4 institutions reported holding $17.5M of INVESTMENT MANAGERS SER TR (WCMNX) in SEC 13F filings for 2026-06-30. Largest institutional holders: IMC-Chicago, LLC ($10.9M), SIMPLEX TRADING, LLC ($3.8M), GROUP ONE TRADING LLC ($2.4M), HRT FINANCIAL LP ($507,000). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IMC-Chicago, LLC | $10.9M | 393,300 | Added |
| 2 | SIMPLEX TRADING, LLC | $3.8M | 136,900 | Added |
| 3 | GROUP ONE TRADING LLC | $2.4M | 87,200 | Added |
| 4 | HRT FINANCIAL LP | $507,000 | 18,400 | Added |
Source: SEC Form 13F filings · as of 2026-06-30