PROSHARES TR ULTRAPRO SHORT is a security (CUSIP 74350P905) tracked across SEC portfolio filings. 6 institutional managers reported $129.1M on Form 13F as of 2026-06-30.
| Manager | Location | Value | Shares |
|---|---|---|---|
| IMC-Chicago, LLC | CHICAGO, IL | $75.0M | — |
| GROUP ONE TRADING, L.P. | CHICAGO, IL | $27.4M | — |
| SIMPLEX TRADING, LLC | CHICAGO, IL | $26.4M | — |
| Composition Wealth, LLC | LOS ANGELES, CA | $218K | — |
| Optiver Holding B.V. | AMSTERDAM, P7 | $80K | — |
| Caitlin John, LLC | BRIGHTON, MI | $20K | — |