DOSSIER · 13F Holders · Q2 2026

HAWKEYE 360 INC

2 institutions still hold HAWKEYE 360 INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 420201955·2 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$334K
visible holders
Holders
2
filers reporting
Concentration
73.33%
SIMPLEX TRADING, LLC #1
top holder share
AI Holders Summary · Q2 2026

2 institutions reported HAWKEYE 360 INC in Q2 2026. SIMPLEX TRADING, LLC leads at 73.3% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
SIMPLEX TRADING, LLC
CIK 0001488542
$245K12K0.00%Q2 2026
02
GROUP ONE TRADING LLC
CIK 0000932540
$89K4K0.00%Q2 2026