Who Owns PROSHARES TR II (UCO)? -- Institutional Holders (2026-06-30)
50 institutions reported holding $174.5M of PROSHARES TR II (UCO) in SEC 13F filings for 2026-06-30. Largest institutional holders: CITADEL ADVISORS LLC ($63.5M), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($55.0M), JANE STREET GROUP, LLC ($30.2M), Quadrature Capital Ltd ($6.1M), IMC-Chicago, LLC ($4.6M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | CITADEL ADVISORS LLC | $63.5M | 1.9M | Added |
| 2 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $55.0M | 1.7M | Added |
| 3 | JANE STREET GROUP, LLC | $30.2M | 916,100 | Trimmed |
| 4 | Quadrature Capital Ltd | $6.1M | 184,735 | Added |
| 5 | IMC-Chicago, LLC | $4.6M | 138,993 | New |
| 6 | CITIGROUP INC | $3.3M | 100,300 | Added |
| 7 | Belvedere Trading LLC | $2.9M | 87,430 | New |
| 8 | HRT FINANCIAL LP | $2.4M | 72,530 | New |
| 9 | StoneX Group Inc. | $1.7M | 38,704 | Added |
| 10 | GOLDMAN SACHS GROUP INC | $1.7M | 50,095 | New |
| 11 | Quantum Financial Advisors, LLC | $771,030 | 23,400 | Hold |
| 12 | SIMPLEX TRADING, LLC | $676,694 | 20,537 | Added |
| 13 | SIG BROKERAGE, LP | $431,645 | 13,100 | Hold |
| 14 | WT Wealth Management | $241,886 | 7,341 | Hold |
| 15 | MEANS INVESTMENT CO., INC. | $240,074 | 7,286 | Trimmed |
| 16 | Jump Financial, LLC | $238,196 | 7,229 | Trimmed |
| 17 | Ashton Thomas Private Wealth, LLC | $202,873 | 6,157 | New |
| 18 | MORGAN STANLEY | $147,780 | 4,485 | Trimmed |
| 19 | SIGNATUREFD, LLC | $57,992 | 1,760 | Hold |
| 20 | SHP Wealth Management | $40,777 | 1,238 | Hold |
| 21 | Blue Trust, Inc. | $39,540 | 1,200 | Hold |
| 22 | Integrated Wealth Concepts LLC | $38,321 | 1,163 | New |
| 23 | Seneschal Advisors, LLC | $36,575 | 1,110 | Hold |
| 24 | GROUP ONE TRADING LLC | $34,663 | 1,052 | Trimmed |
| 25 | WELLS FARGO & COMPANY/MN | $24,152 | 733 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30