MLAAU — Mountain Lake Acquisition Corp. II
Price · 2026-01-27 → 2026-08-21
144 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2026-01-27.
Performance
Technicals
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2026-01-28 | Grinberg Paul Chief Executive Officer | Open-market purchase | 510.0K | 10.00 | 5.1M |
| 2026-01-28 | Horlick Douglas Chief Financial Officer | Open-market purchase | 510.0K | 10.00 | 5.1M |
| 2026-01-28 | MOUNTAIN LAKE ACQUISITION SPONSOR II LLC | Open-market purchase | 510.0K | 10.00 | 5.1M |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| ARISTEIA CAPITAL, L.L.C. | 21.7M | 2.2M |
| Alberta Investment Management Corp | 17.4M | 1.8M |
| AQR Arbitrage LLC | 14.1M | 1.4M |
| LMR Partners LLP | 12.4M | 1.2M |
| Calamos Advisors LLC | 7.8M | 783.0K |
| MILLENNIUM MANAGEMENT LLC | 7.6M | 765.0K |
| BNP PARIBAS FINANCIAL MARKETS | 7.4M | 743.0K |
| OMERS ADMINISTRATION Corp | 6.2M | 626.4K |
| Westchester Capital Management, LLC | 6.1M | 614.5K |
| First Trust Capital Management L.P. | 6.0M | 600.0K |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
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