Quantumsphere Acquisition Corp Units
QUMSU
7 hedge funds and large institutions have $1.95M invested in Quantumsphere Acquisition Corp Units in 2026 Q2 according to their latest regulatory filings, with 0 funds opening new positions, 3 increasing their positions, 1 reducing their positions, and 1 closing their positions.
200% more repeat investments, than reductions
Existing positions increased: 3 | Existing positions reduced: 1
0.87% less ownership
Funds ownership: 2.53% → 1.66% (-0.87%)
13% less funds holding
Funds holding: 8 → 7 (-1)
99% less capital inflows, than outflows
Capital inflows: $7.24K | Capital outflows: $1.01M
100% less first-time investments, than exits
New positions opened: 0 | Existing positions closed: 1
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Clear Street
New York
|
+$7.06K |
| 2 |
UBS Group
Zurich,
Switzerland
|
+$155 |
| 3 |
Glazer Capital LLC
New York
|
+$21 |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Westchester Capital Management (New York)
Valhalla,
New York
|
-$1.01M |
| 2 |
HRT Financial
New York
|
-$1.43K |
QUMSU Hedge Fund Activity: Q2 2026 in Review
7 of the 8,358 institutional investors tracked by Wall St. Rank reported a position in Quantumsphere Acquisition Corp Units (QUMSU) for Q2 2026, worth a combined $1.95M — down 34% from $2.94M a quarter earlier.
Sellers outnumbered buyers: 1 fund closed out of QUMSU and 0 opened new positions — a net loss of 1 holder — while 1 trimmed existing stakes and 3 added.
The largest buyer was Clear Street, adding an estimated $7.06K. The largest seller was Westchester Capital Management (New York), exiting entirely with an estimated $1.01M sold.
- 7 institutional investors held Quantumsphere Acquisition Corp Units (QUMSU) as of Q2 2026, down from 8 in Q1 2026.
- Funds reported $1.95M of Quantumsphere Acquisition Corp Units stock for Q2 2026, down 34% quarter-over-quarter.
- 0 funds opened new Quantumsphere Acquisition Corp Units positions in Q2 2026 and 1 closed out, a net change of -1 holder.
- The largest Quantumsphere Acquisition Corp Units buyer in Q2 2026 was Clear Street, an estimated $7.06K added.
- The largest Quantumsphere Acquisition Corp Units seller in Q2 2026 was Westchester Capital Management (New York), an estimated $1.01M sold.
Based on aggregated 13F filings for Q2 2026.