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MILLENNIUM MANAGEMENT LLC

Position in KROS — Keros Therapeutics, Inc.

CIK 1273087 NEW YORK, NY

Position in KROS

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$1,977,595
+$797,883 QoQ
Shares Held
184,822
+73.0% QoQ
Ownership
0.932%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#23
of 132 holders
Holding Since
Sep 2020
22 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 Mar 31, 2025
CallValue
$917,100
CallShares
90,000
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

MILLENNIUM MANAGEMENT LLC holds $4,596,585,112 across 322 Biotechnology names. KROS ranks #211 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in KROS

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24 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,977,595 184,822
2026-03-31 $1,179,712 106,858
2025-12-31 $4,483,455 220,209
2025-09-30 $843,933 53,346
2025-06-30 $182,961 13,705
2025-03-31 $917,100 90,000
2025-03-31 $2,376,338 233,203
2024-12-31 $13,901,256 878,159
2024-09-30 $33,273,529 572,990
2024-06-30 $17,958,089 392,956
2024-06-30 $457,000 10,000
2024-03-31 $22,353,290 337,663
2023-12-31 $20,759,809 522,128
2023-09-30 $6,505,337 204,057
2023-06-30 $1,603,021 39,896
2023-03-31 $1,040,727 24,373
2022-12-31 $8,704,921 181,277
2022-03-31 $3,572,113 65,688
2021-12-31 $3,086,051 52,744
2021-09-30 $7,195,014 181,876
2021-06-30 $4,965,380 116,915
2021-03-31 $8,017,810 130,265
2020-12-31 $6,204,416 87,956
2020-09-30 $337,063 8,739