ADP: 10-K financial filing

adp-20260630 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ______________ FORM 10-K _________________ ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Year Ended June 30 , 2026 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition Period From to Commission File Number 1-5397 AUTOMATIC DATA PROCESSING, INC. (Exact name of registrant as specified in its charter) Delaware 22-1467904 (State or other jurisdiction of incorporation or organization) (IRS Employer Identification No.) One ADP Boulevard Roseland, NJ 07068 (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: ( 973 )- 974-5000 Securities registered pursuant to Section 12(b) of the Act: Title of each class Trading Symbol(s) Name of each exchange on which registered Common Stock, $0.10 Par Value (voting) ADP NASDAQ Global Select Market Securities registered pursuant to Section 12(g) of the Act: None Indicate by check mark if the Registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. Yes ý No ☐ Indicate by check mark if the Registrant is not required to file reports pursuant to Section 13 or 15(d) of the Act. Yes ☐ No ý Indicate by check mark whether the Registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the Registrant was required to file such reports), and (2) has been subject to the filing requirements for the past 90 days. Yes ý No ☐ Indicate by check mark whether the Registrant has submitted electronically every Interactive Data File required to be submitted pursuant to