Proshares Short Midcap 400MYYETF
13F holders, Q1 2026 (March 31)4holders +1
1new positions
0sold out
$17.13avg. 13F price*
At the end of Q1 2026, 4 institutions reported holding Proshares Short Midcap 400 (MYY) in their 13F filings, up 1 from Q4 2025. 1 opened new positions and 0 sold out. The largest holders were Susquehanna International Group, LLP ($378K), Tower Research Capital LLC (TRC) ($68K) and Morgan Stanley ($29).
- Company
- Proshares Short Midcap 400
- CUSIP
- 74347B250
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2025 → Q1 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 1 | $378K |
| Exits | 0 | $0 |
All 13F filers, Q4 2025 → Q1 2026: 22,065 shares bought and 3,589 shares sold, net +18,476 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 4 holders
| Susquehanna International Group, LLP | 0.00% | New | 22,065 | $378K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -47.4% | 3,986 | $68K |
| Morgan Stanley | 0.00% | Reduce -66.7% | 1 | $29 |
| Wells Fargo & Company | 0.00% | No change | 1 | $21 |
"% of holder's portfolio" is MYY's weight in each manager's 13F, not the share of Proshares Short Midcap 400 the manager owns.