Yorkville Acquisition Corp.
MCGAU- Exchange
- Nasdaq
- Industry
- Finance Services
- SEC CIK
- 0002064658
No open-market purchases or sales by Yorkville Acquisition Corp. insiders were filed in the last 90 days; 7 institutions reported holding it in 13F filings for Q2 2026, worth $5.16M in total; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in Yorkville Acquisition Corp. as of Sep 30, 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
- 17
- −47 vs. Q2 2025
- Shares held
- 832.1K
- −10.7M (−92.8%) vs. Q2 2025
- Total value
- $9.21M
- −$120.1M (−92.9%) vs. Q2 2025
- New holders
- 5
- 2 more added
- Sold out
- 52
- 8 more reduced
1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MCGAU 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 | 7 | $5.16M |
| Q1 2026 | 8 | $4.78M |
| Q4 2025 | 11 | $3.80M |
| Q3 2025 | 17 | $9.21M |
| Q2 2025 | 65 | $134.7M |
| Q1 2025 | 0 | $0 |
| Q4 2024 | 0 | $0 |
| Q3 2024 | 0 | $0 |
| 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, Q3 2025
Shares, value and share of portfolio for each institution holding Yorkville Acquisition Corp.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlueCrest Capital Management Ltd | 176,991 | $1.96M | 0.12% | +176,991 | New |
| Millennium Management LLC | 146,500 | $1.62M | 0.00% | −101,200−40.9% | Reduced |
| Massar Capital Management, LP | 130,000 | $1.44M | 0.51% | +30,000+30.0% | Added |
| Clear Street Group Inc. | 94,952 | $1.05M | 0.01% | +94,952 | New |
| Jain Global LLC | 75,000 | $837.8K | 0.01% | 00.0% | Unchanged |
| Parallax Volatility Advisers, L.P. | 50,000 | $552.5K | 0.02% | −7,500−13.0% | Reduced |
| JPMorgan Chase & Co | 40,000 | $446.8K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 25,112 | $277.5K | 0.00% | +20,000+391.2% | Added |
| BCK Capital Management LP | 23,185 | $256.2K | 0.27% | −1,815−7.3% | Reduced |
| Schonfeld Strategic Advisors LLC | 18,144 | $200.5K | 0.00% | −31,856−63.7% | Reduced |
| Virtu Financial LLC | 14,259 | $159.0K | 0.01% | +14,259 | New |
| Robinson Capital Management, LLC | 10,000 | $111.7K | 0.08% | +10,000 | New |
| Yakira Capital Management, Inc. | 10,000 | $110.5K | 0.04% | −10,000−50.0% | Reduced |
| Rangeley Capital, LLC | 10,000 | $110.5K | 0.10% | +10,000 | New |
| Glazer Capital, LLC | 5,000 | $55.0K | 0.00% | −90,000−94.7% | Reduced |
| Dauntless Investment Group, LLC | 2,991 | $33.1K | 0.09% | −19,684−86.8% | Reduced |
| Picton Mahoney Asset Management | 4 | $0 | 0.00% | −84,996−100.0% | Reduced |
| Harraden Circle Investments, LLC | 0 | $0 | 0.00% | −1,310,038−100.0% | Sold out |
| Anson Funds Management LP | 0 | $0 | 0.00% | −1,276,808−100.0% | Sold out |
| Meteora Capital, LLC | 0 | $0 | 0.00% | −1,074,686−100.0% | Sold out |
| J. Goldman & Co LP | 0 | $0 | 0.00% | −800,000−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −407,812−100.0% | Sold out |
| CNH Partners LLC | 0 | $0 | 0.00% | −400,000−100.0% | Sold out |
| Polar Asset Management Partners Inc. | 0 | $0 | 0.00% | −400,000−100.0% | Sold out |
| LMR Partners LLP | 0 | $0 | 0.00% | −400,000−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −350,000−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −300,000−100.0% | Sold out |
| Decagon Asset Management LLP | 0 | $0 | 0.00% | −295,671−100.0% | Sold out |
| Linden Advisors LP | 0 | $0 | 0.00% | −250,000−100.0% | Sold out |
| Tenor Capital Management Co., L.P. | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| Vivaldi Asset Management, LLC | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| Periscope Capital Inc. | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| Westchester Capital Management, LLC | 0 | $0 | 0.00% | −150,000−100.0% | Sold out |
| Radcliffe Capital Management, L.P. | 0 | $0 | 0.00% | −150,000−100.0% | Sold out |
| Context Capital Management, LLC | 0 | $0 | 0.00% | −150,000−100.0% | Sold out |
| Fort Baker Capital Management LP | 0 | $0 | 0.00% | −150,000−100.0% | Sold out |
| Berkley W R Corp | 0 | $0 | 0.00% | −133,905−100.0% | Sold out |
| K2 Principal Fund, L.P. | 0 | $0 | 0.00% | −115,000−100.0% | Sold out |
| Toronto Dominion Bank | 0 | $0 | 0.00% | −110,000−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Wexford Capital LP | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Sculptor Capital LP | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Whitebox Advisors LLC | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Moore Capital Management, LP | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Saba Capital Management, L.P. | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Mint Tower Capital Management B.V. | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| HGC Investment Management Inc. | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Shaolin Capital Management LLC | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Quarry LP | 0 | $0 | 0.00% | −85,611−100.0% | Sold out |
| Scoggin Management LP | 0 | $0 | 0.00% | −75,000−100.0% | Sold out |
| Praetorian PR LLC | 0 | $0 | 0.00% | −70,139−100.0% | Sold out |
| Wolverine Asset Management LLC | 0 | $0 | 0.00% | −70,000−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Atw Spac Management LLC | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Gritstone Asset Management LLC | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Highbridge Capital Management LLC | 0 | $0 | 0.00% | −45,275−100.0% | Sold out |
| DLD Asset Management, LP | 0 | $0 | 0.00% | −35,200−100.0% | Sold out |
| Tuttle Tactical Management | 0 | $0 | 0.00% | −30,000−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −26,782−100.0% | Sold out |
| Alpine Global Management, LLC | 0 | $0 | 0.00% | −25,000−100.0% | Sold out |
| Weiss Asset Management LP | 0 | $0 | 0.00% | −22,010−100.0% | Sold out |
| Bluefin Capital Management, LLC | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| Bulldog Investors, LLP | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| Patriot Financial Group Insurance Agency, LLC | 0 | $0 | 0.00% | −18,500−100.0% | Sold out |
| Mizuho Securities USA LLC | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −14,604−100.0% | Sold out |
| Azora Capital LP | 0 | $0 | 0.00% | −12,010−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −11,036−100.0% | Sold out |
| Clear Street LLC | – | – | – | – | Not filed |