MCGANasdaqFinance ServicesFiscal year ends December 31Also trades as MCGAU, MCGAW
Yorkville Acquisition Corp.
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 12, 2026
$10.39+0.01 (+0.10%)
Close on Oct 19, 2026
- Market cap
- –
- P/E (TTM)
- –
- Dividend yield
- –
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
16M
Shares held, 13F filers
Institutional holders
53
4 new, 2 sold out
Net institutional buying
1M
In Q2 2026
Insider trades, 12 months
0 buys · 0 sales
Open-market trades only
Shares held by institutions
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| Goldman Jay G | 800,000 | 5.20% | 13G (passive) | Jun 30, 2025 |
| Yaii Gp, LP | 6,101,825 | 25.88% | 13D (active) | Jun 26, 2025 |
| Anson Advisors Inc. | 1,774,150 | 9.90% | 13G (passive) amendment | Dec 31, 2025 |
| Anson Funds Management LP | 1,772,150 | 9.90% | 13G (passive) amendment | Sep 30, 2025 |
| W.R. Berkley Corporation | 1,645,570 | 9.20% | 13G (passive) | Mar 31, 2026 |
| Harraden Circle Investments, LLC | 1,612,400 | 9.04% | 13G (passive) amendment | Sep 30, 2025 |
| Mizuho Financial Group, Inc. | 1,565,425 | 8.80% | 13G (passive) amendment | Jun 30, 2026 |
| Harraden Circle Investors GP, LP | 1,310,038 | 7.35% | 13G (passive) amendment | Jun 30, 2025 |
| Meteora Capital, LLC | 1,074,686 | 6.03% | 13G (passive) | Jun 30, 2025 |
| Benjamin John Durham | 1,035,316 | 5.81% | 13G (passive) | Sep 30, 2025 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of MCGA | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| Mizuho Securities USA LLC | 2,857,678 | – | $28.99M | +1,565,425 | 0.28% |
| Berkley W R Corp | 1,645,570 | – | $16.80M | – | 0.77% |
| Murchinson Ltd. | 1,000,400 | – | $10.21M | – | 1.41% |
| Davidson Kempner Capital Management LP | 850,000 | – | $8.68M | – | 0.10% |
| Crossingbridge Advisors, LLC | 850,000 | – | $8.68M | – | 1.53% |
| D. E. Shaw & Co., Inc. | 750,000 | – | $7.66M | – | 0.00% |
| Meteora Capital, LLC | 704,353 | – | $7.19M | −89,585 | 0.60% |
| Boothbay Fund Management, LLC | 637,610 | – | $6.51M | – | 0.09% |
| DLD Asset Management, LP | 613,910 | – | $6.27M | −27,227 | 0.41% |
| Westchester Capital Management, LLC | 550,000 | – | $5.62M | – | 0.27% |
| RLH Capital LLC | 442,231 | – | $4.52M | – | 2.16% |
| Shaolin Capital Management LLC | 338,625 | – | $3.46M | −61,375 | 0.16% |
| Millennium Management LLC | 316,500 | – | $3.23M | – | 0.00% |
| First Trust Capital Management L.P. | 312,330 | – | $3.19M | – | 0.19% |
| AQR Arbitrage LLC | 295,494 | – | $3.02M | +2,728 | 0.04% |
| Radcliffe Capital Management, L.P. | 294,690 | – | $3.01M | – | 0.23% |
| Polar Asset Management Partners Inc. | 264,692 | – | $2.70M | +25,000 | 0.04% |
| Clear Street Group Inc. | 263,316 | – | $137.71K | −32,518 | 0.00% |
| Glazer Capital, LLC | 263,158 | – | $2.69K | +12,836 | 0.07% |
| Quarry LP | 252,105 | – | $2.57M | – | 0.21% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|
| Q2 2026 | 53 | 16M | 4 / 9 | 10 / 2 | 2M | 0M |
| Q1 2026 | 52 | 15M | 9 / 13 | 9 / 5 | 6M | 5M |
| Q4 2025 | 48 | 14M | 6 / 14 | 6 / 11 | 4M | 1M |
| Q3 2025 | 55 | 12M | 55 / 0 | 0 / 0 | 12M | 0M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
| Fund | Shares | % of MCGA | Value | % of fund | As of |
|---|---|---|---|---|---|
| RiverPark Strategic Income Fund | 500,000 | – | $5.11M | 0.82% | Jun 30, 2026 |
| CrossingBridge Low Duration High Income Fund | 300,000 | – | $3.06M | 0.17% | Jun 30, 2026 |
| First Trust Merger Arbitrage Fund | 262,128 | – | $2.68M | 0.16% | Jun 30, 2026 |
| First Trust Multi-Strategy Fund | 48,371 | – | $493.87K | 0.04% | Jun 30, 2026 |
| Global Multi-Strategy Fund | 12,308 | – | $125.79K | 0.02% | May 31, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | Latest filing |
|---|---|---|---|
| Michael Rosselli | Chief Financial Officer, Director | – | Jun 30, 2025 |
| Kevin McGurn | Chief Executive Officer, Director | – | Jun 26, 2025 |
| Troy Rillo | Chief Financial Officer | 91,770 | Sep 10, 2025 |
| Mark Angelo | Director, 10% owner | 351,825 | Jul 21, 2026 |
| Theodore William McDonagh | Director | – | Sep 19, 2025 |
| Owen Arthur May | Director | – | Sep 2, 2025 |
| Omar Hasan | Director | – | Jun 27, 2025 |
| Scott Glabe | Director | – | Jun 26, 2025 |
| Devin G. Nunes | Director | – | Jun 26, 2025 |
| Acquisition Sponsor LLC Yorkville | 10% owner | 351,825 | Jul 21, 2026 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| Troy Rillo Chief Financial Officer | Aug 25, 2025 | Buy | +91,770 | $1.00 | $91.77K | 91,770 |
| Mark Angelo Director, 10% owner | Jun 30, 2025 | Buy | +351,825 | – | – | 351,825 |
| Acquisition Sponsor LLC Yorkville 10% owner | Jun 30, 2025 | Buy | +351,825 | – | – | 351,825 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.