Keros Therapeutics, Inc.

KROS

Exchange: Nasdaq
Industry: Pharmaceutical Preparations
SEC CIK: 0001664710

SEC filings (opens in a new tab)

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.

Q4 2022 vs. Q3 2022

How the institutions holding Keros Therapeutics, Inc. changed between Q3 2022 and Q4 2022.

All holders in Q4 2022 All holders in Q3 2022

13F holders of KROS: Q3 2022 compared with Q4 2022
Measure	Q3 2022	Of which not filed for Q4 2022	Q4 2022	Change
Holders	113	2	126	+15
Shares	18.1M	29.3K	19.7M	+1.69M (+9.4%)
Value	$680.1M	$1.10M	$948.2M	+$269.1M (+39.6%)

2 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so the changes leave them out.

New holders (29)

Institutions that held Keros Therapeutics, Inc. at the end of Q4 2022 but not at the end of Q3 2022.

Institutions new to KROS in Q4 2022
Institution	Shares	Value	% of portfolio
Darwin Global Management, Ltd.	428,532	$20.6M	12.81%
Millennium Management LLC	181,277	$8.71M	0.01%
WCM Investment Management, LLC	83,141	$3.99M	0.01%
Acuta Capital Partners, LLC	80,000	$3.84M	2.36%
Casdin Capital, LLC	65,000	$3.12M	0.24%
Integral Health Asset Management, LLC	60,000	$2.88M	0.65%
Schonfeld Strategic Advisors LLC	40,300	$1.94M	0.02%
HRT Financial LP	21,222	$1.02M	0.01%
Bank of Montreal	19,400	$933.3K	0.00%
HighVista Strategies LLC	18,616	$893.9K	0.53%
PFM Health Sciences, LP	15,999	$768.3K	0.03%
ExodusPoint Capital Management, LP	11,823	$568.0K	0.01%
B. Metzler seel. Sohn & Co. AG	11,426	$548.7K	0.01%
TD Asset Management Inc	10,000	$480.2K	0.00%
Brookfield Asset Management Inc.	9,014	$432.9K	0.00%
Dynamic Technology Lab Private Ltd	8,760	$420.0K	0.04%
Putnam Investments LLC	8,448	$405.7K	0.00%
Gsa Capital Partners LLP	8,173	$392.0K	0.05%
Handelsbanken Fonder AB	7,300	$351.0K	0.00%
Birchview Capital, LP	7,000	$336.0K	0.24%
Marshall Wace, LLP	6,400	$307.3K	0.00%
Principal Financial Group Inc	6,277	$301.4K	0.00%
ProShare Advisors LLC	4,753	$228.2K	0.00%
SVB Financial Group	4,653	$223.4K	0.61%
Teacher Retirement System of Texas	4,619	$222.0K	0.00%
Arizona State Retirement System	4,360	$209.4K	0.00%
BIT Capital GmbH	1,330	$63.9K	0.01%
Virtus Fund Advisers, LLC	535	$25.7K	0.18%
Aquatic Capital Management LLC	200	$9.00K	0.00%

Sold out (14)

Institutions that held Keros Therapeutics, Inc. at the end of Q3 2022 and filed for Q4 2022 without it.

Institutions that sold out of KROS in Q4 2022
Institution	Shares, Q3 2022	Value, Q3 2022
Fairmount Funds Management LLC	272,498	$10.3M
Deep Track Capital, LP	248,500	$9.35M
Altium Capital Management LP	88,000	$3.31M
UBS Oconnor LLC	33,321	$1.25M
BNP Paribas Arbitrage, SA	22,427	$843.7K
Caption Management, LLC	20,000	$753.0K
Squarepoint Ops LLC	19,919	$749.0K
Tudor Investment Corp Et Al	12,829	$483.0K
Connor, Clark & Lunn Investment Management Ltd.	9,620	$362.0K
Jump Financial, LLC	8,344	$314.0K
Ensign Peak Advisors, Inc	2,380	$90.0K
Macquarie Group Ltd	1,372	$61.0K
Almanack Investment Partners, LLC.	884	$32.0K
Parallel Advisors, LLC	4	$0

Not filed for Q4 2022 yet (2)

Institutions that held Keros Therapeutics, Inc. at the end of Q3 2022 and haven't filed a 13F for Q4 2022. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding KROS in Q3 2022 that haven't filed for Q4 2022
Institution	Shares, Q3 2022	Value, Q3 2022
Jefferies Group LLC	29,319	$1.10M
Wipfli Financial Advisors LLC,	21	$1.00K