OLMA — Olema Pharmaceuticals Inc

Ownership history in Siren, L.L.C.  ·  1 quarter on record

This page tracks every 13F SEC filing in which Siren, L.L.C. reported a position in Olema Pharmaceuticals Inc (OLMA). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
2.46% (2025 Q4)
Avg. % of fund
2.46%
First filed
2025 Q4
Last filed
2025 Q4
Quarters held
1
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 INITIATED 3,300,700 — — 2.46% $82.5M $25.00
% of Fund (quarterly)    OLMA price (monthly, adj. close)

Other funds also holding OLMA

As of 2025 Q4 — sorted by position size

Bain Capital Life Sciences Investors, LLC 3Y 7Y 16.29% Logos Global Management LP 3Y 4.85% Paradigm Biocapital Advisors LP 3Y 4.81% BVF INC/IL 3Y 7Y 4.46% Birchview Capital, LP 3Y 7Y 3.94% Lightspeed Management Company, L.L.C. 3.46% Cormorant Asset Management, LP 3Y 7Y 3.18% KINGDON CAPITAL MANAGEMENT, L.L.C. 3Y 7Y 2.83% First Turn Management, LLC 1.76% HighVista Strategies LLC 3Y 7Y 1.55%
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