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.

Q1 2024 vs. Q4 2023

How the institutions holding Keros Therapeutics, Inc. changed between Q4 2023 and Q1 2024.

All holders in Q1 2024 All holders in Q4 2023

13F holders of KROS: Q4 2023 compared with Q1 2024
Measure	Q4 2023	Of which not filed for Q1 2024	Q1 2024	Change
Holders	121	1	147	+27
Shares	25.7M	13.0K	31.4M	+5.66M (+22.0%)
Value	$1.02B	$516.0K	$2.08B	+$1.05B (+103.0%)

1 institution that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so the changes leave them out.

New holders (37)

Institutions that held Keros Therapeutics, Inc. at the end of Q1 2024 but not at the end of Q4 2023.

Institutions new to KROS in Q1 2024
Institution	Shares	Value	% of portfolio
TCG Crossover Management, LLC	879,344	$58.2M	4.60%
Holocene Advisors, LP	637,983	$42.2M	0.16%
Redmile Group, LLC	552,506	$36.6M	1.34%
Soleus Capital Management, L.P.	273,600	$18.1M	1.59%
Avidity Partners Management LP	209,700	$13.9M	0.49%
CIBC World Markets Corp	200,000	$13.2M	0.09%
Adage Capital Partners GP, L.L.C.	190,000	$12.6M	0.02%
EcoR1 Capital, LLC	187,500	$12.4M	0.32%
Granahan Investment Management Inc	149,013	$9.86M	0.35%
Readystate Asset Management LP	94,373	$6.25M	0.22%
Ensign Peak Advisors, Inc	71,740	$4.75M	0.01%
Fred Alger Management, LLC	65,880	$4.36M	0.02%
Hudson Bay Capital Management LP	65,438	$4.33M	0.04%
HSBC Holdings PLC	46,419	$3.07M	0.00%
Integral Health Asset Management, LLC	40,000	$2.65M	0.26%
HighVista Strategies LLC	39,208	$2.60M	0.93%
Engineers Gate Manager LP	32,459	$2.15M	0.06%
D. E. Shaw & Co., Inc.	18,874	$1.25M	0.00%
Two Sigma Advisers, LP	14,300	$946.7K	0.00%
NEOS Investment Management LLC	14,264	$944.3K	0.06%
Allianz Asset Management GmbH	8,900	$589.2K	0.00%
FORA Capital, LLC	8,480	$561.4K	0.05%
First Trust Advisors LP	8,248	$546.0K	0.00%
Lighthouse Investment Partners, LLC	7,593	$502.7K	0.03%
Perpetual Ltd	6,689	$442.8K	0.00%
E Fund Management Co., Ltd.	5,648	$373.9K	0.02%
Teacher Retirement System of Texas	5,626	$372.0K	0.00%
Bayesian Capital Management, LP	4,029	$266.7K	0.03%
Envestnet Asset Management Inc	3,798	$251.4K	0.00%
LMR Partners LLP	3,671	$243.0K	0.01%
Pictet Asset Management Holding SA	3,527	$233.5K	0.00%
Victory Capital Management Inc	3,513	$232.6K	0.00%
KBC Group NV	766	$51.0K	0.00%
Pacer Advisors, Inc.	560	$37.1K	0.00%
Rothschild Investment LLC	5	$331	0.00%
Riggs Asset Managment Co. Inc.	5	$331	0.00%
Nelson, Van Denburg & Campbell Wealth Management Group, LLC	4	$264	0.00%

Sold out (10)

Institutions that held Keros Therapeutics, Inc. at the end of Q4 2023 and filed for Q1 2024 without it.

Institutions that sold out of KROS in Q1 2024
Institution	Shares, Q4 2023	Value, Q4 2023
Norges Bank	35,700	$1.42M
HRT Financial LP	13,122	$521.0K
SG Americas Securities, LLC	12,252	$487.0K
Chescapmanager LLC	10,105	$401.8K
J. Goldman & Co LP	5,802	$230.7K
Y-Intercept (Hong Kong) Ltd	5,205	$207.0K
Simplex Trading, LLC	969	$38.0K
Cubist Systematic Strategies, LLC	411	$16.3K
BFSG, LLC	200	$7.95K
EntryPoint Capital, LLC	23	$914

Not filed for Q1 2024 yet (1)

Institutions that held Keros Therapeutics, Inc. at the end of Q4 2023 and haven't filed a 13F for Q1 2024. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding KROS in Q4 2023 that haven't filed for Q1 2024
Institution	Shares, Q4 2023	Value, Q4 2023
Putnam Investments LLC	12,978	$516.0K