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ADP Automatic Data Processing

Insider figures are trailing 90 days, open-market Form 4 only. Institutional figures are the latest reported quarter. These windows are not simultaneous.

-$12.0M net selling - trailing 90 days

0 buyers - 6 unique sellers

Historical context: most recent complete month (2026-08) is the 41st percentile of this ticker's monthly net P/S flow over 23 complete months (limited history). Lower percentiles are more selling; higher are more buying.

Institutional activity: not available - insufficient comparable institutions for the latest complete quarter.

open-market Form 4 only - grants, exercises, tax withholding excluded. ~ derived from SEC-reported shares x price.

Insider net $ (monthly)open-market Form 4 only - grants, exercises, tax withholding excluded$50.0M$25.0M$0-$25.0M-$50.0M2024-10 $02024-11 -$11.7M2024-12 $02025-01 -$11.8M2025-02 -$10.0M2025-03 -$145K2025-04 -$598K2025-05 -$147K2025-06 -$424K2025-07 -$63K2025-08 $02025-09 -$43.5M2025-10 $02025-11 $02025-12 $02026-01 -$774K2026-02 -$413K2026-03 -$113K2026-04 -$106K2026-05 $566K2026-06 $02026-07 -$641K2026-08 -$257K2026-09 -$11.1MOct 24Dec 24Feb 25Apr 25Jun 25Aug 25Oct 25Dec 25Feb 26Apr 26Jun 26Aug 26~ derived from SEC-reported shares x price. Hatched: excluded (implausible price) or unpriced.

Institutional activity: not available - insufficient comparable institutions for the latest complete quarter.

Who is responsible

Insider Role Net activity Rows
Black Maria President & CEO -~$8.1M 13
DeSilva Joseph Executive VP -~$2.0M 2
Kwon David Corp VP -~$0.9M 4
D'Ambrosio Christopher Corp. VP -~$0.5M 1
Foskett David Corp. VP -~$0.4M 1
Michaud Brian L. Executive VP -~$34K 1

