GP-Act III Acquisition Corp
GPAT
51 hedge funds and large institutions have $288M invested in GP-Act III Acquisition Corp in 2026 Q1 according to their latest regulatory filings, with 5 funds opening new positions, 7 increasing their positions, 17 reducing their positions, and 5 closing their positions.
0% more first-time investments, than exits
New positions opened: 5 | Existing positions closed: 5
2% less funds holding
Funds holding: 52 → 51 (-1)
6% less capital invested
Capital invested by funds: $306M → $288M (-$17.9M)
7.09% less ownership
Funds ownership: 99.45% → 92.36% (-7.1%)
33% less funds holding in top 10
Funds holding in top 10: 3 → 2 (-1)
59% less repeat investments, than reductions
Existing positions increased: 7 | Existing positions reduced: 17
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
WRBC
W.R. Berkley Corp
Greenwich,
Connecticut
|
+$5.75M |
| 2 |
JP Morgan Chase
New York
|
+$5.38M |
| 3 |
HCM
Highbridge Capital Management
New York
|
+$4.87M |
| 4 |
Toronto Dominion Bank
Toronto, Ontario,
Ontario, Canada
|
+$2.53M |
| 5 |
SAMU
SONA Asset Management (US)
New York
|
+$2.15M |
Top Sellers
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
51
Morgan Stanley
New York
| $694 | -$161 | -15 | -19% |
|
|
HIM
52
HGC Investment Management
Toronto,
Ontario, Canada
| – | -$14.8M | -1,375,000 | Closed |
|
53
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Toronto,
Ontario, Canada
| – | -$3.17M | -295,938 | Closed |
|
|
SCM
54
Shaolin Capital Management
Miami,
Florida
| – | -$1.34M | -125,000 | Closed |
|
|
SSA
55
Schonfeld Strategic Advisors
New York
| – | -$193K | -18,053 | Closed |
|
|
CCM
56
Condor Capital Management
Martinsville,
New Jersey
| – | -$114K | -10,632 | Closed |
|
GPAT Hedge Fund Activity: Q1 2026 in Review
51 of the 8,127 institutional investors tracked by Wall St. Rank reported a position in GP-Act III Acquisition Corp (GPAT) for Q1 2026, worth a combined $288M — down 5.8% from $306M a quarter earlier.
Fund positioning in GPAT was balanced in Q1 2026: 5 funds opened new positions, 5 closed out, 7 added to existing stakes and 17 trimmed.
The largest buyer was W.R. Berkley Corp, adding an estimated $5.75M. The largest seller was HGC Investment Management, exiting entirely with an estimated $14.8M sold.
- 51 institutional investors held GP-Act III Acquisition Corp (GPAT) as of Q1 2026, down from 52 in Q4 2025.
- Funds reported $288M of GP-Act III Acquisition Corp stock for Q1 2026, down 5.8% quarter-over-quarter.
- 5 funds opened new GP-Act III Acquisition Corp positions in Q1 2026 and 5 closed out, a net change of 0 holders.
- The largest GP-Act III Acquisition Corp buyer in Q1 2026 was W.R. Berkley Corp, an estimated $5.75M added.
- The largest GP-Act III Acquisition Corp seller in Q1 2026 was HGC Investment Management, an estimated $14.8M sold.
Based on aggregated 13F filings for Q1 2026.