Anthropic reports $660M charity stock expense ahead of IPO

Anthropic disclosed to prospective IPO investors a non-cash expense of over $660 million for stock used to match employee charitable contributions from October 2025 to March 2026. The expense could balloon into billions of dollars in coming quarters after the listing.

• Non-cash expense topped $660 million in six months
• Period covers October 2025 to March 2026
• Expense may reach billions after the IPO
• Figures shared with prospective investors