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RA CAPITAL MANAGEMENT, L.P.

Position in ASMB — Assembly Biosciences, Inc.

CIK 1346824 BOSTON, MA

Position in ASMB

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$28,040,866
-$275,511 QoQ
Shares Held
1,020,410
0.0% QoQ
Ownership
5.01%
of shares outstanding
% of Portfolio
0.25%
of 13F equity value
Holder Rank
#5
of 92 holders
Holding Since
Sep 2025
4 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ASMB Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

RA CAPITAL MANAGEMENT, L.P. holds $11,082,969,028 across 75 Biotechnology names. ASMB ranks #52 (0.3% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ASMB

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4 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $28,040,866 1,020,410
2026-03-31 $28,316,377 1,020,410
2025-12-31 $34,704,144 1,020,410
2025-09-30 $26,122,496 1,020,410