Who Owns Mountain Lake Acquisition Corp II (MLAAW)? -- Institutional Holders (2026-06-30)
57 institutions reported holding $4.9M of Mountain Lake Acquisition Corp II (MLAAW) in SEC 13F filings for 2026-06-30. Largest institutional holders: BOOTHBAY FUND MANAGEMENT, LLC ($899,162), ARISTEIA CAPITAL, L.L.C. ($311,333), Alberta Investment Management Corp ($236,338), Magnetar Financial LLC ($220,410), Linden Advisors LP ($213,300). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | BOOTHBAY FUND MANAGEMENT, LLC | $899,162 | 90,550 | Added |
| 2 | ARISTEIA CAPITAL, L.L.C. | $311,333 | 1.1M | New |
| 3 | Alberta Investment Management Corp | $236,338 | 875,000 | New |
| 4 | Magnetar Financial LLC | $220,410 | 775,000 | Trimmed |
| 5 | Linden Advisors LP | $213,300 | 749,999 | Hold |
| 6 | ADAGE CAPITAL PARTNERS GP, L.L.C. | $189,070 | 700,000 | Trimmed |
| 7 | AQR Arbitrage LLC | $188,381 | 724,541 | New |
| 8 | Lineage Point Capital LP | $175,152 | 648,472 | New |
| 9 | LMR Partners LLP | $168,813 | 625,000 | New |
| 10 | HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | $168,750 | 625,000 | Hold |
| 11 | Verition Fund Management LLC | $150,333 | 556,584 | Trimmed |
| 12 | TENOR CAPITAL MANAGEMENT Co., L.P. | $143,097 | 529,794 | Hold |
| 13 | HIGHBRIDGE CAPITAL MANAGEMENT LLC | $135,650 | 0 | New |
| 14 | SONA ASSET MANAGEMENT (US) LLC | $135,050 | 500,000 | Hold |
| 15 | Polar Asset Management Partners Inc. | $135,050 | 500,000 | Hold |
| 16 | BNP PARIBAS FINANCIAL MARKETS | $100,336 | 371,479 | New |
| 17 | GLAZER CAPITAL, LLC | $95,000 | 350,000 | Trimmed |
| 18 | MILLENNIUM MANAGEMENT LLC | $85,919 | 318,100 | New |
| 19 | Westchester Capital Management, LLC | $82,960 | 307,261 | New |
| 20 | Radcliffe Capital Management, L.P. | $71,638 | 251,890 | Trimmed |
| 21 | RIVERNORTH CAPITAL MANAGEMENT, LLC | $70,000 | 250,000 | New |
| 22 | MOORE CAPITAL MANAGEMENT, LP | $67,525 | 250,000 | New |
| 23 | MMCAP International Inc. SPC | $67,525 | 250,000 | New |
| 24 | PICTON MAHONEY ASSET MANAGEMENT | $65,000 | 250,000 | New |
| 25 | Shaolin Capital Management LLC | $59,057 | 218,649 | Trimmed |
Source: SEC Form 13F filings · as of 2026-06-30