DOSSIER · 13F Holders · Q3 2026

UNITED AIRLS HLDGS INC

7 institutions still hold UNITED AIRLS HLDGS INC as of Q3 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 910047909·7 13F holders·last filed Sep 30, 2026
Market cap
—
13F value held
$343M
visible holders
Holders
7
filers reporting
Concentration
61.31%
IMC-Chicago, LLC #1
top holder share
AI Holders Summary · Q3 2026

7 institutions reported UNITED AIRLS HLDGS INC in Q3 2026. IMC-Chicago, LLC leads at 61.3% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
IMC-Chicago, LLC
CIK 0001452861· Market maker
$211M1.9M0.04%Q3 2026
02
GROUP ONE TRADING LLC
CIK 0000932540
$66M489K0.09%Q2 2026
03
JPMORGAN CHASE & CO
CIK 0000019617
$23M168K0.00%Q2 2026
04
SIMPLEX TRADING, LLC
CIK 0001488542
$21M192K0.01%Q3 2026
05
Capital Markets Trading UK LLP
CIK 0001719165
$18M192K0.22%Q1 2026
06
CMT Capital Markets Trading GmbH
CIK 0001632813
$5M52K0.05%Q1 2026
07
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00—Q2 2025