DOSSIER · 13F Holders · Q1 2026BellwetherCompounder

ISHARES TR

6 institutions still hold ISHARES TR as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 464287909·6 13F holders·last filed Mar 31, 2026
Market cap
8.4%
vs prior quarter
13F value held
$48M
54.0% inst. owned
of float
Holders
6
-113 QoQ
filers reporting
Activity
+31 / −101
+774 added · −760 reduced
this quarter
Concentration
47.56%
IMC-Chicago, LLC #1
top holder share
AI Holders Summary · Q1 2026

6 institutions reported ISHARES TR in Q1 2026. IMC-Chicago, LLC leads at 47.6% of the visible book. -113 net institutions QoQ — distribution reading.

Top holders

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

#HolderValueShares% port.Quarter
01
IMC-Chicago, LLC
CIK 0001452861· Market maker
$23M228K0.01%Q1 2026
02
Vision Capital Corp
CIK 0001764403
$23M240K5.70%Q1 2026
03
HRT FINANCIAL LP
CIK 0001475597
$2M17K0.00%Q4 2025
04
GROUP ONE TRADING LLC
CIK 0000932540
$911,35710K0.00%Q1 2026
05
SG Americas Securities, LLC
CIK 0001313360
$6,9271.6M0.01%Q1 2026
06
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025