Coherent COHR Preferred Stock, Shares Authorized

As of March 31, 2026, the Company’s amended and restated articles of incorporation authorize the Board of Directors, without shareholder approvals, to issue up to 5 million shares of preferred stock. As of that date, 2.3 million shares of mandatory convertible preferred shares had been previously issued and subsequently converted into shares of the Company’s Common Stock. During the quarter ended December 31, 2025, 75,000 shares and 140,000 shares of previously issued Series B-1 (“Series B-1 Preferred Stock”) and B-2 convertible preferred stock (“Series B-2 Preferred Stock” and, together with the Series B-1 Preferred Stock, the “Series B Preferred Stock”), no par value per share, respectively, were converted into an aggregate of 30.1 million shares of Common Stock. The majority of the Series B-1 and B-2 convertible preferred stock was converted by the holder and the remainder was converted by the Company. No Series B convertible preferred stock was outstanding at March 31, 2026. As a result of the conversion, $2.5 billion was reclassified from Mezzanine Equity to Common Stock during the quarter ended December 31, 2025.