4 institutions reported holding $28.0M of DIREXION SHARES ETF TRUST (PILL2) in SEC 13F filings for 2026-03-31. Largest institutional holders: IMC-Chicago, LLC ($22.1M), SIMPLEX TRADING, LLC ($2.9M), GROUP ONE TRADING LLC ($2.5M), HRT FINANCIAL LP ($417,000). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IMC-Chicago, LLC | $22.1M | 601,900 | Trimmed |
| 2 | SIMPLEX TRADING, LLC | $2.9M | 77,700 | Trimmed |
| 3 | GROUP ONE TRADING LLC | $2.5M | 80,900 | Trimmed |
| 4 | HRT FINANCIAL LP | $417,000 | 11,000 | Trimmed |
Source: SEC Form 13F filings · as of 2026-03-31