What does CUSIP 492327101 represent in this 13F holders report?

CUSIP 492327101 is the security identifier for KROS - Keros Therapeutics, Inc. - Common Stock used to aggregate holder disclosures.

How many institutions held KROS - Keros Therapeutics, Inc. - Common Stock in Q4 2020?

81 institutional investors reported KROS - Keros Therapeutics, Inc. - Common Stock for Q4 2020. Use the holders table for investor-level position and value details.

Keros Therapeutics, Inc. - Common Stock (KROS)

CUSIP: 492327101

Q4 2020 13F Holders as of 31 Dec 2020

Type / Class: Equity / Common Stock
Shares outstanding: 19,711,307
Total 13F shares: 16,029,747
Share change: +4,248,980
Total reported value: $1,129,296,879
Price per share: $70.54
Number of holders: 81
Value change: +$301,336,670
Number of buys: 69
Number of sells: 10

Quarterly Holders Quick Answers

What is CUSIP 492327101?
CUSIP 492327101 identifies KROS - Keros Therapeutics, Inc. - Common Stock in SEC institutional holdings data.

Need full ownership history?
Open the full security ownership history page.

Next holder-history checks

These links keep the next click tied to holder verification, nearby quarters, or outside-13F ownership context.

Back to full security ownership history for the broader multi-quarter picture.
Latest 13F filings for newly reported positions across managers.
Latest Schedule 13D/13G reports for ownership changes outside the 13F cadence.
SEC investors directory for manager drilldown.

Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q1 2021
Previous quarter: Q3 2020

