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Siren, L.L.C.

SEC CIK
0002005245
Latest filing
Aug 13, 2026

PHAT holding history

Phathom Pharmaceuticals, Inc. in every 13F filed by Siren, L.L.C., including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

PHAT overviewAll 13F holders of PHATFull Q2 2026 holdings

Shares (Q1 2025)
0
Sold out in Q1 2025
Value
$0
% of portfolio
0.0%
Quarters held
2
Since Q3 2024
Holdings of PHAT by Siren, L.L.C., by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q1 20250$00.0%−460,753−100.0%Sold outHolders
Q4 2024460,753$3.74M0.2%00.0%UnchangedHolders
Q3 2024460,753$8.33M0.4%–No prior filingHolders