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Siren, L.L.C.

Position in RVMD — Revolution Medicines, Inc.

CIK 2005245 New York, NY

Position in RVMD

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$168,552,000
+$60,509,195 QoQ
Shares Held
900,000
-19.0% QoQ
Ownership
0.420%
of shares outstanding
% of Portfolio
3.42%
of 13F equity value
Holder Rank
#44
of 685 holders
Holding Since
Sep 2024
8 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in RVMD Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

Siren, L.L.C. holds $4,562,402,933 across 78 Biotechnology names. RVMD ranks #6 (3.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 RVMD
Revolution Medicines, Inc.
This page
900,000 $168,552,000

All Filings in RVMD

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8 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $168,552,000 900,000
2026-03-31 $108,042,805 1,110,980
2025-12-31 $106,338,723 1,335,075
2025-09-30 $48,741,724 1,043,720
2025-06-30 $34,536,796 938,755
2025-03-31 $19,934,376 563,755
2024-12-31 $24,999,509 571,548
2024-09-30 $34,175,805 753,601