Chewy, Inc.

Rule 10b5-1 Plan Elections

On July 17, 2025, William Billings, the Company’s Chief Accounting Officer, Interim Principal Financial Officer, and Principal Accounting Officer adopted a “Rule 10b5-1 trading arrangement” as defined in Item 408 of Regulation S-K. The trading arrangement was intended to satisfy the affirmative defense of Rule 10b5-1(c) under the Exchange Act and is scheduled to expire on July 31, 2026, subject to earlier termination in accordance with its terms. The aggregate number of shares of Class A common stock authorized to be sold pursuant to the trading arrangement is 38,797 shares.

On July 18, 2025, William Billings terminated the “Rule 10b5-1 trading arrangement” as defined in Item 408 of Regulation S-K that he had previously adopted on July 17, 2025, and on that same dayadopted a “Rule 10b5-1 trading arrangement” as defined in Item 408 of Regulation S-K. The trading arrangement is intended to satisfy the affirmative defense of Rule 10b5-1(c) under the Exchange Act and is scheduled to expire on July 31, 2026, subject to earlier termination in accordance with its terms. The aggregate number of shares of Class A common stock authorized to be sold pursuant to the trading arrangement is 38,797 shares.

During the thirteen weeks ended August 3, 2025, no other director or officer (as defined in Rule 16a-1(f) under the Exchange Act) of the Company adopted orterminated a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement,” as those terms are defined in Item 408 of Regulation S-K.