DOSSIER · 13F Holders · Q2 2026

FERMI INC

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

CUSIP 314911908·6 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$40M
visible holders
Holders
6
filers reporting
Concentration
41.59%
GROUP ONE TRADING LLC #1
top holder share
AI Holders Summary · Q2 2026

6 institutions reported FERMI INC in Q2 2026. GROUP ONE TRADING LLC leads at 41.6% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
GROUP ONE TRADING LLC
CIK 0000932540
$17M1.8M0.02%Q2 2026
02
IMC-Chicago, LLC
CIK 0001452861· Market maker
$13M1.4M0.00%Q2 2026
03
SIMPLEX TRADING, LLC
CIK 0001488542
$7M720K0.00%Q2 2026
04
Capricorn Fund Managers Ltd
CIK 0001901361
$3M10K0.28%Q2 2026
05
Sender Co & Partners, Inc.
CIK 0001659380
$413K45K0.12%Q2 2026
06
Altshuler Shaham Ltd
CIK 0001324290
$3K90.00%Q2 2026