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RA CAPITAL MANAGEMENT, L.P.

Position in SYRE — Spyre Therapeutics, Inc.

CIK 1346824 BOSTON, MA

Position in SYRE

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$81,794,512
+$28,670,241 QoQ
Shares Held
1,621,620
0.0% QoQ
Ownership
1.84%
of shares outstanding
% of Portfolio
0.89%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Dec 2025
2 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in SYRE 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.

# Ticker Company Shares Value (USD) Open

All Filings in SYRE

Export CSV
2 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $81,794,512 1,621,620
2025-12-31 $53,124,271 1,621,620