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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 2022

Institutional positions in Keros Therapeutics, Inc. as of Dec 31, 2022. 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
126
+15 vs. Q3 2022
Shares held
19.7M
+1.69M (+9.4%) vs. Q3 2022
Total value
$948.2M
+$269.1M (+39.6%) vs. Q3 2022
New holders
29
44 more added
Sold out
14
31 more reduced

2 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2022: 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.

Institutional holdersQ4 2022: 126 institutions
Q1 2021: 83 institutionsQ2 2021: 80 institutionsQ3 2021: 89 institutionsQ4 2021: 99 institutionsQ1 2022: 106 institutionsQ2 2022: 104 institutionsQ3 2022: 113 institutionsQ4 2022: 126 institutionsQ1 2023: 129 institutionsQ2 2023: 123 institutionsQ3 2023: 107 institutionsQ4 2023: 121 institutionsQ1 2024: 147 institutionsQ2 2024: 152 institutionsQ3 2024: 164 institutionsQ4 2024: 161 institutionsQ1 2025: 156 institutionsQ2 2025: 139 institutionsQ3 2025: 155 institutionsQ4 2025: 166 institutionsQ1 2026: 151 institutionsQ2 2026: 132 institutions
Value heldQ4 2022: $948.2M
Q1 2021: $887.0MQ2 2021: $599.7MQ3 2021: $545.4MQ4 2021: $944.5MQ1 2022: $893.0MQ2 2022: $479.7MQ3 2022: $680.1MQ4 2022: $948.2MQ1 2023: $937.0MQ2 2023: $901.0MQ3 2023: $730.6MQ4 2023: $1.02BQ1 2024: $2.08BQ2 2024: $1.44BQ3 2024: $2.03BQ4 2024: $582.1MQ1 2025: $428.6MQ2 2025: $479.6MQ3 2025: $558.0MQ4 2025: $408.4MQ1 2026: $205.6MQ2 2026: $198.6M
Institutions holding KROS and their total value by quarter
QuarterHoldersValue
Q2 2026132$198.6M
Q1 2026151$205.6M
Q4 2025166$408.4M
Q3 2025155$558.0M
Q2 2025139$479.6M
Q1 2025156$428.6M
Q4 2024161$582.1M
Q3 2024164$2.03B
Q2 2024152$1.44B
Q1 2024147$2.08B
Q4 2023121$1.02B
Q3 2023107$730.6M
Q2 2023123$901.0M
Q1 2023129$937.0M
Q4 2022126$948.2M
Q3 2022113$680.1M
Q2 2022104$479.7M
Q1 2022106$893.0M
Q4 202199$944.5M
Q3 202189$545.4M
Q2 202180$599.7M
Q1 202183$887.0M

Institutions, Q4 2022

Shares, value and share of portfolio for each institution holding Keros Therapeutics, Inc.; share changes are against Q3 2022.

