DOSSIER · 13F Holders · Q1 2026Most-boughtAI cap-ex
CIFR 1.75 05/15/30
CIPHER MINING INC
20 institutions still hold CIPHER MINING INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.
CUSIP 17253JAA4·20 13F holders·last filed Mar 31, 2026
AI Holders Summary · Q1 2026
20 institutions reported CIFR 1.75 05/15/30 in Q1 2026. LINDEN ADVISORS LP leads at 33.9% of the visible book. +117 net new institutions vs prior quarter — accumulation reading.
Top holders
Sorted by position value. Source: SEC EDGAR 13F-HR filings.