SCHEDULE 13G/A 0001085146-24-006029 0001345929 XXXXXXXX LIVE 2 Class A Common Stock, par value $0.001 per share 03/31/2025 0001802255 Guardian Pharmacy Services, Inc. 40145W101 300 GALLERIA PARKWAY SE SUITE 800 ATLANTA GA 30339 Rule 13d-1(b) BROWN ADVISORY INC MD 1600407 0 0 1607467 1607467 N 7.1 HC BROWN INVESTMENT ADVISORY & TRUST CO MD 29001 0 0 29001 29001 N 0.1 BK BROWN ADVISORY LLC MD 1570715 0 0 1576749 1576749 N 6.9 IA SIGNATURE FINANCIAL MANAGEMENT, INC. VA 691 0 0 1717 1717 N 0 IA Guardian Pharmacy Services, Inc. 300 GALLERIA PARKWAY SE SUITE 800 ATLANTA, GEORGIA 30339 BROWN ADVISORY INC BROWN INVESTMENT ADVISORY & TRUST CO BROWN ADVISORY LLC SIGNATURE FINANCIAL MANAGEMENT, INC. 901 SOUTH BOND STREET SUITE #400 Baltimore, Maryland 21231 BROWN ADVISORY INC - MARYLAND BROWN INVESTMENT ADVISORY & TRUST CO - MARYLAND BROWN ADVISORY LLC - MARYLAND SIGNATURE FINANCIAL MANAGEMENT, INC. - VIRGINIA N BK IA HC 1,607,467 7.1 BROWN ADVISORY INC - 1,600,407 BROWN INVESTMENT ADVISORY & TRUST CO - 29,001 BROWN ADVISORY LLC - 1,570,715 SIGNATURE FINANCIAL MANAGEMENT, INC. - 691 BROWN ADVISORY INC - 0 BROWN INVESTMENT ADVISORY & TRUST CO - 0 BROWN ADVISORY LLC - 0 SIGNATURE FINANCIAL MANAGEMENT, INC. - 0 BROWN ADVISORY INC - 0 BROWN INVESTMENT ADVISORY & TRUST CO - 0 BROWN ADVISORY LLC - 0 SIGNATURE FINANCIAL MANAGEMENT, INC. - 0 BROWN ADVISORY INC - 1,607,467 BROWN INVESTMENT ADVISORY & TRUST CO - 29,001 BROWN ADVISORY LLC - 1,576,749 SIGNATURE FINANCIAL MANAGEMENT, INC. - 1,717 Y N The total securities being reported are beneficially owned by investment companies and other managed accounts of direct/indirect subsidiaries or BAI (listed above). These subsidiaries may be deemed to be beneficial owners of the reported securities because applicable investment advisory contracts provide voting and/or investment power over securities. N Brown Advisory Incorporated (BAI) is a parent holding company filing this schedule on behalf of the following subsidiaries pursuant to Rule 13d-1(b)(1)(ii)(G) under the Securities Exchange Act of 1934: Brown Investment Advisory & Trust Company (BIATC) BK (Bank) Brown Advisory LLC (BALLC) IA (Investment Adviser) Signature Financial Management, Inc. (Signature) IA (Investment Adviser) Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11. BROWN ADVISORY INC Brett D. Rogers 04/21/2025 BROWN INVESTMENT ADVISORY & TRUST CO Brett D. Rogers 04/21/2025 BROWN ADVISORY LLC Brett D. Rogers 04/21/2025 SIGNATURE FINANCIAL MANAGEMENT, INC. Brett D. Rogers 04/21/2025