Form 4 Filing for Norman D. Schwartz

This filing details transactions made by Norman D. Schwartz, Chairman & CEO of BIO-RAD LABORATORIES, INC. On September 4, 2026, 17,251 Restricted Stock Units (RSUs) of Bio-Rad Class A common stock were acquired, vesting over four years. On September 5, 2026, 4,109 shares of Class A common stock were acquired upon the vesting of RSUs, and 2,876 shares were disposed of at $386.11 per share. On September 6, 2026, 3,455 shares of Class A common stock were acquired upon RSU vesting, and 1,854 shares were disposed of at $386.11 per share. The filing also lists various holdings of Bio-Rad Class A and Class B common stock, some of which are held indirectly through trusts, a limited partnership, and by a spouse. Schwartz disclaims beneficial ownership of shares held by his spouse.