DOSSIER · 13F Holders · Q1 2026

ISHARES INC

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

CUSIP 464286950·8 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$968M
visible holders
Holders
8
filers reporting
Concentration
76.90%
Optiver Holding B.V. #1
top holder share
AI Holders Summary · Q1 2026

8 institutions reported ISHARES INC in Q1 2026. Optiver Holding B.V. leads at 76.9% of the visible book.

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 2026
02
JPMORGAN CHASE & CO
CIK 0000019617
$123M3.3M0.01%Q1 2026
03
IMC-Chicago, LLC
CIK 0001452861· Market maker
$63M1.6M0.02%Q1 2026
04
GROUP ONE TRADING LLC
CIK 0000932540
$20M521K0.04%Q1 2026
05
Compass Rose Asset Management, LP
CIK 0001758811
$18M470K1.36%Q1 2026
06
SG Americas Securities, LLC
CIK 0001313360
$170K200K0.00%Q1 2026
07
Hurley Capital, LLC
CIK 0001632844
$6K130.00%Q1 2026
08
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025