Mountain Lake Acquisition Corp. II
MLAA- 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; 59 institutions reported holding it in 13F filings for Q2 2026, worth $323.8M in total; no superinvestor holds it.
Key figures
- Insider buysOpen market, last 90 days
- 0
- Insider sellsOpen market, last 90 days
- 0
- 13F holdersQ2 2026, +28 vs. previous quarter
- 59
- 13F valueReported value at the end of Q2 2026
- $323.8M
- Superinvestors holdingAt the end of Q2 2026
- 0
Price chart
Superinvestors holding MLAA, Q2 2026
No superinvestor reported holding MLAA at the end of Q2 2026.
Latest insider trades
Open-market purchases and sales by Mountain Lake Acquisition Corp. II insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jan 30, 2026 (view filing)6:30 PM ET | Jan 28 | 2 days | Grinberg Paul and 2 othersChief Executive Officer | PPurchaseClass A Ordinary Shares | +510.0K | $10.00 | +$5.10M | New position510.0K after |
Top 10 13F holders, Q2 2026
The largest institutional positions in Mountain Lake Acquisition Corp. II at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Aristeia Capital LLC | 2,189,405 | $21.7M | 0.34% | +2,189,405 | New |
| Adage Capital Partners GP, L.L.C. | 2,100,000 | $20.9M | 0.03% | 00.0% | Unchanged |
| Magnetar Financial LLC | 2,000,000 | $19.9M | 0.18% | 00.0% | Unchanged |
| Alberta Investment Management Corp | 1,750,000 | $17.4M | 0.10% | +1,750,000 | New |
| Linden Advisors LP | 1,500,000 | $14.9M | 0.08% | 00.0% | Unchanged |
| CNH Partners LLC | 1,449,082 | $14.4M | 0.20% | +1,449,082 | New |
| Highbridge Capital Management LLC | 1,309,459 | $13.0M | 0.44% | +1,032,456+372.7% | Added |
| Kryger Capital LLC | 1,270,887 | $12.6M | 0.72% | +1,270,887 | New |
| LMR Partners LLP | 1,250,000 | $12.4M | 0.09% | +1,250,000 | New |
| D. E. Shaw & Co., Inc. | 1,080,000 | $10.7M | 0.01% | +754,999+232.3% | Added |