AUTOMATIC DATA PROCESSING INC

For the period ended Jul 29, 2026. Filed Jul 29, 2026.

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A notice of a major event between regular reports, such as results, a deal or a change of executives. It is often the first formal record of the news.

Jul 29, 2026 · Filed Jul 29, 2026

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ADP$303.35-1.2%Stored close · as of Nov 6, 2026

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Contents

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): July 29, 2026

Automatic Data Processing, Inc.

(Exact name of registrant as specified in charter)

Delaware	1-5397	22-1467904
(State or Other Jurisdictionof Incorporation)	(CommissionFile Number)	(IRS EmployerIdentification No.)

One ADP Boulevard, Roseland, New Jersey 07068

(Address of principal executive offices) (Zip Code)

(973)974-5000

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