DOSSIER · 13F Holders · Q2 2026

DEFINIUM THERAPEUTICS INC

1 institutions still hold DEFINIUM THERAPEUTICS INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 8808789TT·1 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$265
visible holders
Holders
1
filers reporting
Concentration
100.00%
HighMark Wealth Management LLC #1
top holder share
AI Holders Summary · Q2 2026

1 institutions reported DEFINIUM THERAPEUTICS INC in Q2 2026. HighMark Wealth Management LLC leads at 100.0% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
HighMark Wealth Management LLC
CIK 0001802451
$26510.00%Q2 2026