SCHEDULE 13G/A 0001193125-22-037361 0001888932 XXXXXXXX LIVE 4 Class A Common Stock, $0.0001 par value per share 01/30/2026 0001676238 Braze, Inc. 10576N102 63 MADISON BUILDING 28 E. 28TH ST., FLOOR 12 MAILROOM NEW YORK NY 10016 Rule 13d-1(d) Magnuson William X1 5441851.00 470.00 5441851.00 470.00 5442321.00 N 4.77 IN Braze, Inc. 63 Madison Building, 28 E. 28th Street, 12th floor mailroom, New York, New York 10016 William Magnuson c/o Braze, Inc. 63 Madison Building 28 E. 28th Street, 12th floor mailroom New York, New York 10016 United States of America Y As of January 30, 2026, Mr. Magnuson beneficially owned 5,442,321 shares of the Issuer's Class A common stock, par value $0.0001 per share, consisting of (a) 4,145,465 shares held directly by Mr. Magnuson, (b) 470 shares held indirectly by Mr. Magnuson, (c) 44,728 shares of Class A Common Stock issuable pursuant to restricted stock units held directly by Mr. Magnuson that will vest and settle within 60 days of January 30, 2026 , and (d) 1,251,658 shares of Class A common stock issuable upon the exercise of vested and exercisable options. As disclosed in the Issuer's Current Report on Form 8-K filed on February 2, 2026, on October 21, 2025, the number of outstanding shares of Class B Common Stock of the Issuer, par value $0.0001 per share, represented less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock, and Class B Common Stock of the Issuer. Accordingly, pursuant to the terms of the Issuer's Eighth Amended and Restated Certificate of Incorporation (the "Certificate of Incorporation") on January 30, 2026, each outstanding share of Class B Common Stock automatically converted into one share of Class A Common Stock, and each outstanding option to purchase shares of the Issuer's Class B common stock issued pursuant to the Issuer's Amended and Restated 2011 Equity Incentive Plan was automatically converted into an option to purchase the same number of shares of the Issuer's Class A common stock. Based on 112,679,841 shares of Class A Common Stock issued and outstanding as of January 30, 2026, and the information set forth in (a) above, Mr. Magnuson beneficially owned 4.77% of the outstanding Class A Common Stock. 5,441,851 470 5,441,851 470 N Y Y Y Y Y Y Magnuson William /s/ William Magnuson 02/02/2026