DOSSIER · 13F Holders · Q3 2026

UNITED RENTALS INC

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

CUSIP 911363959·8 13F holders·last filed Sep 30, 2026
Market cap
—
13F value held
$270M
visible holders
Holders
8
filers reporting
Concentration
91.24%
IMC-Chicago, LLC #1
top holder share
AI Holders Summary · Q3 2026

8 institutions reported UNITED RENTALS INC in Q3 2026. IMC-Chicago, LLC leads at 91.2% 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
$246M246K0.05%Q3 2026
02
SIMPLEX TRADING, LLC
CIK 0001488542
$12M12K0.01%Q3 2026
03
JPMORGAN CHASE & CO
CIK 0000019617
$5M5K0.00%Q3 2026
04
HRT FINANCIAL LP
CIK 0001475597
$5M6K0.01%Q4 2025
05
CMT Capital Markets Trading GmbH
CIK 0001632813
$1M2K0.01%Q1 2026
06
GROUP ONE TRADING LLC
CIK 0000932540
$701K7000.00%Q3 2026
07
SG Americas Securities, LLC
CIK 0001313360
$396K6K0.00%Q1 2026
08
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00—Q2 2025