Henry Schein, Inc. filed an Item 7.01 Regulation FD update on October 24, 2023 regarding the status of order processing following a previously announced cybersecurity incident that affected a portion of its manufacturing and distribution businesses. U.S., Canadian, European, Australian, New Zealand, Asian, and Brazilian distribution operations are reported operational. Henry Schein One practice management business and most manufacturing operations were unaffected. No new technical details, attacker attribution, or affected-individual counts disclosed.