2 institutions reported holding $1.2M of PROSHARES TR (QB) in SEC 13F filings for 2026-03-31. Largest institutional holders: SUSQUEHANNA INTERNATIONAL GROUP, LLP ($1.2M), UBS Group AG ($17,609). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $1.2M | 27,126 | Added |
| 2 | UBS Group AG | $17,609 | 408 | Trimmed |
Source: SEC Form 13F filings · as of 2026-03-31