LLC | 2,701 | $158.0K | 0.00% | −4,582−62.9% | Reduced |
| Ensign Peak Advisors, Inc | 2,380 | $139.0K | 0.00% | +2,380 | New |
| Tower Research Capital LLC (TRC) | 1,677 | $98.0K | 0.00% | +1,193+246.5% | Added |
| Macquarie Group Ltd | 1,622 | $95.0K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 1,092 | $64.0K | 0.00% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 784 | $46.0K | 0.00% | −42−5.1% | Reduced |
| Nisa Investment Advisors, LLC | 860 | $40.0K | 0.00% | +860 | New |
| Great West Life Assurance Co | 499 | $29.0K | 0.00% | 00.0% | Unchanged |
| High Net Worth Advisory Group LLC | 500 | $29.0K | 0.01% | +500 | New |
| Tortoise Investment Management, LLC | 312 | $18.0K | 0.00% | 00.0% | Unchanged |
| Zullo Investment Group, Inc. | 300 | $18.0K | 0.01% | +300 | New |
| Leonteq Securities AG | 270 | $15.8K | 0.00% | +270 | New |
| Cubist Systematic Strategies, LLC | 214 | $13.0K | 0.00% | −4,758−95.7% | Reduced |
| Point72 Hong Kong Ltd | 198 | $12.0K | 0.00% | +198 | New |
| Quantbot Technologies LP | 200 | $11.0K | 0.00% | +200 | New |
| Daiwa Securities Group Inc. | 80 | $5.00K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 41 | $2.00K | 0.00% | 00.0% | Unchanged |
| National Bank of Canada | 30 | $2.00K | 0.00% | +30 | New |
| CWM, LLC | 8 | $0 | 0.00% | +8 | New |
| Avidity Partners Management LP | 0 | $0 | 0.00% | −145,100−100.0% | Sold out |