DOSSIER · 13F Holders · Q4 2025
IRWD 1.5 06/15/26
IRONWOOD PHARMACEUTICALS INC
2 institutions still hold IRONWOOD PHARMACEUTICALS INC as of Q4 2025. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.
CUSIP 46333XAH1·2 13F holders·last filed Dec 31, 2025
AI Holders Summary · Q4 2025
2 institutions reported IRWD 1.5 06/15/26 in Q4 2025. D. E. Shaw & Co., Inc. leads at 100.0% of the visible book.
Top holders
Sorted by position value. Source: SEC EDGAR 13F-HR filings.