ZeroStack Corp
ZSTK
11 hedge funds and large institutions have $184K invested in ZeroStack Corp in 2026 Q2 according to their latest regulatory filings, with 3 funds opening new positions, 0 increasing their positions, 3 reducing their positions, and 2 closing their positions.
50% more first-time investments, than exits
New positions opened: 3 | Existing positions closed: 2
10% more funds holding
Funds holding: 10 → 11 (+1)
0.12% less ownership
Funds ownership: 2.65% → 2.52% (-0.12%)
54% less capital invested
Capital invested by funds: $397K → $184K (-$213K)
100% less repeat investments, than reductions
Existing positions increased: 0 | Existing positions reduced: 3
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
TRCT
Tower Research Capital (TRC)
New York
|
+$8.76K |
| 2 |
Barclays
London,
United Kingdom
|
+$15 |
| 3 |
Citigroup
New York
|
+$5 |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Geode Capital Management
Boston,
Massachusetts
|
-$21.9K |
| 2 |
UBS Group
Zurich,
Switzerland
|
-$1.14K |
| 3 |
Morgan Stanley
New York
|
-$841 |
| 4 |
BWM
Bernard Wealth Management
Royal Oak,
Michigan
|
-$75 |
| 5 |
SIS
Sound Income Strategies
Ft Lauderdale,
Florida
|
-$72 |
ZSTK Hedge Fund Activity: Q2 2026 in Review
11 of the 8,336 institutional investors tracked by Wall St. Rank reported a position in ZeroStack Corp (ZSTK) for Q2 2026, worth a combined $184K — down 54% from $397K a quarter earlier.
Buyers outnumbered sellers: 3 funds opened new ZSTK positions and 2 closed out — a net gain of 1 holder — while 0 added to existing stakes and 3 trimmed.
The largest buyer was Tower Research Capital (TRC), opening a new position worth an estimated $8.76K. The largest seller was Geode Capital Management, cutting an estimated $21.9K.
- 11 institutional investors held ZeroStack Corp (ZSTK) as of Q2 2026, up from 10 in Q1 2026.
- Funds reported $184K of ZeroStack Corp stock for Q2 2026, down 54% quarter-over-quarter.
- 3 funds opened new ZeroStack Corp positions in Q2 2026 and 2 closed out, a net change of +1 holder.
- The largest ZeroStack Corp buyer in Q2 2026 was Tower Research Capital (TRC), an estimated $8.76K added.
- The largest ZeroStack Corp seller in Q2 2026 was Geode Capital Management, an estimated $21.9K sold.
Based on aggregated 13F filings for Q2 2026.