DOSSIER · 13F Holders · Q1 2026

ISHARES TR

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

CUSIP 46436E907·2 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$7M
visible holders
Holders
2
filers reporting
Concentration
99.65%
SIMPLEX TRADING, LLC #1
top holder share
AI Holders Summary · Q1 2026

2 institutions reported ISHARES TR in Q1 2026. SIMPLEX TRADING, LLC leads at 99.7% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
SIMPLEX TRADING, LLC
CIK 0001488542
$7M75K0.00%Q1 2026
02
GROUP ONE TRADING LLC
CIK 0000932540
$25K3K0.00%Q1 2026