Keros Therapeutics, Inc. - Common Stock (KROS)

CUSIP: 492327101

Q2 2026 13F Holders as of 30 Jun 2026

Security type / class
Equity / Common Stock
Total 13F shares
18,552,548
Total 13F value
$198,558,701
Holder snapshot 6 signals
Share change
-79,491
SEC-reported price per share
$10.70
Number of holders
131
Value change
-$984,026
Number of buys
58
Number of sells
81
Security identity Names, identifiers, and filing context for this profile. 1 source field
Shares outstanding
19,932,637

Security key

492327101

Report period

Q2 2026

Institutions

131

Top holders

10

KROS full security history Ownership snapshot Full 13F holder table Newer quarter: Q3 2026 Keros Therapeutics, Inc. SEC filings Keros Therapeutics, Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Ownership snapshot

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

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
BlackRock, Inc.
Disclosed value leader
BlackRock, Inc.
Comparable rows
8/15
Latest evidence
02 Apr 2026
13F 13D/G 3/4/5 Lead comparable stake: 8.4% 7 rows are not safely comparable across share classes. 13D/G row: BlackRock, Inc. Showing 1-6 of 15 holder rows.

Quick read

BlackRock, Inc. leads the comparable SEC ownership view at 8.4%.

8 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens BlackRock, Inc.'s linked filing trail.
Comparable ownership Top 5
BlackRock, Inc. 8.4%
Nantahala Capital Management, LLC 6.9%
D. E. SHAW & CO, L.P. 3.9%
Madison Avenue Partners, LP 2.7%
ALKEON CAPITAL MANAGEMENT LLC 2.7%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
BlackRock, Inc.
13F 13D/G
Company
13F 13D/G
8.4%
Reported 13D/G · 30 Jun 2026
$26,626,189
2,411,793 shares
 — 31 Mar 2026
Nantahala Capital Management, LLC
13D/G 13F
Company
13D/G 13F
6.9%
Reported 13D/G · 31 Mar 2026
$17,073,258
1,360,419 shares
 $0 31 Mar 2026
D. E. SHAW & CO, L.P.
13D/G
13D/G
3.9%
Reported 13D/G · 31 Dec 2025
$14,745,042
756,156 shares
 -$15,400,944 31 Dec 2025
Madison Avenue Partners, LP
13D/G 13F
Madison Avenue International LP · Company
13D/G 13F
2.7%
Reported 13D/G · 31 Dec 2025
$16,062,286
823,707 shares
 -$34,918,552 31 Dec 2025
ALKEON CAPITAL MANAGEMENT LLC
13D/G
13D/G
2.7%
Reported 13D/G · 31 Dec 2024
$15,645,210
1,101,000 shares
 $0 31 Dec 2024
FMR LLC
13D/G 13F
Company
13D/G 13F
1.7%
Reported 13D/G · 31 Jan 2025
$10,010,547
704,472 shares
 $0 31 Jan 2025
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q2 2026

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions
131
Shares
18,552,548
Rows available
131
Investor Option Weight % Change % SEC-reported value * Price Shares Share Change Activity Report Period

* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q2 2026 vs Q1 2026 Across Filers

Q1 2026 holders
148
Q2 2026 holders
131
Holder diff
-17
Investor Q1 2026 Shares Q2 2026 Shares Share Diff Share Chg % Q1 2026 value Q2 2026 value Value change Value Chg %

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

Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
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