CSEX — Investment Managers Ser Tr I Institutional Holders · Q2 2026
Who owns Investment Managers Ser Tr I (CSEX)? 5 institutions reported holding $3.70M in SEC 13F filings for Q2 2026 (period ended 2026-06-30). Largest holders: Belvedere Trading LLC ($2.0M), Citadel Advisors LLC ($1.6M), Optiver Holding B.V. ($45,324).
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Belvedere Trading LLC | $2.0M | 108,542 | New |
| 2 | CITADEL ADVISORS LLC | $1.6M | 86,300 | Added |
| 3 | Optiver Holding B.V. | $45,324 | 2,416 | Trimmed |
| 4 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $0 | 0 | Exited |
| 5 | UBS Group AG | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30