David Kwon - 20 Aug 2026 Form 4 Insider Report for AUTOMATIC DATA PROCESSING INC (ADP)

Reporting relationship: Corp VP
Issuer ticker: ADP
Reported as of: 20 Aug 2026
Net transaction value: -$223,440
SEC form: 4
Accepted by SEC: 24 Aug 2026, 16:13:43 UTC
Prior SEC filing: 06 Aug 2026
Source filing: View source filing
Reporting owner signature: Michael A. Bonarti (POA on file)

Key filing fact

David Kwon filed Form 4 for AUTOMATIC DATA PROCESSING INC (ADP) on 24 Aug 2026.

Key facts

This page summarizes David Kwon's Form 4 filing for AUTOMATIC DATA PROCESSING INC (ADP).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 24 Aug 2026, 16:13.

Change

Previous filing in this sequence was filed on 06 Aug 2026.
Current net transaction value: -$223,440.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001872194 Primary reporting owner

Kwon David

Relationship: Corp VP
Address: ONE ADP BOULEVARD, ROSELAND
Signature: Michael A. Bonarti (POA on file)
Signature date: 24 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

ADP transaction

Common Stock

Options Exercise

Transaction value
Shares: +967
Change %: +7.4%
Price: $169.84^*
Shares after: 13,991
Date: 20 Aug 2026
Ownership: Direct
Footnotes: F1

ADP transaction

Common Stock

Sale

Transaction value: $223,440
Shares: -798
Change %: -5.7%
Price: $280.00
Shares after: 13,193
Date: 20 Aug 2026
Ownership: Direct
Footnotes: F1

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

ADP transaction Derivative

Stock Option (Right to Buy)

Options Exercise

Transaction value
Shares: -967
Change %: -100%
Price: $169.84^*
Shares after: 0
Date: 20 Aug 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 967
Exercise price: $169.84

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 1 footnote

Footnote 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.