Recent filing periods for CUSIP 492327101:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of KROS - Keros Therapeutics, Inc. - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
RA CAPITAL MANAGEMENT, L.P.	13F	Company	9.5%	1,875,000	$72,319,000	—	30 Sep 2020	13F
FMR LLC	13F	Company	9.1%	1,788,545	$68,984,000	—	30 Sep 2020	13F
ORBIMED ADVISORS LLC	13F	Company	8.5%	1,679,417	$64,775,000	—	30 Sep 2020	13F
Logos Global Management LP	13F	Company	8.1%	1,600,000	$61,712,000	—	30 Sep 2020	13F
Foresite Capital Management IV, LLC	13F	Company	7.2%	1,412,705	$54,488,000	—	30 Sep 2020	13F
VR Adviser, LLC	13F	Company	3.4%	672,306	$25,931,000	—	30 Sep 2020	13F
BlackRock Finance, Inc.	13F	Company	3.3%	654,642	$25,249,000	—	30 Sep 2020	13F
CHI Advisors LLC	13F	Company	2.9%	569,458	$21,964,000	—	30 Sep 2020	13F
VANGUARD GROUP INC	13F	Company	1.5%	298,931	$11,529,000	—	30 Sep 2020	13F
Nantahala Capital Management, LLC	13F	Company	1.4%	276,827	$10,677,000	—	30 Sep 2020	13F
Invesco Ltd.	13F	Company	0.95%	188,082	$7,254,000	—	30 Sep 2020	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.56%	110,028	$4,243,000	—	30 Sep 2020	13F
STATE STREET CORP	13F	Company	0.5%	99,226	$3,827,000	—	30 Sep 2020	13F
Fosun International Ltd	13F	Company	0.42%	83,545	$3,222,000	—	30 Sep 2020	13F
NORTHERN TRUST CORP	13F	Company	0.42%	83,346	$3,215,000	—	30 Sep 2020	13F
Point72 Asset Management, L.P.	13F	Company	0.41%	80,800	$3,116,000	—	30 Sep 2020	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.22%	43,849	$1,692,000	—	30 Sep 2020	13F
ALKEON CAPITAL MANAGEMENT LLC	13F	Company	0.15%	30,000	$1,157,000	—	30 Sep 2020	13F
Nuveen Asset Management, LLC	13F	Company	0.14%	27,084	$1,045,000	—	30 Sep 2020	13F
Altshuler Shaham Ltd	13F	Company	0.13%	25,546	$985,000	—	30 Sep 2020	13F
TELEMUS CAPITAL, LLC	13F	Company	0.08%	15,000	$775,000	—	30 Sep 2020	13F
Bank of New York Mellon Corp	13F	Company	0.09%	18,104	$699,000	—	30 Sep 2020	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.09%	17,718	$683,000	—	30 Sep 2020	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.09%	17,700	$683,000	—	30 Sep 2020	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	0.08%	16,019	$618,000	—	30 Sep 2020	13F
WELLS FARGO & COMPANY/MN	13F	Company	0.06%	12,522	$483,000	—	30 Sep 2020	13F
STATE OF WISCONSIN INVESTMENT BOARD	13F	Company	0.06%	11,200	$432,000	—	30 Sep 2020	13F
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	13F	Company	0.05%	10,503	$405,000	—	30 Sep 2020	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.04%	8,739	$337,000	—	30 Sep 2020	13F
RHUMBLINE ADVISERS	13F	Company	0.04%	7,023	$271,000	—	30 Sep 2020	13F
ALLIANCEBERNSTEIN L.P.	13F	Company	0.04%	7,000	$270,000	—	30 Sep 2020	13F
NEW YORK STATE COMMON RETIREMENT FUND	13F	Company	0.03%	6,400	$247,000	—	30 Sep 2020	13F
Tower Research Capital LLC (TRC)	13F	Company	0.03%	6,399	$247,000	—	30 Sep 2020	13F
AMERICAN INTERNATIONAL GROUP, INC.	13F	Company	0.02%	4,165	$161,000	—	30 Sep 2020	13F
DEUTSCHE BANK AG\	13F	Company	0.02%	3,852	$149,000	—	30 Sep 2020	13F
MetLife Investment Management, LLC	13F	Company	0.02%	3,810	$146,952	—	30 Sep 2020	13F
JPMORGAN CHASE & CO	13F	Company	0.01%	2,597	$102,000	—	30 Sep 2020	13F
METROPOLITAN LIFE INSURANCE CO/NY	13F	Company	0.01%	2,631	$101,478	—	30 Sep 2020	13F
PIPER SANDLER & CO.	13F	Company	0.01%	2,000	$77,000	—	30 Sep 2020	13F
STRS OHIO	13F	Company	0.01%	1,800	$69,000	—	30 Sep 2020	13F
NISA INVESTMENT ADVISORS, LLC	13F	Company	0.01%	1,515	$58,000	—	30 Sep 2020	13F
BANK OF AMERICA CORP /DE/	13F	Company	0%	978	$38,000	—	30 Sep 2020	13F
Cubist Systematic Strategies, LLC	13F	Company	0%	907	$35,000	—	30 Sep 2020	13F
Legal & General Group Plc	13F	Company	0%	838	$32,000	—	30 Sep 2020	13F
MORGAN STANLEY	13F	Company	0%	627	$24,000	—	30 Sep 2020	13F
Ameritas Investment Partners, Inc.	13F	Company	0%	615	$24,000	—	30 Sep 2020	13F
CITIGROUP INC	13F	Company	0%	335	$13,000	—	30 Sep 2020	13F
BANK OF MONTREAL /CAN/	13F	Company	0%	322	$12,000	—	30 Sep 2020	13F
ROYAL BANK OF CANADA	13F	Company	0%	101	$4,000	—	30 Sep 2020	13F

Institutional Holders of Keros Therapeutics, Inc. - Common Stock (KROS) as of Q4 2020

As of 31 Dec 2020, Keros Therapeutics, Inc. - Common Stock (KROS) was held by 81 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 16,029,747 shares. The largest 10 holders included FMR LLC, RA CAPITAL MANAGEMENT, L.P., ORBIMED ADVISORS LLC, Foresite Capital Management IV, LLC, BlackRock Inc., VR Adviser, LLC, VANGUARD GROUP INC, Consonance Capital Management LP, Nantahala Capital Management, LLC, and ALKEON CAPITAL MANAGEMENT LLC. This page lists 81 institutional shareholders reporting positions in this security for the Q4 2020 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q4 2020 vs Q3 2020 Across Filers

Q3 2020 holders

Q4 2020 holders

Holder diff

Investor	Q3 2020 Shares	Q4 2020 Shares	Share Diff	Share Chg %	Q3 2020 Value $	Q4 2020 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.