389 institutions reported holding $3.62B of PROSHARES TR (TQQQ) in SEC 13F filings for 2026-03-31. Largest institutional holders: SUSQUEHANNA INTERNATIONAL GROUP, LLP ($1.45B), JANE STREET GROUP, LLC ($736.5M), CITADEL ADVISORS LLC ($665.4M), Oriental Harbor Investment Master Fund ($81.8M), CITIGROUP INC ($75.4M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $1.45B | 34.9M | Added |
| 2 | JANE STREET GROUP, LLC | $736.5M | 17.7M | Trimmed |
| 3 | CITADEL ADVISORS LLC | $665.4M | 16.0M | Trimmed |
| 4 | Oriental Harbor Investment Master Fund | $81.8M | 2.0M | Trimmed |
| 5 | CITIGROUP INC | $75.4M | 1.8M | Added |
| 6 | PPSC Investment Service Corp | $53.3M | 1.3M | Added |
| 7 | UBS Group AG | $49.5M | 1.2M | Added |
| 8 | GTS SECURITIES LLC | $37.9M | 908,472 | Added |
| 9 | Jump Financial, LLC | $21.8M | 522,419 | Added |
| 10 | Paragon Advisors, LLC | $19.7M | 473,631 | Added |
| 11 | TORNO CAPITAL, LLC | $17.3M | 415,900 | Added |
| 12 | Howard Capital Management Inc. | $13.6M | 325,486 | Trimmed |
| 13 | FLOW TRADERS U.S. LLC | $13.5M | 322,996 | Added |
| 14 | INDEPENDENT FINANCIAL GROUP, LLC | $12.4M | 298,228 | Added |
| 15 | GROUP ONE TRADING LLC | $12.3M | 295,031 | Added |
| 16 | OLD MISSION CAPITAL LLC | $12.2M | 750,844 | Added |
| 17 | IMC-Chicago, LLC | $12.1M | 289,517 | Added |
| 18 | Div Capital Phoenix Assets Ltd | $11.1M | 267,501 | New |
| 19 | LPL Financial LLC | $11.0M | 263,544 | Added |
| 20 | SBI Securities Co., Ltd. | $11.0M | 263,009 | Added |
| 21 | HRT FINANCIAL LP | $9.5M | 227,130 | New |
| 22 | Avidian Wealth Enterprises, LLC | $9.0M | 217,000 | Added |
| 23 | Mariner, LLC | $7.9M | 189,806 | Added |
| 24 | Corient Private Wealth LLC | $7.8M | 186,831 | Trimmed |
| 25 | Ridgepath Capital Management LLC | $7.3M | 175,735 | Added |
Source: SEC Form 13F filings · as of 2026-03-31