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RENAISSANCE TECHNOLOGIES LLC

Position in KROS — Keros Therapeutics, Inc.

CIK 1037389 NEW YORK, NY

Position in KROS

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$3,842,220
-$1,164,221 QoQ
Shares Held
359,086
-20.8% QoQ
Ownership
1.81%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#16
of 131 holders
Holding Since
Jun 2020
17 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in KROS Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

RENAISSANCE TECHNOLOGIES LLC holds $3,952,593,796 across 312 Biotechnology names. KROS ranks #94 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in KROS

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17 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $3,842,220 359,086
2026-03-31 $5,006,441 453,482
2025-12-31 $12,046,726 591,686
2025-09-30 $2,447,354 154,700
2025-06-30 $1,957,110 146,600
2024-06-30 $653,510 14,300
2023-09-30 $1,393,156 43,700
2023-06-30 $2,748,312 68,400
2023-03-31 $5,170,970 121,100
2022-12-31 $4,413,038 91,900
2022-09-30 $3,656,664 97,200
2022-06-30 $3,915,171 141,700
2022-03-31 $288,214 5,300
2021-09-30 $972,068 24,572
2020-12-31 $712,454 10,100
2020-09-30 $682,689 17,700
2020-06-30 $236,313 6,300