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 |
|---|---|---|---|---|---|
| Morgan Stanley | 47 | $476 | 0.00% | +47 | New |
| HGC Investment Management Inc. | 3,852 | $39.0K | 0.01% | −21,148−84.6% | Reduced |
| UBS Group AG | 3,870 | $39.2K | 0.00% | +3,742+2,923.4% | Added |
| Geode Capital Management, LLC | 12,458 | $126.2K | 0.00% | 00.0% | Unchanged |
| Virtu Financial LLC | 12,722 | $129.0K | 0.00% | +2,271+21.7% | Added |
| Schonfeld Strategic Advisors LLC | 15,000 | $151.9K | 0.00% | +15,000 | New |
| FNY Investment Advisers, LLC | 27,000 | $273.0K | 0.08% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 29,905 | $302.9K | 0.00% | −37,637−55.7% | Reduced |
| Wolverine Asset Management LLC | 45,000 | $455.9K | 0.01% | 00.0% | Unchanged |
| Parallax Volatility Advisers, L.P. | 45,522 | $461.1K | 0.01% | +45,522 | New |
| K2 Principal Fund, L.P. | 65,000 | $658.5K | 0.07% | 00.0% | Unchanged |
| Jane Street Group, LLC | 74,386 | $753.5K | 0.00% | +74,386 | New |
| Jain Global LLC | 75,000 | $759.8K | 0.01% | +75,000 | New |
| CSS LLC | 82,253 | $833.2K | 0.05% | 00.0% | Unchanged |
| Picton Mahoney Asset Management | 84,996 | $861.0K | 0.01% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 96,123 | $973.7K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 98,436 | $997.2K | 0.00% | +98,436 | New |
| 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 |
| Periscope Capital Inc. | 125,000 | $1.27M | 0.25% | 00.0% | Unchanged |
| HRT Financial LP | 143,756 | $1.46M | 0.00% | −1,607−1.1% | Reduced |
| Hudson Bay Capital Management LP | 150,000 | $1.52M | 0.01% | 00.0% | Unchanged |
| Glazer Capital, LLC | 183,189 | $1.86M | 0.05% | +42,084+29.8% | Added |
| Magnetar Financial LLC | 195,000 | $1.98M | 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 |
| LMR Partners LLP | 207,208 | $2.10M | 0.02% | 00.0% | Unchanged |
| Polar Asset Management Partners Inc. | 239,692 | $2.43M | 0.05% | 00.0% | Unchanged |
| Clear Street Group Inc. | 469,539 | $2.43M | 0.01% | +270,039+135.4% | Added |
| Shaolin Capital Management LLC | 250,000 | $2.53M | 0.10% | +200,000+400.0% | Added |
| Vivaldi Asset Management, LLC | 262,030 | $2.65M | 0.16% | 00.0% | Unchanged |
| Millennium Management LLC | 277,462 | $2.81M | 0.00% | +178,459+180.3% | Added |
| Radcliffe Capital Management, L.P. | 294,690 | $2.99M | 0.16% | −3,041−1.0% | Reduced |
| CNH Partners LLC | 303,867 | $3.08M | 0.06% | 00.0% | Unchanged |
| BCK Capital Management LP | 379,000 | $3.84M | 21.37% | +281,310+288.0% | Added |
| Berkley W R Corp | 383,347 | $3.88M | 0.22% | +303,164+378.1% | Added |
| Mizuho Securities USA LLC | 538,541 | $5.45M | 0.09% | +485,581+916.9% | Added |
| DLD Asset Management, LP | 613,276 | $6.21M | 0.65% | +111,549+22.2% | Added |
| Boothbay Fund Management, LLC | 637,610 | $6.46M | 0.17% | −216,640−25.4% | Reduced |
| Meteora Capital, LLC | 803,822 | $8.14M | 0.68% | +640,950+393.5% | Added |
| Davidson Kempner Capital Management LP | 850,000 | $8.61M | 0.13% | +415,176+95.5% | Added |
| Murchinson Ltd. | 1,000,400 | $10.1M | 5.44% | 00.0% | Unchanged |
| Decagon Asset Management LLP | 1,215,386 | $12.3M | 5.18% | +180,070+17.4% | Added |
| Harraden Circle Investments, LLC | 1,443,900 | $14.6M | 2.68% | −168,500−10.5% | Reduced |
| Anson Funds Management LP | 1,774,150 | $18.0M | 2.50% | +302,000+20.5% | Added |
| 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 |