ADP VP David Kwon sells 2,414 shares after option exercise

Automatic Data Processing corporate vice president David Kwon exercised 887 stock options at $138.53 per share into common stock and on July 30, 2026 sold a total of 2,414 common shares at $265.62 per share in three trades.

Accepted by SEC EDGAR 07/31/2026 - 04:08 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Automatic Data Processing corporate vice president David Kwon exercised 887 stock options at $138.53 per share into common stock and on July 30, 2026 sold a total of 2,414 common shares at $265.62 per share in three trades. These transactions were executed under a Rule 10b5-1 trading plan adopted in September 2025. After the exercise, Kwon reported holding 1,387 stock options from this grant.

Insider Trade Summary 10b5-1

Exercise and sale activity reported; no spread calculated

Exercise and Sale 5 txns

Insider Kwon David

Role Corp VP

Sold 2,414 shs ($641K)

Approx. gross sale proceeds $641K

Approx. exercise cost $123K

Type	Security	Shares	Price	Value
Exercise	Stock Option (Right to Buy)	887	$138.53	$123K
Exercise	Common Stock F1	887	$138.53	$123K
Sale	Common Stock F1	474	$265.62	$126K
Sale	Common Stock F1	887	$265.62	$236K
Sale	Common Stock F1	1,053	$265.62	$280K

Holdings After Transaction: Stock Option (Right to Buy) — 1,387 contracts (Direct); Common Stock — 9,659.553 shares (Direct)

Footnotes (1)

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

Options exercised: 887 shares Option exercise price: $138.53 per share Common shares sold: 2,414 shares +2 more

5 metrics

Options exercised 887 shares Stock options converted into common stock on July 30, 2026

Option exercise price $138.53 per share Exercise price for 887 options converted to ADP common stock

Common shares sold 2,414 shares Total ADP common shares sold in three trades on July 30, 2026

Sale price $265.62 per share Per-share price for each reported common stock sale transaction

Options remaining 1,387 shares Stock options reported as held after the option exercise

Key Terms

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

3 terms

Rule 10b5-1 trading plan regulatory

"The 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 listed as Stock Option (Right to Buy) for the derivative award"

derivative security financial

"transaction code description notes 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 did ADP’s David Kwon report on July 30, 2026?

David Kwon reported exercising 887 stock options at $138.53 per share into ADP common stock and selling 2,414 common shares at $265.62 per share across three transactions, all dated July 30, 2026 and made under a Rule 10b5-1 trading plan.

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

David Kwon sold 2,414 ADP common shares at $265.62 per share. The sales occurred in three separate transactions of 474, 887, and 1,053 shares, all on July 30, 2026, pursuant to his pre-established Rule 10b5-1 trading plan.

What stock options did David Kwon exercise in this ADP (ADP) Form 4?

Kwon exercised 887 stock options with an exercise price of $138.53 per share, converting them into ADP common stock. The option grant lists an original exercise date of September 1, 2021 and an expiration date of August 31, 2030 for this derivative security.

Were David Kwon’s ADP share sales made under a Rule 10b5-1 plan?

Yes. The Form 4 states the transactions were effected under a Rule 10b5-1 trading plan adopted in September 2025, and the Rule 10b5-1 checkbox is affirmed. This indicates the timing and size of trades followed a pre-arranged trading schedule.

How many ADP stock options does David Kwon report holding after these transactions?

Following the reported option exercise, Kwon reports 1,387 stock options remaining from this grant. This figure appears as the total derivative shares following the transaction for the “Stock Option (Right to Buy)” award, separate from his common stock holdings, which are not detailed here.

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

Form 4 Insider Transactions: What Each Field Means →

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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).

X

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)
07/30/2026

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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	07/30/2026		M		887(1)	A	$138.53	12,073.553	D
Common Stock	07/30/2026		S		474(1)	D	$265.62	11,599.553	D
Common Stock	07/30/2026		S		887(1)	D	$265.62	10,712.553	D
Common Stock	07/30/2026		S		1,053(1)	D	$265.62	9,659.553	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
Stock Option (Right to Buy)	$138.53	07/30/2026		M			887	09/01/2021	08/31/2030	Common Stock	887	$138.53	1,387	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.

	/s/ David Kwon	07/31/2026
	** 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)