DOSSIER · 13F Holders · Q4 2025
CLSX

INVESTMENT MANAGERS SER TR I

7 institutions still hold INVESTMENT MANAGERS SER TR I as of Q4 2025. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 46092D590·7 13F holders·last filed Dec 31, 2025
Market cap
13F value held
$1M
visible holders
Holders
7
filers reporting
Concentration
47.31%
CITADEL ADVISORS LLC #1
top holder share
AI Holders Summary · Q4 2025

7 institutions reported CLSX in Q4 2025. CITADEL ADVISORS LLC leads at 47.3% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
CITADEL ADVISORS LLC
CIK 0001423053
$522K32K0.00%Q4 2025
02
Summit Financial, LLC
CIK 0001765536
$231K11K0.00%Q2 2026
03
HRT FINANCIAL LP
CIK 0001475597
$177K11K0.00%Q4 2025
04
Optiver Holding B.V.
CIK 0001859606· Market maker
$158K8K0.00%Q2 2026
05
UBS Group AG
CIK 0001610520
$7K3550.00%Q2 2026
06
SIMPLEX TRADING, LLC
CIK 0001488542
$7K3310.00%Q2 2026
07
GROUP ONE TRADING LLC
CIK 0000932540
$1K520.00%Q2 2026