Which hedge funds own SDS? PROSHARES ULTRASHORT S&P500, Q2 2026 13F holders
3 of the hedge funds tracked by WhaleCreep disclosed a position in SDS (PROSHARES ULTRASHORT S&P500) in their Q2 2026 13F filings, worth $1.5m in total. The largest holder by portfolio weight is Ramsey Quantitative Systems at 0.4% of its book. 1 manager opened a new position this quarter: Ramsey Quantitative Systems. 1 exited: Thomas J. Herzfeld Advisors, Inc..
3tracked managers holding
1opened this quarter
1exited this quarter
Which hedge funds hold SDS? Current holders by portfolio weight
| Manager | As of | Weight of book | Value | Shares | Δ shares | Action |
|---|---|---|---|---|---|---|
| Ramsey Quantitative Systems | Q2 2026 | 0.4% | $432.2k | 7,600 | – | new |
| Gabelli & CO Investment Advisers, Inc. | Q2 2026 | 0.0% | $318.5k | 5,600 | 0% | held |
| Millennium Management LLC | Q2 2026 | 0.0% | $796.2k | 14,000 | 75% | added |
Exited since the previous quarter
| Manager | Prior weight | Prior value |
|---|---|---|
| Thomas J. Herzfeld Advisors, Inc. | 18.0% | $8.2m |
How has hedge fund ownership of SDS changed?
| Quarter | Managers holding | Combined value |
|---|---|---|
| Q2 2026 | 3 | $1.5m |
| Q1 2026 | 4 | $10.5m |
Counts every tracked manager that disclosed SDS in that quarter's filing, including managers that have since stopped filing.