GP-Act III Acquisition Corp.
GPATW- 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; 32 institutions reported holding it in 13F filings for Q2 2026, worth $2.54M in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in GP-Act III Acquisition Corp. as of Jun 30, 2026. 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
- 32
- 0 vs. Q1 2026
- Shares held
- 12.8M
- −54.5K (−0.4%) vs. Q1 2026
- Total value
- $2.54M
- +$716.5K (+39.3%) vs. Q1 2026
- New holders
- 2
- 5 more added
- Sold out
- 2
- 4 more reduced
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting GPATW 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 | 32 | $2.54M |
| Q1 2026 | 32 | $1.83M |
| Q4 2025 | 32 | $3.54M |
| Q3 2025 | 31 | $4.07M |
| Q2 2025 | 28 | $4.94M |
| Q1 2025 | 27 | $3.00M |
| Q4 2024 | 29 | $2.23M |
| Q3 2024 | 28 | $1.62M |
| 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, Q2 2026
Shares, value and share of portfolio for each institution holding GP-Act III Acquisition Corp.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Harraden Circle Investments, LLC | 1,520,737 | $288.9K | 0.04% | 00.0% | Unchanged |
| Polar Asset Management Partners Inc. | 1,237,500 | $235.1K | 0.00% | 00.0% | Unchanged |
| Healthcare of Ontario Pension Plan Trust Fund | 937,500 | $207.2K | 0.00% | 00.0% | Unchanged |
| Picton Mahoney Asset Management | 937,500 | $207.2K | 0.00% | 00.0% | Unchanged |
| MMCAP International Inc. SPC | 1,037,500 | $197.1K | 0.02% | 00.0% | Unchanged |
| Alberta Investment Management Corp | 812,500 | $154.4K | 0.00% | 00.0% | Unchanged |
| Wealthspring Capital LLC | 759,264 | $144.3K | 0.03% | −4,700−0.6% | Reduced |
| LMR Partners LLP | 612,500 | $116.4K | 0.00% | 00.0% | Unchanged |
| Lineage Point Capital LP | 575,477 | $109.3K | 0.02% | +68,293+13.5% | Added |
| Toronto Dominion Bank | 481,824 | $91.5K | 0.00% | +5,182+1.1% | Added |
| CNH Partners LLC | 458,963 | $87.2K | 0.00% | +1,361+0.3% | Added |
| Linden Advisors LP | 360,400 | $86.5K | 0.00% | 00.0% | Unchanged |
| CSS LLC | 441,672 | $83.9K | 0.00% | 00.0% | Unchanged |
| Aristeia Capital LLC | 245,375 | $58.9K | 0.00% | 00.0% | Unchanged |
| Shaolin Capital Management LLC | 294,650 | $56.0K | 0.00% | −204,699−41.0% | Reduced |
| Lepercq De Neuflize Asset Management LLC | 250,000 | $47.5K | 0.03% | +100,000+66.7% | Added |
| Saba Capital Management, L.P. | 193,229 | $46.4K | 0.00% | 00.0% | Unchanged |
| Rivernorth Capital Management, LLC | 225,599 | $43.9K | 0.00% | 00.0% | Unchanged |
| Verition Fund Management LLC | 225,400 | $42.8K | 0.00% | 00.0% | Unchanged |
| Periscope Capital Inc. | 210,700 | $42.1K | 0.01% | 00.0% | Unchanged |
| Gritstone Asset Management LLC | 217,248 | $41.3K | 0.04% | 00.0% | Unchanged |
| Meteora Capital, LLC | 200,000 | $38.0K | 0.00% | −38,185−16.0% | Reduced |
| Clear Street Group Inc. | 198,794 | $37.8K | 0.00% | 00.0% | Unchanged |
| L1 Global Manager Pty Ltd | 110,325 | $21.0K | 0.02% | +110,325 | New |
| Moore Capital Management, LP | 100,000 | $19.0K | 0.00% | 00.0% | Unchanged |
| DLD Asset Management, LP | 90,500 | $17.2K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 30,923 | $5.88K | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 22,600 | $4.29K | 0.00% | +22,600 | New |
| Schonfeld Strategic Advisors LLC | 17,743 | $3.37K | 0.00% | +7,743+77.4% | Added |
| Susquehanna International Group, LLP | 17,600 | $3.34K | 0.00% | −505−2.8% | Reduced |
| Radcliffe Capital Management, L.P. | 13,070 | $3.14K | 0.00% | 00.0% | Unchanged |
| Longfellow Investment Management Co LLC | 3,900 | $741 | 0.00% | 00.0% | Unchanged |
| K2 Principal Fund, L.P. | 0 | $0 | 0.00% | −121,798−100.0% | Sold out |
| National Bank of Canada | 0 | $0 | 0.00% | −109−100.0% | Sold out |