ADP VP sells 798 shares at $280 after option exercise

Q: What insider transactions were reported for ADP by Corp VP David Kwon?

Corp VP David Kwon exercised an option for 967 shares of ADP common stock at $169.84 per share and on the same day sold 798 shares at $280.00 per share, as disclosed in this Form 4.

Q: How many ADP shares did David Kwon acquire through option exercise?

He acquired 967 shares of ADP common stock upon exercising a stock option described as a Stock Option (Right to Buy) with an exercise price of $169.84 per share.

Q: How many ADP shares did David Kwon sell and at what price?

He sold 798 shares of ADP common stock at a price of $280.00 per share on August 20, 2026, according to the Form 4.

Q: What happened to David Kwon’s ADP stock option position in this Form 4?

A stock option covering 967 shares with an exercise price of $169.84, exercisable from September 1, 2020 until August 31, 2029, was fully exercised, leaving 0 shares reported following the transaction.

AUTOMATIC DATA PROCESSING INC (ADP) reported insider transactions by Corp VP David Kwon.

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Rhea-AI Filing Summary

AUTOMATIC DATA PROCESSING INC (ADP) reported insider transactions by Corp VP David Kwon. On August 20, 2026, he exercised a stock option for 967 shares of common stock at an exercise price of $169.84 per share, eliminating that option position. On the same date, he sold 798 shares of common stock at $280.00 per share, with all reported trades effected pursuant to a Rule 10b5-1 trading plan adopted in September 2025.

Insider Trade Summary 10b5-1

Exercise and sale activity reported; no spread calculated

Exercise and Sale 3 txns

Insider Kwon David

Role Corp VP

Sold 798 shs ($223K)

Approx. gross sale proceeds $223K

Approx. exercise cost $164K

Type	Security	Shares	Price	Value
Exercise	Stock Option (Right to Buy)	967	$169.84	$164K
Exercise	Common Stock ^F1	967	$169.84	$164K
Sale	Common Stock ^F1	798	$280.00	$223K

Holdings After Transaction: Stock Option (Right to Buy) — 0 contracts (Direct); Common Stock — 13,192.739 shares (Direct)

Footnotes (1)

F1. The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person in September 2025.

Key Figures

Shares acquired via option exercise: 967 shares Option exercise price: $169.84 per share Shares sold: 798 shares +2 more

5 metrics

Shares acquired via option exercise 967 shares Common stock received from exercising Stock Option (Right to Buy) on August 20, 2026

Option exercise price $169.84 per share Conversion or exercise price of Stock Option (Right to Buy)

Shares sold 798 shares Common stock sale by David Kwon on August 20, 2026

Sale price per share $280.00 per share Price for the 798 common shares sold on August 20, 2026

Option shares following transaction 0 shares Total shares underlying the reported Stock Option after exercise

Key Terms

Rule 10b5-1 trading plan, Stock Option (Right to Buy), derivative security

3 terms

Rule 10b5-1 trading plan regulatory

"transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

Stock Option (Right to Buy) financial

"security_title: Stock Option (Right to Buy)"

derivative security financial

"transaction_code_description: Exercise or conversion of derivative security"

A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transactions were reported for ADP by Corp VP David Kwon?

Corp VP David Kwon exercised an option for 967 shares of ADP common stock at $169.84 per share and on the same day sold 798 shares at $280.00 per share, as disclosed in this Form 4.

Were the August 20, 2026 ADP insider trades under a Rule 10b5-1 plan?

Yes. The filing states the reported transactions were effected pursuant to a Rule 10b5-1 trading plan adopted by David Kwon in September 2025.

How many ADP shares did David Kwon acquire through option exercise?

He acquired 967 shares of ADP common stock upon exercising a stock option described as a Stock Option (Right to Buy) with an exercise price of $169.84 per share.

How many ADP shares did David Kwon sell and at what price?

He sold 798 shares of ADP common stock at a price of $280.00 per share on August 20, 2026, according to the Form 4.

What happened to David Kwon’s ADP stock option position in this Form 4?

A stock option covering 967 shares with an exercise price of $169.84, exercisable from September 1, 2020 until August 31, 2029, was fully exercised, leaving 0 shares reported following the transaction.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 08/24/2026 - 04:14 PM EDT Accepted by SEC EDGAR 08/24/2026 - 04:13 PM EDT

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^*

Kwon David

(Last)

(First)

(Middle)

ONE ADP BOULEVARD

(Street)

ROSELAND

NEW JERSEY

07068

(City)

(State)

(Zip)

UNITED STATES

(Country)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/20/2026

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

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

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

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	08/20/2026		M		967⁽¹⁾	A	$169.84	13,990.739	D
Common Stock	08/20/2026		S		798⁽¹⁾	D	$280	13,192.739	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Stock Option (Right to Buy)	$169.84	08/20/2026		M			967	09/01/2020	08/31/2029	Common Stock	967	$169.84	0.0000	D

Explanation of Responses:

1. The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person in September 2025.

	Michael A. Bonarti (POA on file)	08/24/2026
	** 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.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR