Skip to main content

ADAR1 Capital Management, LLC

Position in KROS — Keros Therapeutics, Inc.

CIK 1940272 AUSTIN, TX

Position in KROS

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$2,640,952
+$1,566,562 QoQ
Shares Held
246,818
+153.6% QoQ
Ownership
1.24%
of shares outstanding
% of Portfolio
0.13%
of 13F equity value
Holder Rank
#20
of 131 holders
Holding Since
Dec 2023
11 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in KROS Over Time

Shares Held

Position Value (USD)

Derivatives in KROS

reported options exposure · as of Sep 30, 2024
CallValue
$17,421
CallShares
300
PutValue
$0
PutShares
0

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Biotechnology

Healthcare · as of Jun 30, 2026

ADAR1 Capital Management, LLC holds $1,760,528,411 across 192 Biotechnology names. KROS ranks #101 (0.2% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in KROS

Export CSV
18 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $2,640,952 246,818
2026-03-31 $1,074,390 97,318
2025-12-31 $383,806 18,851
2025-10-15 $0 0
2025-09-30 $85,258,156 5,389,264
2025-08-21 $81,755,134 5,389,264
2025-06-30 $71,946,674 5,389,264
2025-05-12 $74,071,845 5,390,964
2025-05-08 $75,581,315 5,390,964
2025-04-24 $77,737,700 5,390,964
2025-04-04 $53,801,820 5,390,964
2025-03-31 $15,147,037 1,486,461
2024-12-31 $367,984 23,246
2024-09-30 $17,421 300
2024-09-30 $25,845,098 445,068
2024-06-30 $25,085,461 548,916
2024-03-31 $22,391,686 338,243
2023-12-31 $27,367,444 688,316