8 institutions reported holding $5.0M of PROSHARES TR (SEF) in SEC 13F filings for 2026-03-31. Largest institutional holders: MORGAN STANLEY ($2.1M), Savior LLC ($1.2M), Wakefield Asset Management LLLP ($680,120), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($575,276), LPL Financial LLC ($373,044). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | MORGAN STANLEY | $2.1M | 62,890 | Added |
| 2 | Savior LLC | $1.2M | 36,524 | New |
| 3 | Wakefield Asset Management LLLP | $680,120 | 19,980 | New |
| 4 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $575,276 | 16,900 | Added |
| 5 | LPL Financial LLC | $373,044 | 10,959 | New |
| 6 | WELLS FARGO & COMPANY/MN | $29 | 1 | Hold |
| 7 | SIMPLEX TRADING, LLC | $0 | 0 | Exited |
| 8 | Tower Research Capital LLC (TRC) | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31