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FMR LLC

Position in KRRO — Korro Bio, Inc.

CIK 315066 BOSTON, MA

Position in KRRO

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$513,690
+$73,342 QoQ
Shares Held
38,975
+0.2% QoQ
Ownership
0.265%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#37
of 106 holders
Holding Since
Dec 2023
11 quarters on record
Voting authority Sole 95% Shared 0% None 5%

Common Shares in KRRO Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

FMR LLC holds $61,424,667,384 across 370 Biotechnology names. KRRO ranks #224 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in KRRO

Export CSV
11 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $513,690 38,975
2026-03-31 $440,348 38,900
2025-12-31 $303,234 37,857
2025-09-30 $26,994,682 563,681
2025-06-30 $7,983,882 639,222
2025-03-31 $11,199,312 643,269
2024-12-31 $24,431,002 641,739
2024-09-30 $19,368,994 579,563
2024-06-30 $21,647,163 639,125
2024-03-31 $65,448,450 727,205
2023-12-31 $34,854,935 727,205