Anthropic’s charitable stock-matching program racks up over $660 million in expenses

Anthropic’s employees are giving a lot of stock to charity. Anthropic is giving even more. The AI developer has disclosed a non-cash expense of more than $660 million covering October 2025 through March 2026. Most of it comes from a program that matches employee charitable stock donations. How the match works When eligible employees pledge equity to a cause, Anthropic adds its own shares on top. The terms depend on when you joined. Employees hired before 2025 receive a 3:1 match on up to 50% of their equity grants. For every share they donate, the company contributes three more. Staff hired in 2025 or later get a 1:1 match on up to 25% of their equity. Approximately $125 million of the expense landed in Q1 2026 alone. That figure equals about 10% of total employee expenses and around 2% of operating costs. Because the expense is non-cash, no money leaves the company’s bank account. Instead, the cost is paid in equity. Outgiving the Fortune 500 Anthropic’s total corporate contributions in 2025 reached approximately $540 million. BlackRock, the next largest donor among Fortune 500 companies, contributed $109 million. Anthropic, which is not on that list, gave roughly five times as mu...