[Form 4] Automatic Data Processing Insider Trading Activity

Rhea-AI Filing Summary

Automatic Data Processing Inc. (ADP) reporting person Don McGuire, listed as Corporate Vice President, reported a sale of 6,508.423 shares of ADP common stock on 09/02/2025 at a reported price of $304.05 per share. After the transaction, the filing shows 31,283.083 shares beneficially owned. The Form 4 was signed by David Kwon (power of attorney) on 09/03/2025, indicating the sale was disclosed under Section 16 reporting requirements.

Positive

• Transaction was disclosed on a Form 4, providing transparency under Section 16
• Form includes full transaction details (date, shares sold, price, and resulting beneficial ownership)

Negative

• Reporting person reduced holdings by 6,508.423 shares
• Form does not state whether the sale was pursuant to a 10b5-1 plan or other pre-arrangement

Insights

Financial Analyst

TL;DR: Routine insider sale disclosed; no additional company financials provided.

The filing documents a single non-derivative sale by Don McGuire of 6,508.423 shares at $304.05, leaving 31,283.083 shares beneficially owned. This is a compliance disclosure rather than an operational or financial update. Without accompanying company financial results or context for the sale (e.g., planned diversification, tax reasons), the transaction should be interpreted as an insider liquidity event with limited direct implications for ADP's operating performance.

Corporate Governance Expert

TL;DR: Disclosure appears timely and properly executed under Section 16 rules.

The Form 4 lists the reporting person, role (Corp VP), transaction date, share quantity, and price, and includes a POA signature. From a governance perspective, the form meets standard disclosure elements. The filing does not state whether the sale was part of a Rule 10b5-1 plan or other pre-arranged program, so no inference about pre-authorization can be made from the document alone.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

McGuire Don

(Last) (First) (Middle)

ONE ADP BOULEVARD

(Street)

ROSELAND NJ 07068

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
AUTOMATIC DATA PROCESSING INC [ ADP ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Corp VP

3. Date of Earliest Transaction (Month/Day/Year)
09/02/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	09/02/2025		F		6,508.423	D	$304.05	31,283.083	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	David Kwon (POA on File)	09/03/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

Who reported the insider transaction for ADP (symbol: ADP)?

The reporting person is Don McGuire, identified as Corporate Vice President.

What shares were sold by the insider on the Form 4?

The Form 4 reports a sale of 6,508.423 shares of ADP common stock.

When was the insider sale executed and at what price?

The sale occurred on 09/02/2025 at a reported price of $304.05 per share.

How many ADP shares does the reporting person own after the sale?

The filing shows 31,283.083 shares beneficially owned following the reported transaction.

Who signed the Form 4 and when was it signed?

The Form 4 was signed by David Kwon (POA on file) on 09/03/2025.