Siren, L.L.C. - Q42025 Holdings

Siren, L.L.C. holds 113 stocks with a total portfolio value of $ 3.35B as of Q42025. In Q42025, Siren, L.L.C. added 26 new positions, increased stakes in 30 stocks, reduced 24 holdings, and fully exited 28 positions. The largest holding is Scholar Rock Holding Corp (SRRK), representing 14.22% of the total portfolio.