DOSSIER · 13F Holders · Q4 2025
PTIX
PROTAGENIC THERAPEUTICS INC COM
4 institutions still hold PROTAGENIC THERAPEUTICS INC COM as of Q4 2025. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.
CUSIP 74365N301·4 13F holders·last filed Dec 31, 2025
AI Holders Summary · Q4 2025
4 institutions reported PTIX in Q4 2025. CITADEL ADVISORS LLC leads at 40.6% of the visible book.
Top holders
Sorted by position value. Source: SEC EDGAR 13F-HR filings.