ProShares Short MidCap400
4 hedge funds and large institutions have $338K invested in ProShares Short MidCap400 in 2026 Q2 according to their latest regulatory filings, with 0 funds opening new positions, 2 increasing their positions, 1 reducing their positions, and closing their positions.
100% more repeat investments, than reductions
Existing positions increased: 2 | Existing positions reduced: 1
0% more funds holding
Funds holding: 4 → 4 (0)
0.23% less ownership
Funds ownership: 11.91% → 11.68% (-0.23%)
24% less capital invested
Capital invested by funds: $446K → $338K (-$108K)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
TRCT
Tower Research Capital (TRC)
New York
|
+$73.5K |
| 2 |
Morgan Stanley
New York
|
+$16 |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
-$128K |
MYY Hedge Fund Activity: Q2 2026 in Review
4 of the 8,279 institutional investors tracked by Wall St. Rank reported a position in ProShares Short MidCap400 (MYY) for Q2 2026, worth a combined $338K — down 24% from $446K a quarter earlier.
Fund positioning in MYY was balanced in Q2 2026: 0 funds opened new positions, 0 closed out, 2 added to existing stakes and 1 trimmed.
The largest buyer was Tower Research Capital (TRC), adding an estimated $73.5K. The largest seller was Susquehanna International Group, cutting an estimated $128K.
- 4 institutional investors held ProShares Short MidCap400 (MYY) as of Q2 2026, unchanged from Q1 2026.
- Funds reported $338K of ProShares Short MidCap400 stock for Q2 2026, down 24% quarter-over-quarter.
- 0 funds opened new ProShares Short MidCap400 positions in Q2 2026 and 0 closed out.
- The largest ProShares Short MidCap400 buyer in Q2 2026 was Tower Research Capital (TRC), an estimated $73.5K added.
- The largest ProShares Short MidCap400 seller in Q2 2026 was Susquehanna International Group, an estimated $128K sold.
Based on aggregated 13F filings for Q2 2026.