2 institutions reported holding $247,242 of INVESTMENT MANAGERS SER TR I (ARCX) in SEC 13F filings for 2026-06-30. Largest institutional holders: Optiver Holding B.V. ($247,242), SIMPLEX TRADING, LLC ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Optiver Holding B.V. | $247,242 | 23,158 | Added |
| 2 | SIMPLEX TRADING, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30