Aquamarine Zurich (Guy Spier)

Aquamarine Zurich (Guy Spier) has filed 13F reports from Q4 2014 through Q2 2026. In the most recent quarter, the fund reported $144.1M across 7 positions. The portfolio has returned 10.4% annualized over five years, with 17.7% volatility and a maximum drawdown of 25.0%. Top holdings include BRK-B, BRK-A, AXP, MA, MCO. Across all filing periods, 6.4% included restatements and 0.0% introduced new holdings. Review the fund’s investment style metrics, recent position changes, track record by individual position and sector, and related educational resources below.