Institutions holding KROS in Q4 2022
InstitutionSharesValue% of portfolioChange in sharesAction
FMR LLC3,679,089$176.7M0.02%−184,437−4.8%Reduced
OrbiMed Advisors LLC1,679,417$80.6M1.54%00.0%Unchanged
BlackRock Inc.1,638,326$78.7M0.00%+177,136+12.1%Added
Alkeon Capital Management LLC1,392,402$66.9M0.50%+183,580+15.2%Added
Vanguard Group Inc1,045,320$50.2M0.00%+138,746+15.3%Added
State Street Corp968,138$46.5M0.00%+34,626+3.7%Added
Nantahala Capital Management, LLC792,093$38.0M3.44%−53,599−6.3%Reduced
Candriam Luxembourg S.C.A.625,914$30.1M0.20%+264,125+73.0%Added
Price T Rowe Associates Inc621,189$29.8M0.00%+611,459+6,284.3%Added
First Light Asset Management, LLC592,412$28.4M2.64%−5,801−1.0%Reduced
Point72 Asset Management, L.P.520,536$25.0M0.09%+428,696+466.8%Added
Franklin Resources Inc472,751$22.7M0.01%−247−0.1%Reduced
Darwin Global Management, Ltd.428,532$20.6M12.81%+428,532New
Citigroup Inc412,103$19.8M0.03%−64,020−13.4%Reduced
Citadel Advisors LLC405,471$19.5M0.02%−22,636−5.3%Reduced
Geode Capital Management, LLC349,748$16.8M0.00%+33,599+10.6%Added
Clal Insurance Enterprises Holdings Ltd299,000$14.4M0.22%00.0%Unchanged
Opaleye Management Inc.238,000$11.4M3.97%−83,300−25.9%Reduced
Soleus Capital Management, L.P.233,116$11.2M1.61%+87,116+59.7%Added
CHI Advisors LLC215,059$10.3M2.75%+14,830+7.4%Added
Woodline Partners LP196,699$9.45M0.13%−145,794−42.6%Reduced
Millennium Management LLC181,277$8.71M0.01%+181,277New
Northern Trust Corp174,764$8.39M0.00%+11,817+7.3%Added
Sphera Funds Management Ltd.158,757$7.62M2.40%−48,062−23.2%Reduced
Goldman Sachs Group Inc145,822$7.00M0.00%−30,542−17.3%Reduced
Morgan Stanley142,961$6.86M0.00%+81,440+132.4%Added
Charles Schwab Investment Management Inc133,352$6.40M0.00%+11,236+9.2%Added
Parkman Healthcare Partners LLC126,790$6.09M1.62%+26,863+26.9%Added
Cormorant Asset Management, LP100,000$4.80M0.32%00.0%Unchanged
Bank of New York Mellon Corp93,927$4.51M0.00%+19,410+26.0%Added
Renaissance Technologies LLC91,900$4.41M0.01%−5,300−5.5%Reduced
CIBC Asset Management Inc90,146$4.33M0.02%−56,222−38.4%Reduced
WCM Investment Management, LLC83,141$3.99M0.01%+83,141New
Acuta Capital Partners, LLC80,000$3.84M2.36%+80,000New
Voya Investment Management LLC70,184$3.37M0.00%−17,226−19.7%Reduced
Bank of America Corp65,941$3.17M0.00%+12,831+24.2%Added
Rafferty Asset Management, LLC65,816$3.16M0.03%+8,519+14.9%Added
Nuveen Asset Management, LLC65,339$3.14M0.00%+646+1.0%Added
Casdin Capital, LLC65,000$3.12M0.24%+65,000New
Integral Health Asset Management, LLC60,000$2.88M0.65%+60,000New
UBS Group AG49,179$2.36M0.00%−114,060−69.9%Reduced
JPMorgan Chase & Co41,481$1.99M0.00%+23,710+133.4%Added
Russell Investments Group, Ltd.41,207$1.98M0.00%+16,348+65.8%Added
Schonfeld Strategic Advisors LLC40,300$1.94M0.02%+40,300New
Barclays PLC37,935$1.82M0.00%−59,640−61.1%Reduced
Swiss National Bank37,300$1.79M0.00%+3,100+9.1%Added
DAFNA Capital Management LLC33,000$1.58M0.45%−6,000−15.4%Reduced
Rhumbline Advisers26,384$1.27M0.00%+3,027+13.0%Added
