COSTCO WHOLESALE CORP /NEW (COST)

Executive officers other than the Chief Executive Officer — Bonus Plan | Eligible to receive bonuses up to $371,200 for fiscal 2026.; Base bonus amounts include $128,000 for sales targets and $128,000 for pre-tax income targets.; Potential payment for each goal is 0% to 120% of the target amount based on achievement.; Up to $64,000 can be earned for environmental and social objectives.; Environmental and social objectives include human capital and environmental-related areas.

Chief Executive Officer — Bonus Plan | Eligible to receive a bonus of up to $1.12 million for fiscal 2026.; Base bonus amounts include $400,000 for sales targets and $400,000 for pre-tax income targets.; Potential payment for each goal is 0% to 120% of the target amount based on achievement.; $160,000 can be earned relating to environmental and social metrics.

Executive officers other than the Chief Executive Officer Cash Bonus – Fiscal 2026 Executive Bonus Plan

Chief Executive Officer Cash Bonus – Fiscal 2026 Executive Bonus Plan

Tiffany Barbre — Offer Letter | Annual base salary of $340,000.; Eligibility for an annual cash incentive bonus of $100,000, prorated for two months of service in fiscal 2025.; Eligibility for annual restricted stock unit grants with an estimated target value of $2 million for fiscal 2026.; Previous role: Vice President, Assistant Corporate Controller since 2016.

Tiffany Barbre Cash Bonus – fiscal 2025 Executive Bonus Plan

Tiffany Barbre RSU

Richard A. Galanti — Employment Agreement | Retired as Executive Vice President on January 30, 2025.; Retired as Chief Financial Officer effective March 15, 2024.; Served as a member of the Company's Board of Directors until the 2025 Annual Meeting.