Automatic Data Processing, Inc. (ADP) Insider Trading

Over the last 3 months, ADP insiders made 0 open-market buys and 5 sales, a net sale of -$898K (SEC Form 4). Over the last 6 months, 1623 institutions increased and 1925 reduced their position (13F).

Insider Activity

Sentiment
0/100
Buys (3m)
0
Sells (3m)
5
Net (3m)
-$898.2K
Insider trades by month Buys Sells
Feb
Mar
Apr
May
Jul
Aug
Context3-month price +22.9%Institutions mixed (13F)
DateInsiderTypeSharesPrice
Aug 24, 2026Kwon Davidofficer: Corp VPOption967$169.84
Aug 24, 2026Kwon Davidofficer: Corp VPSell798$280.00
Aug 24, 2026Michaud Brian L.officer: Executive VPSell120$279.70
Aug 6, 2026Michaud Brian L.officer: Executive VPGrant4,050
Aug 6, 2026Foskett Davidofficer: Corp. VPGrant2,647
Aug 6, 2026Black Mariaofficer: President & CEOGrant44,859
Aug 6, 2026Lehberger Jonathan Sofficer: Corp. VPGrant747
Aug 6, 2026Hadley Peter Jofficer: CFOGrant1,479
Aug 6, 2026Kwon Davidofficer: Corp VPGrant3,114
Aug 6, 2026D'Ambrosio Christopherofficer: Corp. VPGrant2,601
Aug 6, 2026Magliulo Virginiaofficer: Executive VPGrant4,050
Aug 6, 2026Bonarti Michael Aofficer: Corporate Vice PresidentGrant11,573
Aug 6, 2026Boland Paulofficer: Corp. VPGrant4,672
Aug 6, 2026KUTAM SREENIVASAofficer: Corp VPGrant11,083
Aug 6, 2026Rodriguez Carlos AdirectorGrant24,922
Aug 6, 2026DeSilva Josephofficer: Executive VPGrant10,903
Aug 4, 2026Kwon Davidofficer: Corp VPOption250$138.53
Jul 31, 2026Kwon Davidofficer: Corp VPSell474$265.62
Jul 31, 2026Kwon Davidofficer: Corp VPOption887$138.53
Jul 31, 2026Kwon Davidofficer: Corp VPSell1,053$265.62
Jul 31, 2026Kwon Davidofficer: Corp VPSell887$265.62
May 11, 2026Michaud Brian L.officer: Executive VPSell848$212.13
May 11, 2026SWAN ROBERT HOLMESdirectorBuy3,619$206.05
Apr 15, 2026D'Ambrosio Christopherofficer: Corp. VPSell543$195.74
Mar 17, 2026D'Ambrosio Christopherofficer: Corp. VPSell543$208.45
Feb 18, 2026D'Ambrosio Christopherofficer: Corp. VPSell543$212.43
Feb 9, 2026Foskett Davidofficer: Corp. VPSell266$237.00
Feb 9, 2026Michaud Brian L.officer: Executive VPSell1,000$234.18
Feb 3, 2026Foskett Davidofficer: Corp. VPTax586$246.82
Feb 3, 2026Michaud Brian L.officer: Executive VPTax132$246.82

Source: ADP SEC Form 4 filings, latest Aug 24, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

How institutions changed their ADP positions over the last 6 months (SEC Form 13F).

Increased
1623
New positions
401
Reduced
1925
Sold out
174
Largest moves
InstitutionActionSharesFiled
BlackRock, Inc.Increased36.2MAug 7, 2026
BLACKROCK, INC.Reduced35.5MMay 13, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position26.2MMay 15, 2026
VANGUARD CAPITAL MANAGEMENT LLCReduced26.1MAug 13, 2026
STATE STREET CORPIncreased20.4MAug 7, 2026
STATE STREET CORPIncreased19.3MMay 15, 2026
Invesco Ltd.Increased13.6MAug 14, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INCIncreased12.7MAug 14, 2026
GEODE CAPITAL MANAGEMENT, LLCIncreased12.0MMay 15, 2026
GEODE CAPITAL MANAGEMENT, LLCReduced12.0MAug 12, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INCIncreased11.6MMay 15, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCNew Position11.1MMay 8, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCReduced10.5MAug 13, 2026
WELLINGTON MANAGEMENT GROUP LLPIncreased10.1MMay 15, 2026
WELLINGTON MANAGEMENT GROUP LLPReduced10.0MAug 14, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.