AUTOMATIC DATA PROCESSING INC — 424B2 Filings
10 424B2 filings on record
This page lists all 424B2 filings submitted to the SEC by AUTOMATIC DATA PROCESSING INC (ADP), sorted by most recent first. Each row links to the full filing on EdgarLookup. AUTOMATIC DATA PROCESSING INC has filed 10 424B2 documents with the SEC since 2017. To view all SEC filings by AUTOMATIC DATA PROCESSING INC, see the full filings list.
All
10-K
10-K405
10-Q
10-Q/A
11-K
11-K/A
144
144/A
25
25-NSE
3
3/A
4
4/A
424B2
424B3
5
5/A
8-A12B/A
8-K
8-K/A
ARS
CERTNAS
CORRESP
DEF 14A
DEFA14A
DEFC14A
DFAN14A
DFRN14A
FWP
IRANNOTICE
PRE 14A
PREC14A
PRER14A
PRES14A
PRRN14A
S-3
S-3/A
S-3ASR
S-4
S-4/A
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC TO-C
SC TO-T
SC TO-T/A
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 424B2 | 424B2 | 0001193125-25-114878 | May 7, 2025 | — |
| 424B2 | 424B2 | 0001193125-25-112128 | May 5, 2025 | — |
| 424B2 | 424B2 | 0001193125-24-214655 | Sep 6, 2024 | — |
| 424B2 | 424B2 | 0001193125-24-212692 | Sep 4, 2024 | — |
| 424B2 | 424B2 | 0001193125-21-159531 | May 13, 2021 | — |
| 424B2 | 424B2 | 0001193125-21-157061 | May 11, 2021 | — |
| 424B2 | 424B2 | 0001193125-20-217862 | Aug 13, 2020 | — |
| 424B2 | 424B2 | 0001193125-20-215730 | Aug 11, 2020 | — |
| 424B2 | PROSPECTUS SUPPLEMENT | 0001193125-15-316011 | Sep 9, 2015 | — |
| 424B2 | PRELIMINARY PROSPECTUS SUPPLEMENT | 0001193125-15-313663 | Sep 8, 2015 | — |