DOSSIER · 13F Holders · Q2 2026
CSEX

INVESTMENT MANAGERS SER TR I

3 institutions still hold INVESTMENT MANAGERS SER TR I as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 46092D368·3 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$4M
visible holders
Holders
3
filers reporting
Concentration
55.03%
Belvedere Trading LLC #1
top holder share
AI Holders Summary · Q2 2026

3 institutions reported CSEX in Q2 2026. Belvedere Trading LLC leads at 55.0% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
Belvedere Trading LLC
CIK 0001632341
$2M109K0.00%Q2 2026
02
CITADEL ADVISORS LLC
CIK 0001423053
$2M86K0.00%Q2 2026
03
Optiver Holding B.V.
CIK 0001859606· Market maker
$45K2K0.00%Q2 2026