GP-Act III Acquisition Corp.
GPAT- Exchange
- Nasdaq
- Industry
- Blank Checks
- SEC CIK
- 0001834526
No open-market purchases or sales by GP-Act III Acquisition Corp. insiders were filed in the last 90 days; 24 institutions reported holding it in 13F filings for Q2 2026, worth $96.2M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in GP-Act III Acquisition Corp. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 52
- 0 vs. Q3 2025
- Shares held
- 28.6M
- +548.4K (+2.0%) vs. Q3 2025
- Total value
- $305.7M
- +$8.45M (+2.8%) vs. Q3 2025
- New holders
- 2
- 11 more added
- Sold out
- 2
- 12 more reduced
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting GPAT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 24 | $96.2M |
| Q1 2026 | 51 | $287.8M |
| Q4 2025 | 52 | $305.7M |
| Q3 2025 | 52 | $297.2M |
| Q2 2025 | 48 | $294.1M |
| Q1 2025 | 40 | $269.5M |
| Q4 2024 | 42 | $266.8M |
| Q3 2024 | 37 | $248.5M |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding GP-Act III Acquisition Corp.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Morgan Stanley | 79 | $845 | 0.00% | +23+41.1% | Added |
| UBS Group AG | 2,231 | $23.8K | 0.00% | −8,926−80.0% | Reduced |
| Longfellow Investment Management Co LLC | 7,800 | $83.4K | 0.02% | 00.0% | Unchanged |
| Clear Street Group Inc. | 10,321 | $110.3K | 0.00% | 00.0% | Unchanged |
| Condor Capital Management | 10,632 | $113.7K | 0.01% | 00.0% | Unchanged |
| Cannon Global Investment Management, LLC | 14,500 | $155.0K | 0.41% | +4,000+38.1% | Added |
| Citadel Advisors LLC | 14,909 | $159.5K | 0.00% | −3,857−20.6% | Reduced |
| TrueMark Investments, LLC | 16,017 | $171.4K | 0.03% | −821−4.9% | Reduced |
| Schonfeld Strategic Advisors LLC | 18,053 | $193.0K | 0.00% | −1,138−5.9% | Reduced |
| Wellspring Financial Advisors, LLC | 21,200 | $226.6K | 0.02% | 00.0% | Unchanged |
| Robinson Capital Management, LLC | 22,250 | $238.1K | 0.10% | 00.0% | Unchanged |
| Kepos Capital LP | 42,500 | $454.0K | 2.58% | 00.0% | Unchanged |
| Dakota Wealth Management | 48,400 | $517.4K | 0.01% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 49,816 | $533.0K | 0.00% | +82+0.2% | Added |
| Lineage Point Capital LP | 65,000 | $694.9K | 0.26% | +65,000 | New |
| The PNC Financial Services Group, Inc. | 80,000 | $855.2K | 0.00% | 00.0% | Unchanged |
| Shaolin Capital Management LLC | 125,000 | $1.34M | 0.05% | +25,000+25.0% | Added |
| Goldman Sachs Group Inc | 137,739 | $1.47M | 0.00% | −84−0.1% | Reduced |
| Moore Capital Management, LP | 200,000 | $2.14M | 0.04% | 00.0% | Unchanged |
| Verition Fund Management LLC | 229,124 | $2.45M | 0.01% | +1,500+0.7% | Added |
| Glazer Capital, LLC | 250,100 | $2.67M | 0.07% | −10,000−3.8% | Reduced |
| UBS Oconnor LLC | 250,000 | $2.67M | 0.07% | −100,000−28.6% | Reduced |
| Jain Global LLC | 250,000 | $2.67M | 0.03% | 00.0% | Unchanged |
| Deutsche Bank AG | 290,000 | $3.10M | 0.00% | 00.0% | Unchanged |
| Healthcare of Ontario Pension Plan Trust Fund | 295,938 | $3.17M | 0.01% | 00.0% | Unchanged |
| Berkley W R Corp | 312,290 | $3.34M | 0.19% | +14,298+4.8% | Added |
| Mizuho Securities USA LLC | 319,909 | $3.38M | 0.06% | +119,909+60.0% | Added |
| Periscope Capital Inc. | 344,000 | $3.68M | 0.71% | 00.0% | Unchanged |
| Toronto Dominion Bank | 400,000 | $4.28M | 0.01% | −461,649−53.6% | Reduced |
| Meteora Capital, LLC | 408,719 | $4.37M | 0.37% | +157,689+62.8% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 412,264 | $4.41M | 0.02% | 00.0% | Unchanged |
| Heights Capital Management, Inc | 416,096 | $4.45M | 1.68% | −5,079−1.2% | Reduced |
| Rivernorth Capital Management, LLC | 420,111 | $4.49M | 0.21% | −821−0.2% | Reduced |
| Aristeia Capital LLC | 490,750 | $5.25M | 0.15% | 00.0% | Unchanged |
| L1 Global Manager Pty Ltd | 567,566 | $6.07M | 3.97% | +567,566 | New |
| Radcliffe Capital Management, L.P. | 573,222 | $6.13M | 0.33% | +327+0.1% | Added |
| Two Sigma Investments, LP | 625,000 | $6.68M | 0.01% | 00.0% | Unchanged |
| Tenor Capital Management Co., L.P. | 750,000 | $8.02M | 0.11% | 00.0% | Unchanged |
| Linden Advisors LP | 797,584 | $8.53M | 0.05% | 00.0% | Unchanged |
| Wolverine Asset Management LLC | 951,749 | $10.2M | 0.14% | −3,117−0.3% | Reduced |
| Wealthspring Capital LLC | 1,018,282 | $10.9M | 2.57% | −13,581−1.3% | Reduced |
| Polar Asset Management Partners Inc. | 1,174,996 | $12.6M | 0.25% | 00.0% | Unchanged |
| LMR Partners LLP | 1,225,000 | $13.1M | 0.13% | 00.0% | Unchanged |
| MMCAP International Inc. SPC | 1,275,000 | $13.6M | 1.36% | 00.0% | Unchanged |
| Westchester Capital Management, LLC | 1,360,852 | $14.6M | 0.68% | +250,000+22.5% | Added |
| HGC Investment Management Inc. | 1,375,000 | $14.7M | 3.12% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 1,423,125 | $15.2M | 0.01% | 00.0% | Unchanged |
| CNH Partners LLC | 1,576,119 | $16.9M | 0.35% | 00.0% | Unchanged |
| Alberta Investment Management Corp | 1,625,000 | $17.4M | 0.10% | 00.0% | Unchanged |
| Picton Mahoney Asset Management | 1,875,000 | $20.0M | 0.22% | 00.0% | Unchanged |
| Vivaldi Asset Management, LLC | 2,091,077 | $22.4M | 1.35% | 00.0% | Unchanged |
| Karpus Management, Inc. | 2,331,866 | $24.9M | 0.77% | +25,050+1.1% | Added |
| Quarry LP | 0 | $0 | 0.00% | −64,977−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −8,000−100.0% | Sold out |