SCHEDULE 13G

MOUNTAIN LAKE ACQUISITION CO

Class A Ordinary Share, par value $0.0001 per share · CUSIP: G6301B101

Event date: 2024-12-31

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• AQR Capital Management, LLC

  Shares: 1,980,000 · Class: 8.32%

• AQR Capital Management Holdings, LLC

  Shares: 1,980,000 · Class: 8.32%

• AQR Arbitrage, LLC

  Shares: 1,980,000 · Class: 8.32%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.