Mountain Lake Acquisition Corp. II
MLAAW- Exchange
- Nasdaq
- Industry
- Blank Checks
- SEC CIK
- 0002094265
No open-market purchases or sales by Mountain Lake Acquisition Corp. II insiders were filed in the last 90 days; 50 institutions reported holding it in 13F filings for Q2 2026, worth $3.87M in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in Mountain Lake Acquisition Corp. II as of Jun 30, 2026. 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
- 50
- +24 vs. Q1 2026
- Shares held
- 13.8M
- +5.58M (+68.0%) vs. Q1 2026
- Total value
- $3.87M
- +$2.79M (+259.9%) vs. Q1 2026
- New holders
- 30
- 2 more added
- Sold out
- 6
- 9 more reduced
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MLAAW 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 | 50 | $3.87M |
| Q1 2026 | 26 | $1.07M |
| Q4 2025 | 0 | $0 |
| Q3 2025 | 0 | $0 |
| 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, Q2 2026
Shares, value and share of portfolio for each institution holding Mountain Lake Acquisition Corp. II; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| SRS Capital Advisors, Inc. | 750 | $203 | 0.00% | +750 | New |
| UBS Group AG | 9,665 | $2.61K | 0.00% | +9,665 | New |
| Cable Car Capital LLC | 15,000 | $4.05K | 0.00% | +15,000 | New |
| Fort Baker Capital Management LP | 23,500 | $6.35K | 0.00% | +23,500 | New |
| Parallax Volatility Advisers, L.P. | 33,790 | $9.61K | 0.00% | +33,790 | New |
| Quarry LP | 37,500 | $10.1K | 0.00% | +37,500 | New |
| Clear Street Group Inc. | 44,387 | $12.0K | 0.00% | −39,595−47.1% | Reduced |
| Galaxy Digital Inc. | 50,000 | $13.5K | 0.00% | 00.0% | Unchanged |
| Sculptor Capital LP | 52,179 | $14.1K | 0.00% | +52,179 | New |
| Schonfeld Strategic Advisors LLC | 75,000 | $20.3K | 0.00% | +75,000 | New |
| Walleye Capital LLC | 75,000 | $20.3K | 0.00% | +75,000 | New |
| RLH Capital LLC | 75,000 | $20.3K | 0.01% | +75,000 | New |
| CSS LLC | 78,118 | $21.1K | 0.00% | −17,000−17.9% | Reduced |
| HGC Investment Management Inc. | 88,352 | $23.9K | 0.00% | +88,352 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 90,300 | $24.4K | 0.00% | +90,300 | New |
| Centiva Capital, LP | 95,000 | $25.7K | 0.00% | +95,000 | New |
| Meteora Capital, LLC | 95,000 | $25.7K | 0.00% | +95,000 | New |
| Readystate Asset Management LP | 100,736 | $27.2K | 0.00% | +100,736 | New |
| Wolverine Asset Management LLC | 115,302 | $31.1K | 0.00% | +115,302 | New |
| Toronto Dominion Bank | 119,104 | $32.2K | 0.00% | +119,104 | New |
| Mint Tower Capital Management B.V. | 125,000 | $34.0K | 0.00% | 00.0% | Unchanged |
| DLD Asset Management, LP | 150,000 | $40.5K | 0.00% | +100,000+200.0% | Added |
| D. E. Shaw & Co., Inc. | 162,500 | $42.3K | 0.00% | 00.0% | Unchanged |
| Wealthspring Capital LLC | 168,240 | $45.4K | 0.01% | +168,240 | New |
| Whitebox Advisors LLC | 200,000 | $54.0K | 0.00% | 00.0% | Unchanged |
| Periscope Capital Inc. | 212,500 | $57.4K | 0.01% | −37,500−15.0% | Reduced |
| Shaolin Capital Management LLC | 218,649 | $59.1K | 0.00% | −150,000−40.7% | Reduced |
| Picton Mahoney Asset Management | 250,000 | $65.0K | 0.00% | +250,000 | New |
| MMCAP International Inc. SPC | 250,000 | $67.5K | 0.01% | +250,000 | New |
| Moore Capital Management, LP | 250,000 | $67.5K | 0.00% | +250,000 | New |
| Rivernorth Capital Management, LLC | 250,000 | $70.0K | 0.00% | +250,000 | New |
| Radcliffe Capital Management, L.P. | 251,890 | $71.6K | 0.01% | −1000.0% | Reduced |
| Westchester Capital Management, LLC | 307,261 | $83.0K | 0.00% | +307,261 | New |
| Glazer Capital, LLC | 350,000 | $95.0K | 0.00% | −135,608−27.9% | Reduced |
| BNP Paribas Arbitrage, SA | 371,479 | $100.3K | 0.00% | +371,479 | New |
| Polar Asset Management Partners Inc. | 500,000 | $135.1K | 0.00% | 00.0% | Unchanged |
| Sona Asset Management (US) LLC | 500,000 | $135.1K | 0.01% | 00.0% | Unchanged |
| Highbridge Capital Management LLC | – | $135.7K | 0.00% | – | New |
| Tenor Capital Management Co., L.P. | 529,794 | $143.1K | 0.00% | 00.0% | Unchanged |
| Verition Fund Management LLC | 556,584 | $150.3K | 0.00% | −205,352−27.0% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 625,000 | $168.8K | 0.00% | 00.0% | Unchanged |
| LMR Partners LLP | 625,000 | $168.8K | 0.00% | +625,000 | New |
| Lineage Point Capital LP | 648,472 | $175.2K | 0.04% | +648,472 | New |
| CNH Partners LLC | 724,541 | $188.4K | 0.00% | +724,541 | New |
| Adage Capital Partners GP, L.L.C. | 700,000 | $189.1K | 0.00% | −350,000−33.3% | Reduced |
| Linden Advisors LP | 749,999 | $213.3K | 0.00% | 00.0% | Unchanged |
| Magnetar Financial LLC | 775,000 | $220.4K | 0.00% | −225,000−22.5% | Reduced |
| Alberta Investment Management Corp | 875,000 | $236.3K | 0.00% | +875,000 | New |
| Aristeia Capital LLC | 1,094,702 | $311.3K | 0.00% | +1,094,702 | New |
| Boothbay Fund Management, LLC | 90,550 | – | – | +65,550+262.2% | Added |
| Berkley W R Corp | 0 | $0 | 0.00% | −223,897−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −43,150−100.0% | Sold out |
| Deltec Asset Management LLC | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| PenderFund Capital Management Ltd. | 0 | $0 | 0.00% | −2,500−100.0% | Sold out |
| Royal Bank of Canada | 0 | $0 | 0.00% | −3,100−100.0% | Sold out |