J. Goldman & Co LP24,281$1.17M0.08%+15,865+188.5%Added
Kennedy Capital Management, Inc.23,490$1.13M0.03%−16−0.1%Reduced
PDT Partners, LLC22,601$1.09M0.18%−62−0.3%Reduced
HRT Financial LP21,222$1.02M0.01%+21,222New
California State Teachers Retirement System21,106$1.01M0.00%+1,595+8.2%Added
Manufacturers Life Insurance Company, The20,104$965.3K0.00%+13,293+195.2%Added
Bank of Montreal19,400$933.3K0.00%+19,400New
Alps Advisors Inc18,687$897.4K0.01%+4,665+33.3%Added
HighVista Strategies LLC18,616$893.9K0.53%+18,616New
Wellington Management Group LLP17,689$849.4K0.00%−1,080−5.8%Reduced
Meitav Dash Investments Ltd17,475$840.9K0.01%00.0%Unchanged
Credit Suisse AG17,393$835.2K0.00%+7,446+74.9%Added
UBS Asset Management Americas Inc17,135$822.8K0.00%00.0%Unchanged
Alliancebernstein L.P.16,300$782.7K0.00%+1,400+9.4%Added
Allianz Asset Management GmbH16,200$777.9K0.00%−2,000−11.0%Reduced
PFM Health Sciences, LP15,999$768.3K0.03%+15,999New
State of Wisconsin Investment Board15,427$740.8K0.00%+1,037+7.2%Added
SG Americas Securities, LLC14,105$677.0K0.01%+6,079+75.7%Added
New York State Common Retirement Fund13,052$626.8K0.00%+493+3.9%Added
Qube Research & Technologies Ltd12,980$623.3K0.00%−9,036−41.0%Reduced
ExodusPoint Capital Management, LP11,823$568.0K0.01%+11,823New
Deutsche Bank AG11,450$549.8K0.00%+3,406+42.3%Added
B. Metzler seel. Sohn & Co. AG11,426$548.7K0.01%+11,426New
Prudential Financial Inc11,372$546.1K0.00%+135+1.2%Added
EDBI Pte Ltd10,105$485.2K0.62%00.0%Unchanged
American Financial Group Inc10,105$485.0K0.16%00.0%Unchanged
Chescapmanager LLC10,105$485.0K0.15%00.0%Unchanged
MetLife Investment Management10,097$484.9K0.00%+1,642+19.4%Added
TD Asset Management Inc10,000$480.2K0.00%+10,000New
American International Group, Inc.9,102$437.1K0.00%+560+6.6%Added
Brookfield Asset Management Inc.9,014$432.9K0.00%+9,014New
Walleye Capital LLC8,803$422.7K0.01%−8,655−49.6%Reduced
Dynamic Technology Lab Private Ltd8,760$420.0K0.04%+8,760New
Putnam Investments LLC8,448$405.7K0.00%+8,448New
Gsa Capital Partners LLP8,173$392.0K0.05%+8,173New
Virtus Investment Advisers, Inc.8,113$389.6K0.26%00.0%Unchanged
Legal & General Group Plc8,083$388.1K0.00%+442+5.8%Added
Susquehanna International Group, LLP8,007$384.5K0.00%−28,015−77.8%Reduced
Invesco Ltd.7,827$375.9K0.00%−229−2.8%Reduced
DekaBank Deutsche Girozentrale7,550$362.0K0.00%00.0%Unchanged
Handelsbanken Fonder AB7,300$351.0K0.00%+7,300New
Birchview Capital, LP7,000$336.0K0.24%+7,000New
Marshall Wace, LLP6,400$307.3K0.00%+6,400New
State Board of Administration of Florida Retirement System6,370$305.9K0.00%−1,840−22.4%Reduced
Principal Financial Group Inc6,277$301.4K0.00%+6,277New
Erste Asset Management GmbH5,700$273.7K0.01%00.0%Unchanged
STRS Ohio5,300$254.0K0.00%00.0%Unchanged
ProShare Advisors LLC4,753$228.2K0.00%+4,753New
SVB Financial Group4,653$223.4K0.61%+4,653New
Teacher Retirement System of Texas4,619$222.0K0.00%+4,619New
Cubist Systematic Strategies, LLC4,462$214.3K0.00%+4,167+1,412.5%Added
Arizona State Retirement System4,360$209.4K0.00%+4,360New