3 institutions reported holding $1.8M of ENTREPRENEURSHARES SERIES TR (ENTRX) in SEC 13F filings for 2026-03-31. Largest institutional holders: IMC-Chicago, LLC ($910,371), GROUP ONE TRADING LLC ($812,409), SIMPLEX TRADING, LLC ($45,603). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IMC-Chicago, LLC | $910,371 | 53,900 | Added |
| 2 | GROUP ONE TRADING LLC | $812,409 | 48,100 | Trimmed |
| 3 | SIMPLEX TRADING, LLC | $45,603 | 2,700 | New |
Source: SEC Form 13F filings · as of 2026-03-31