13 institutions reported holding $13.5M of DIREXION SHARES ETF TRUST (FNGG) in SEC 13F filings for 2026-03-31. Largest institutional holders: SUSQUEHANNA INTERNATIONAL GROUP, LLP ($5.3M), CITADEL ADVISORS LLC ($4.1M), SBI Securities Co., Ltd. ($1.8M), JANE STREET GROUP, LLC ($1.6M), HRT FINANCIAL LP ($459,000). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $5.3M | 34,683 | Added |
| 2 | CITADEL ADVISORS LLC | $4.1M | 27,029 | Added |
| 3 | SBI Securities Co., Ltd. | $1.8M | 11,669 | Trimmed |
| 4 | JANE STREET GROUP, LLC | $1.6M | 10,769 | Added |
| 5 | HRT FINANCIAL LP | $459,000 | 3,001 | New |
| 6 | Larson Financial Group LLC | $104,361 | 681 | Trimmed |
| 7 | SIMPLEX TRADING, LLC | $47,034 | 307 | Trimmed |
| 8 | UBS Group AG | $39,221 | 256 | Added |
| 9 | Qube Research & Technologies Ltd | $460 | 3 | New |
| 10 | Sanctuary Advisors, LLC | $0 | 0 | Exited |
| 11 | Meadowbrook Wealth Management, LLC | $0 | 0 | Exited |
| 12 | Virtu Financial LLC | $0 | 0 | Exited |
| 13 | Belvedere Trading LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31