35 institutions reported holding $73.4M of DIREXION SHARES ETF TRUST (MUU) in SEC 13F filings for 2026-03-31. Largest institutional holders: UBS Group AG ($36.3M), MORGAN STANLEY ($6.3M), GOLDMAN SACHS GROUP INC ($4.8M), CITADEL ADVISORS LLC ($3.5M), IMC-Chicago, LLC ($2.8M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | UBS Group AG | $36.3M | 301,598 | Added |
| 2 | MORGAN STANLEY | $6.3M | 52,458 | Added |
| 3 | GOLDMAN SACHS GROUP INC | $4.8M | 40,242 | Trimmed |
| 4 | CITADEL ADVISORS LLC | $3.5M | 29,179 | New |
| 5 | IMC-Chicago, LLC | $2.8M | 22,928 | New |
| 6 | XTX Topco Ltd | $1.8M | 14,660 | New |
| 7 | Belvedere Trading LLC | $1.7M | 13,951 | New |
| 8 | Optiver Holding B.V. | $1.5M | 12,734 | New |
| 9 | DIVERSIFY WEALTH MANAGEMENT, LLC | $1.5M | 5,464 | New |
| 10 | Jump Financial, LLC | $1.5M | 12,280 | New |
| 11 | StoneX Group Inc. | $1.2M | 10,146 | New |
| 12 | BARCLAYS PLC | $1.1M | 9,510 | New |
| 13 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $1.1M | 8,839 | Trimmed |
| 14 | RENAISSANCE TECHNOLOGIES LLC | $1.0M | 8,500 | New |
| 15 | JANE STREET GROUP, LLC | $959,549 | 7,971 | New |
| 16 | SBI Securities Co., Ltd. | $899,118 | 7,469 | Added |
| 17 | Dedeker Financial LLC | $880,566 | 7,314 | Trimmed |
| 18 | DRW Securities, LLC | $856,383 | 7,114 | New |
| 19 | Csenge Advisory Group | $815,575 | 6,775 | Added |
| 20 | Spartan Wealth Advisory Services LLC | $807,509 | 6,708 | New |
| 21 | CERTUITY, LLC | $601,900 | 5,000 | New |
| 22 | PFG Investments, LLC | $481,520 | 4,000 | New |
| 23 | VESTOR CAPITAL, LLC | $315,000 | 2,620 | New |
| 24 | OSAIC HOLDINGS, INC. | $312,988 | 2,600 | Added |
| 25 | Scientech Research LLC | $253,159 | 2,103 | New |
Source: SEC Form 13F filings · as of 2026-03-31