DOSSIER · 13F Holders · Q1 2026

ARQIT QUANTUM INC

1 institutions still hold ARQIT QUANTUM INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP G0567U101·1 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$66K
visible holders
Holders
1
filers reporting
Concentration
100.00%
FNY Investment Advisers, LLC #1
top holder share
AI Holders Summary · Q1 2026

1 institutions reported ARQIT QUANTUM INC in Q1 2026. FNY Investment Advisers, 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
FNY Investment Advisers, LLC
CIK 0001742998
$66K5K0.03%Q1 2026