Transactions

Date Insider Role Type Shares Price Value
9/3/2026 DeSilva Joseph Executive VP S -631 282.87 ~$0.2M
9/2/2026 Black Maria President & CEO 13 reported sale rows 28792 ~$8.1M
9/2/2026 Foskett David Corp. VP S -1529 283 ~$0.4M
9/2/2026 DeSilva Joseph Executive VP S -6512 283 ~$1.8M
9/2/2026 D'Ambrosio Christopher Corp. VP S -1872 283 ~$0.5M
8/21/2026 Michaud Brian L. Executive VP S -120 279.7 ~$34K
8/20/2026 Kwon David Corp VP S -798 280 ~$0.2M
7/30/2026 Kwon David Corp VP 3 reported sale rows 2414 ~$0.6M
5/8/2026 Michaud Brian L. Executive VP S -848 212.13 ~$0.2M
5/7/2026 SWAN ROBERT HOLMES P 3619 206.05 ~$0.7M
4/14/2026 D'Ambrosio Christopher Corp. VP S -543 195.74 ~$0.1M
3/16/2026 D'Ambrosio Christopher Corp. VP S -543 208.45 ~$0.1M
2/17/2026 D'Ambrosio Christopher Corp. VP S -543 212.43 ~$0.1M
2/6/2026 Michaud Brian L. Executive VP S -1000 234.18 ~$0.2M
2/5/2026 Foskett David Corp. VP S -266 237 ~$63K
1/13/2026 D'Ambrosio Christopher Corp. VP S -543 262.29 ~$0.1M
1/12/2026 Kwon David Corp VP S -806 264.8 ~$0.2M
1/6/2026 Kwon David Corp VP S -900 260 ~$0.2M
1/5/2026 Black Maria President & CEO 6 reported sale rows 715 ~$0.2M
9/12/2025 Rodriguez Carlos A 5 reported sale rows 1273 ~$0.4M
9/11/2025 Rodriguez Carlos A 7 reported sale rows 2813 ~$0.8M
9/10/2025 Rodriguez Carlos A 7 reported sale rows 21950 ~$6.4M
9/10/2025 D'Ambrosio Christopher Corp. VP S -597 296.9 ~$0.2M
9/9/2025 Rodriguez Carlos A 3 reported sale rows 21950 ~$6.5M
9/9/2025 Bonarti Michael A Corporate Vice President S -8728 298.43 ~$2.6M
9/5/2025 Rodriguez Carlos A 9 reported sale rows 12056 ~$3.6M
9/4/2025 Rodriguez Carlos A 5 reported sale rows 11701 ~$3.5M
9/3/2025 Black Maria President & CEO 17 reported sale rows 23105 ~$6.9M
9/3/2025 Rodriguez Carlos A 4 reported sale rows 11701 ~$3.5M
9/3/2025 McGuire Don Corp VP S -13599 296.57 ~$4.0M
9/3/2025 Foskett David Corp. VP S -1373 296.57 ~$0.4M
9/3/2025 DeSilva Joseph Executive VP S -4614 296.57 ~$1.4M
9/2/2025 Foskett David Corp. VP S -1043 301.1301 ~$0.3M
9/2/2025 Black Maria President & CEO 4 reported sale rows 7721 ~$2.3M
9/2/2025 DeSilva Joseph Executive VP S -1987 301.64 ~$0.6M
7/1/2025 Michaud Brian L. Corp VP S -206 308.18 ~$63K
6/13/2025 DeSilva Joseph Corp VP S -1381 307.07 ~$0.4M
5/12/2025 D'Ambrosio Christopher Corp. VP S -472 311.82 ~$0.1M
4/10/2025 D'Ambrosio Christopher Corp. VP S -478 293.14 ~$0.1M
4/1/2025 Michaud Brian L. Corp VP S -1500 305.38 ~$0.5M
3/10/2025 D'Ambrosio Christopher Corp. VP S -473 306.2 ~$0.1M
2/10/2025 D'Ambrosio Christopher Corp. VP S -471 308.24 ~$0.1M
2/3/2025 Bonarti Michael A Corporate Vice President S -30131 303.3 ~$9.1M
2/3/2025 Lehberger Jonathan S Corp. VP S -2324 303.3 ~$0.7M
1/13/2025 Foskett David Corp. VP S -1067 286.1496 ~$0.3M
1/13/2025 Magliulo Virginia Corp VP S -3578 285.5 ~$1.0M
1/6/2025 Foskett David Corp. VP S -1004 289.2861 ~$0.3M
1/6/2025 Magliulo Virginia Corp VP S -2065 289.15 ~$0.6M
1/6/2025 Kwon David Corp VP S -300 289.15 ~$87K
1/3/2025 Ayala John Corp. VP 2 reported sale rows 10720 ~$3.1M
1/3/2025 Black Maria President & CEO 2 reported sale rows 721 ~$0.2M
1/3/2025 Kwon David Corp VP S -1016 290.73 ~$0.3M
1/2/2025 Kwon David Corp VP 2 reported sale rows 1946 ~$0.6M
1/2/2025 Michaud Brian L. Corp VP S -362 293.83 ~$0.1M
1/2/2025 DeSilva Joseph Corp VP 2 reported sale rows 6516 ~$1.9M
1/2/2025 Lehberger Jonathan S Corp. VP 2 reported sale rows 2479 ~$0.7M
1/2/2025 McGuire Don Corp VP 2 reported sale rows 8664 ~$2.5M
11/6/2024 KUTAM SREENIVASA Corp VP 6 reported sale rows 38975 ~$11.7M
9/17/2024 Kwon David Corp VP S -100 280 ~$28K
9/17/2024 DeSilva Joseph Corp VP S -1383 280 ~$0.4M
9/13/2024 Rodriguez Carlos A 3 reported sale rows 21950 ~$6.1M
9/12/2024 Rodriguez Carlos A 5 reported sale rows 21949 ~$6.1M
9/11/2024 Rodriguez Carlos A 7 reported sale rows 29433 ~$8.1M
9/10/2024 Rodriguez Carlos A 4 reported sale rows 29432 ~$8.2M
9/9/2024 Ayala John Corp. VP 3 reported sale rows 29514 ~$8.0M
9/9/2024 Bonarti Michael A Corporate Vice President S -3852 269.7 ~$1.0M
9/6/2024 Rodriguez Carlos A 4 reported sale rows 9203 ~$2.5M