[144] Automatic Data Processing SEC Filing

Rhea-AI Filing Summary

This Form 144 notice shows a proposed sale of 1,043 shares of common stock of Automatic Data Processing (ADP) through Fidelity Brokerage Services. The filing lists an aggregate market value of $314,078.69 for the shares and reports 405,043,142 shares outstanding for the issuer, indicating the proposed sale represents a very small fraction of the company’s outstanding stock.

The shares were acquired under options granted on 09/01/2021, with the acquisition and planned sale dated 09/02/2025, and the payment for the sale is reported as cash. The filing notes there were no securities sold in the prior three months by the reporting person.

Insights

Securities Analyst

TL;DR: Insider proposes a small sale of 1,043 ADP shares worth $314k; immaterial to company capitalization but relevant for insider activity monitoring.

The Form 144 documents a proposed sale of 1,043 common shares acquired via options granted in 2021, with an aggregate market value of $314,078.69 and total shares outstanding of 405,043,142. Given the tiny proportion of outstanding stock (<0.001%), this transaction is unlikely to affect ADP’s market capitalization or control. However, Form 144s are useful for tracking insider liquidity and timing relative to option grant vesting or trading plans. The filing indicates cash payment and no reported sales in the prior three months, suggesting this is an isolated disposition rather than part of a pattern disclosed in the filing.

Corporate Governance Expert

TL;DR: Routine disclosure of an insider sale under Rule 144; procedural compliance is the primary takeaway.

The notice reflects compliance with Rule 144 reporting for a proposed sale executed through a broker on NASDAQ. The filer disclaims knowledge of any undisclosed material adverse information, a standard certification on this form. The data provided—grant date, acquisition date, broker, quantity, and market value—are consistent with routine insider reporting. No aggregated prior sales were reported, and the transaction size is small relative to outstanding shares, meaning limited governance or control implications.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	1043	314078.69	405043142	09/02/2025	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	09/02/2025	Options Granted - 09/01/2021	Issuer			1043	09/02/2025	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does the Form 144 for ADP show?

The notice reports a proposed sale of 1,043 ADP common shares through Fidelity with an aggregate market value of $314,078.69.

When were the shares acquired according to the filing?

The filing states the shares were acquired under options granted on 09/01/2021 and recorded as acquired on 09/02/2025.

How large is the sale relative to ADP's outstanding shares?

The filing lists 405,043,142 shares outstanding, so the proposed sale of 1,043 shares represents a negligible fraction of total outstanding stock.

Were any ADP securities sold by the reporting person in the prior three months?

The Form 144 indicates Nothing to Report for securities sold during the past three months.

Through which broker is the sale proposed to occur?

The proposed sale is to be executed via Fidelity Brokerage Services LLC.