Costco Wholesale Corporation Reports August Sales Results

*Comparable sales up 28.3% on an owned basis and up 27.8% on an owned-plus-licensed basis versus Q4 2020; up 6.6% and up 6.1%, respectively, versus Q4 2019 *Digital sales up 12% over Q4 2020, up 36% over Q4 2019 *7.2 million new customers shopped the Macy's brand, an 11% increase over Q4 2019 *Generated $2.7 billion in Operating Cash Flow and $2.3 billion in Free Cash Flow in FY 2021 *New $2 billion share repurchase program authorized after completing current $500 million program and raised quarterly dividend by 5%

Q3 2020 Headlines: *While the COVID-19 pandemic continued to impact third quarter net sales and billings performance, HMH’s continued virtual learning support for customers and decisive cost and liquidity actions helped mitigate the impact of the COVID-19 pandemic on its profitability and cash flow, and resulted in strong cash generation in the seasonally important third quarter of 2020. *Net sales declined 32% to $387 million in the third quarter, and declined 28% to $828 million on a year-to-date basis *Billings1 declined 32% to $506 million in the third quarter, and declined 33% to $934 million on a year-to-date basis *HMH concluded the Texas Literature adoption with a 34% share of the opportunity *Significant growth in digital platform usage with a 388% increase in student assignments over the last twelve months as schools continue to adjust to remote learning environment *Continued acceleration of SaaS billings growth to 147% for the last twelve months *Net cash provided by operating activities of $264 million in the third quarter, and $75 million on a year-to-date basis *Strong free cash flow2 of $237 million in the third quarter, and nearing break-even at $(11) million on a year-to-date basis

FY24 first quarter service performance scores covering October 1 through December 8, included: *First-Class Mail: 86.7 percent of First-Class Mail delivered on time against the USPS service standard, a decrease of 4.3 percentage points from the fiscal fourth quarter. *Marketing Mail: 93.9 percent of Marketing Mail delivered on time against the USPS service standard, a decrease of 1.3 percentage points from the fiscal fourth quarter. *Periodicals: 82.4 percent of Periodicals delivered on time against the USPS service standard, a decrease of 3.6 percentage points from the fiscal fourth quarter.