Coinbase CEO Brian Armstrong has sold more than 1.5 million shares of the company from April 2025 to January 2026, netting approximately $550 million. The largest single-day sale occurred on June 25, 2025, when Armstrong sold 336,265 shares at $355.37 each. As of January 5, 2026, Armstrong continued to sell shares, offloading 40,000 shares at $254.92 each.