Form4insider filings, from the source

Company · CIK 0000008670 · SIC 7374 — Services-Computer Processing & Data Preparation · Nasdaq

AUTOMATIC DATA PROCESSING INC · ADP

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $12.3M · 8net −$12.3M
$10k$10k$1M$1M$100M$100MbuyssalesJun 27Jul 12Jul 27Aug 12Aug 27Sep 11Sep 27

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 9, 2026 AForm 4 →Sep 10, 4:23 pm EDTVishwas SuglaChief Strategy Officer4,900——4,900—
Sep 3, 2026 SForm 4 →Sep 4, 4:07 pm EDTJoseph DeSilvaExecutive VP631$282.87$178,49118,824−3.24%10b5-1
Sep 2, 2026 SForm 4 →Sep 3, 4:06 pm EDTDavid FoskettCorp. VP1,529$283.00$432,70714,146−9.75%10b5-1
Sep 2, 2026 SForm 4 →Sep 3, 4:06 pm EDTJoseph DeSilvaExecutive VP6,512$283.00$1,842,89619,455−25.1%10b5-1
Sep 2, 2026 SForm 4 →Sep 3, 4:06 pm EDTChristopher D'AmbrosioCorp. VP1,872$283.00$529,7769,928−15.9%10b5-1
Sep 2, 2026 SForm 4 →Sep 3, 4:06 pm EDTMaria BlackPresident & CEO29,810$280.91$8,373,87380,624−27.0%10b5-1
Sep 1, 2026 FForm 4 →Sep 3, 4:07 pm EDTCarlos A RodriguezDirector13,472$283.49$3,819,13134,178—
Sep 1, 2026 AFForm 4 →Sep 3, 4:07 pm EDTSamantha D OrihuelaChief Marketing Officer1,317$283.49$43,693296—
Sep 1, 2026 AFForm 4 →Sep 3, 4:07 pm EDTBrian L. MichaudExecutive VP4,964$283.49$646,76218,843—
Sep 1, 2026 AFForm 4 →Sep 3, 4:07 pm EDTVirginia MagliuloExecutive VP5,567$283.49$767,96217,792—
Sep 1, 2026 AFForm 4 →Sep 3, 4:07 pm EDTJonathan S LehbergerCorp. VP1,309$283.49$115,2095,731—
Sep 1, 2026 AFForm 4 →Sep 3, 4:06 pm EDTDavid KwonCorp VP3,732$283.49$558,27312,986—
Sep 1, 2026 AFForm 4 →Sep 3, 4:06 pm EDTSreenivasa KutamCorp VP12,588$283.49$2,077,68849,699—
Sep 1, 2026 AFForm 4 →Sep 3, 4:06 pm EDTPeter J HadleyCFO8,115$283.49$467,93717,213—
Sep 1, 2026 AFForm 4 →Sep 3, 4:06 pm EDTDavid FoskettCorp. VP5,986$283.49$561,45115,675—10b5-1
Sep 1, 2026 AFForm 4 →Sep 3, 4:06 pm EDTJoseph DeSilvaExecutive VP12,571$283.49$2,121,07525,967—10b5-1
Sep 1, 2026 AFForm 4 →Sep 3, 4:06 pm EDTChristopher D'AmbrosioCorp. VP4,301$283.49$492,07511,800—10b5-1
Sep 1, 2026 AFForm 4 →Sep 3, 4:06 pm EDTMichael A BonartiCorporate Vice President12,803$283.49$2,190,51289,336—
Sep 1, 2026 AFForm 4 →Sep 3, 4:06 pm EDTPaul BolandCorp. VP6,768$283.49$888,33312,334—
Sep 1, 2026 AFForm 4 →Sep 3, 4:06 pm EDTMaria BlackPresident & CEO52,904$283.49$8,849,271110,434—10b5-1
Aug 21, 2026 SForm 4 →Aug 24, 4:13 pm EDTBrian L. MichaudExecutive VP120$279.70$33,56418,442−0.65%10b5-1
Aug 20, 2026 SForm 4 →Aug 24, 4:13 pm EDTDavid KwonCorp VP798$280.00$223,44013,193−5.70%10b5-1
Aug 20, 2026 MForm 4 →Aug 24, 4:13 pm EDTDavid KwonCorp VP967$169.84$164,23513,991—10b5-1
Aug 5, 2026 AForm 4 →Aug 6, 4:03 pm EDTCarlos A RodriguezDirector24,922——47,650—
Aug 5, 2026 AForm 4 →Aug 6, 4:03 pm EDTBrian L. MichaudExecutive VP4,050——18,562—
Aug 5, 2026 AForm 4 →Aug 6, 4:03 pm EDTVirginia MagliuloExecutive VP4,050——17,643—
Aug 5, 2026 AForm 4 →Aug 6, 4:03 pm EDTJonathan S LehbergerCorp. VP747——5,235—
Aug 5, 2026 AForm 4 →Aug 6, 4:03 pm EDTDavid KwonCorp VP3,114——13,024—
Aug 5, 2026 AForm 4 →Aug 6, 4:03 pm EDTSreenivasa KutamCorp VP11,083——51,769—
Aug 5, 2026 AForm 4 →Aug 6, 4:03 pm EDTPeter J HadleyCFO1,479——12,400—
Aug 5, 2026 AForm 4 →Aug 6, 4:03 pm EDTDavid FoskettCorp. VP2,647——13,650—
Aug 5, 2026 AForm 4 →Aug 6, 4:03 pm EDTJoseph DeSilvaExecutive VP10,903——28,360—
Aug 5, 2026 AForm 4 →Aug 6, 4:03 pm EDTChristopher D'AmbrosioCorp. VP2,601——10,970—
Aug 5, 2026 AForm 4 →Aug 6, 4:03 pm EDTMichael A BonartiCorporate Vice President11,573——91,987—
Aug 5, 2026 AForm 4 →Aug 6, 4:03 pm EDTPaul BolandCorp. VP4,672——11,833—
Aug 5, 2026 AForm 4 →Aug 6, 4:02 pm EDTMaria BlackPresident & CEO44,859——119,961—
Jul 31, 2026 MForm 4 →Aug 4, 4:11 pm EDTDavid KwonCorp VP250$138.53$34,6339,910—10b5-1
Jul 30, 2026 SForm 4 →Jul 31, 4:08 pm EDTDavid KwonCorp VP2,414$265.62$641,2079,660−20.0%10b5-1
Jul 30, 2026 MForm 4 →Jul 31, 4:08 pm EDTDavid KwonCorp VP887$138.53$122,87612,074—10b5-1
Jul 1, 2026 IForm 4 →Jul 2, 4:11 pm EDTBrian L. MichaudExecutive VP49$223.94$11,06914,512—
Jul 1, 2026 IForm 4 →Jul 2, 4:11 pm EDTDavid FoskettCorp. VP49$223.94$11,06911,003—
Jul 1, 2026 IForm 4 →Jul 2, 4:11 pm EDTMaria BlackPresident & CEO49$223.94$11,06975,101—

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 20, 2026 MForm 4 →Aug 24, 4:13 pm EDTDavid KwonCorp VP967$169.84$164,2350—10b5-1
Jul 31, 2026 MForm 4 →Aug 4, 4:11 pm EDTDavid KwonCorp VP250$138.53$34,6331,137—10b5-1
Jul 30, 2026 MForm 4 →Jul 31, 4:08 pm EDTDavid KwonCorp VP887$138.53$122,8761,387—10b5-1