U.S. fund Alpine FoxCapital ranks Bitcoin miner CipherMining as its largest position

The 13F filing filed by U.S. investment institution Alpine FoxCapital with the U.S. SEC shows that as of the first quarter of 2026, it held 3.762 million shares of Bitcoin mining company CipherMining (CIFR), valued at approximately US$48.4 million, accounting for the largest proportion of its disclosed investment portfolio. The fund's total holdings are approximately US$154 million. In addition, it also holds 750,500 shares of bitcoin mining company IREN, worth approximately US$25.7 million.