DOSSIER · 13F Holders · Q1 2026
AMENTUM HOLDINGS INC
5 institutions still hold AMENTUM HOLDINGS INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.
CUSIP 023939901·5 13F holders·last filed Mar 31, 2026
AI Holders Summary · Q1 2026
5 institutions reported AMENTUM HOLDINGS INC in Q1 2026. COOPER CREEK PARTNERS MANAGEMENT LLC leads at 87.4% of the visible book.
Top holders
Sorted by position value. Source: SEC EDGAR 13F-HR filings.