DOSSIER · 13F Holders · Q3 2026

ISHARES TR

5 institutions still hold ISHARES TR as of Q3 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 46429B958·5 13F holders·last filed Sep 30, 2026
Market cap
—
13F value held
$9M
visible holders
Holders
5
filers reporting
Concentration
33.70%
GROUP ONE TRADING LLC #1
top holder share
AI Holders Summary · Q3 2026

5 institutions reported ISHARES TR in Q3 2026. GROUP ONE TRADING LLC leads at 33.7% 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
$3M63K0.00%Q3 2026
02
HRT FINANCIAL LP
CIK 0001475597
$3M58K0.00%Q3 2026
03
IMC-Chicago, LLC
CIK 0001452861· Market maker
$2M53K0.00%Q3 2026
04
JPMORGAN CHASE & CO
CIK 0000019617
$582K12K0.00%Q3 2026
05
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00—Q2 2025