Yorkville Acquisition Corp.
MCGA- 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; 54 institutions reported holding it in 13F filings for Q2 2026, worth $153.6M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Yorkville 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
- 48
- −5 vs. Q3 2025
- Shares held
- 14.4M
- +2.35M (+19.5%) vs. Q3 2025
- Total value
- $143.7M
- +$15.1M (+11.7%) vs. Q3 2025
- New holders
- 6
- 14 more added
- Sold out
- 11
- 6 more reduced
2 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MCGA 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 | 54 | $153.6M |
| Q1 2026 | 52 | $151.7M |
| Q4 2025 | 48 | $143.7M |
| Q3 2025 | 55 | $129.3M |
| Q2 2025 | 0 | $0 |
| 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, Q4 2025
Shares, value and share of portfolio for each institution holding Yorkville Acquisition Corp.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Anson Funds Management LP | 1,774,150 | $18.0M | 2.50% | +302,000+20.5% | Added |
| Harraden Circle Investments, LLC | 1,443,900 | $14.6M | 2.68% | −168,500−10.5% | Reduced |
| Decagon Asset Management LLP | 1,215,386 | $12.3M | 5.18% | +180,070+17.4% | Added |
| Murchinson Ltd. | 1,000,400 | $10.1M | 5.44% | 00.0% | Unchanged |
| Davidson Kempner Capital Management LP | 850,000 | $8.61M | 0.13% | +415,176+95.5% | Added |
| Meteora Capital, LLC | 803,822 | $8.14M | 0.68% | +640,950+393.5% | Added |
| Boothbay Fund Management, LLC | 637,610 | $6.46M | 0.17% | −216,640−25.4% | Reduced |
| DLD Asset Management, LP | 613,276 | $6.21M | 0.65% | +111,549+22.2% | Added |
| Mizuho Securities USA LLC | 538,541 | $5.45M | 0.09% | +485,581+916.9% | Added |
| Berkley W R Corp | 383,347 | $3.88M | 0.22% | +303,164+378.1% | Added |
| BCK Capital Management LP | 379,000 | $3.84M | 21.37% | +281,310+288.0% | Added |
| CNH Partners LLC | 303,867 | $3.08M | 0.06% | 00.0% | Unchanged |
| Radcliffe Capital Management, L.P. | 294,690 | $2.99M | 0.16% | −3,041−1.0% | Reduced |
| Millennium Management LLC | 277,462 | $2.81M | 0.00% | +178,459+180.3% | Added |
| Vivaldi Asset Management, LLC | 262,030 | $2.65M | 0.16% | 00.0% | Unchanged |
| Shaolin Capital Management LLC | 250,000 | $2.53M | 0.10% | +200,000+400.0% | Added |
| Clear Street Group Inc. | 469,539 | $2.43M | 0.01% | +270,039+135.4% | Added |
| Polar Asset Management Partners Inc. | 239,692 | $2.43M | 0.05% | 00.0% | Unchanged |
| LMR Partners LLP | 207,208 | $2.10M | 0.02% | 00.0% | Unchanged |
| Linden Advisors LP | 200,000 | $2.03M | 0.01% | 00.0% | Unchanged |
| Tenor Capital Management Co., L.P. | 200,000 | $2.03M | 0.03% | 00.0% | Unchanged |
| Magnetar Financial LLC | 195,000 | $1.98M | 0.02% | 00.0% | Unchanged |
| Glazer Capital, LLC | 183,189 | $1.86M | 0.05% | +42,084+29.8% | Added |
| Hudson Bay Capital Management LP | 150,000 | $1.52M | 0.01% | 00.0% | Unchanged |
| HRT Financial LP | 143,756 | $1.46M | 0.00% | −1,607−1.1% | Reduced |
| Periscope Capital Inc. | 125,000 | $1.27M | 0.25% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 100,000 | $1.01M | 0.00% | 00.0% | Unchanged |
| Whitebox Advisors LLC | 100,000 | $1.01M | 0.02% | 00.0% | Unchanged |
| Context Capital Management, LLC | 100,000 | $1.01M | 0.03% | 00.0% | Unchanged |
| Moore Capital Management, LP | 100,000 | $1.01M | 0.02% | 00.0% | Unchanged |
| Mint Tower Capital Management B.V. | 100,000 | $1.01M | 0.13% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 98,436 | $997.2K | 0.00% | +98,436 | New |
| BNP Paribas Arbitrage, SA | 96,123 | $973.7K | 0.00% | 00.0% | Unchanged |
| Picton Mahoney Asset Management | 84,996 | $861.0K | 0.01% | 00.0% | Unchanged |
| CSS LLC | 82,253 | $833.2K | 0.05% | 00.0% | Unchanged |
| Jain Global LLC | 75,000 | $759.8K | 0.01% | +75,000 | New |
| Jane Street Group, LLC | 74,386 | $753.5K | 0.00% | +74,386 | New |
| K2 Principal Fund, L.P. | 65,000 | $658.5K | 0.07% | 00.0% | Unchanged |
| Parallax Volatility Advisers, L.P. | 45,522 | $461.1K | 0.01% | +45,522 | New |
| Wolverine Asset Management LLC | 45,000 | $455.9K | 0.01% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 29,905 | $302.9K | 0.00% | −37,637−55.7% | Reduced |
| FNY Investment Advisers, LLC | 27,000 | $273.0K | 0.08% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 15,000 | $151.9K | 0.00% | +15,000 | New |
| Virtu Financial LLC | 12,722 | $129.0K | 0.00% | +2,271+21.7% | Added |
| Geode Capital Management, LLC | 12,458 | $126.2K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 3,870 | $39.2K | 0.00% | +3,742+2,923.4% | Added |
| HGC Investment Management Inc. | 3,852 | $39.0K | 0.01% | −21,148−84.6% | Reduced |
| Morgan Stanley | 47 | $476 | 0.00% | +47 | New |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −407,812−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −120,716−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −101,000−100.0% | Sold out |
| Fifth Lane Capital, LP | 0 | $0 | 0.00% | −76,227−100.0% | Sold out |
| RK Capital Management, LLC | 0 | $0 | 0.00% | −72,908−100.0% | Sold out |
| Cantor Fitzgerald, L. P. | 0 | $0 | 0.00% | −55,278−100.0% | Sold out |
| Pekin Hardy Strauss, Inc. | 0 | $0 | 0.00% | −26,500−100.0% | Sold out |
| Toronto Dominion Bank | 0 | $0 | 0.00% | −22,814−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −20,411−100.0% | Sold out |
| Azora Capital LP | 0 | $0 | 0.00% | −12,493−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −11,967−100.0% | Sold out |
| Maso Capital Partners Ltd | – | – | – | – | Not filed |
| Atw Spac Management LLC | – | – | – | – | Not filed |