13F Insight
DOSSIER · 13F Holders · Q1 2026Defensive growthQuality

ISHARES INC

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

CUSIP 464286950·9 13F holders·last filed Mar 31, 2026
Market cap
—
▼ 1.0%
vs prior quarter
13F value held
$969M
46.0% inst. owned
of float
Holders
9
+86 QoQ
filers reporting
Activity
+32 / −6
+844 added · −915 reduced
this quarter
Concentration
76.89%
Optiver Holding B.V. #1
top holder share
AI Holders Summary · Q1 2026

9 institutions reported ISHARES INC in Q1 2026. Optiver Holding B.V. leads at 76.9% of the visible book. +86 net new institutions vs prior quarter — accumulation reading.

Top holders

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

#HolderValueShares% port.Quarter
01
Optiver Holding B.V.
CIK 0001859606· Market maker
$745M19.4M0.26%Q1 202602
JPMORGAN CHASE & CO
CIK 0000019617
$123M3.3M0.01%Q1 202603
IMC-Chicago, LLC
CIK 0001452861· Market maker
$63M1.6M0.02%Q1 202604
GROUP ONE TRADING LLC
CIK 0000932540
$20M521K0.04%Q1 202605
Compass Rose Asset Management, LP
CIK 0001758811
$18M470K1.36%Q1 202606
ZAZOVE ASSOCIATES LLC
CIK 0001009012
$217,000300K0.02%Q4 202507
Hurley Capital, LLC
CIK 0001632844
$6,221130.00%Q1 202608
SG Americas Securities, LLC
CIK 0001313360
$170200K0.00%Q1 202609
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00—Q2 2025