4 institutions reported holding $338,255 of PROSHARES TR (MYY) in SEC 13F filings for 2026-06-30. Largest institutional holders: SUSQUEHANNA INTERNATIONAL GROUP, LLP ($209,184), Tower Research Capital LLC (TRC) ($129,017), MORGAN STANLEY ($39), WELLS FARGO & COMPANY/MN ($15). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $209,184 | 13,994 | Trimmed |
| 2 | Tower Research Capital LLC (TRC) | $129,017 | 8,631 | Added |
| 3 | MORGAN STANLEY | $39 | 2 | Added |
| 4 | WELLS FARGO & COMPANY/MN | $15 | 1 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30