4 institutions reported holding $1.3M of DIREXION SHARES ETF TRUST (TSMZ) in SEC 13F filings for 2026-06-30. Largest institutional holders: IMC-Chicago, LLC ($505,035), CIBC WORLD MARKET INC. ($392,098), Optiver Holding B.V. ($357,230), StoneX Group Inc. ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IMC-Chicago, LLC | $505,035 | 71,232 | New |
| 2 | CIBC WORLD MARKET INC. | $392,098 | 55,303 | New |
| 3 | Optiver Holding B.V. | $357,230 | 50,385 | Added |
| 4 | StoneX Group Inc. | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30