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RA CAPITAL MANAGEMENT, L.P.

Position in QTTB — Q32 Bio Inc.

CIK 1346824 BOSTON, MA

Position in QTTB

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$29,715,502
New position
Shares Held
2,332,457
first reported quarter
Ownership
7.84%
of shares outstanding
% of Portfolio
0.26%
of 13F equity value
Holder Rank
#5
of 71 holders
Holding Since
Jun 2026
1 quarter on record
Voting authority Sole 100% Shared 0% None 0%

Position in Biotechnology

Healthcare · as of Jun 30, 2026

RA CAPITAL MANAGEMENT, L.P. holds $11,082,969,028 across 75 Biotechnology names. QTTB ranks #49 (0.3% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in QTTB

Export CSV
1 filing row on record
Report Date Value (USD) Shares
2026-06-30 $29,715,502 2,332,457