OMNICOM GROUP INC. — S-4 Filings
6 S-4 filings on record
This page lists all S-4 filings submitted to the SEC by OMNICOM GROUP INC. (OMC), sorted by most recent first. Each row links to the full filing on EdgarLookup. OMNICOM GROUP INC. has filed 6 S-4 documents with the SEC since 2015. To view all SEC filings by OMNICOM GROUP INC., see the full filings list.
All
10-K
10-K/A
10-K405
10-Q
10-Q/A
11-K
11-K/A
144
144/A
3
4
4/A
424B2
424B3
424B5
425
5
8-A12B
8-K
ARS
CERT
CORRESP
DEF 14A
DEFA14A
DEFR14A
DEFS14A
EFFECT
FWP
NO ACT
POS AM
POSASR
PRE 14A
PRES14A
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 14D1
SC 14D1/A
SCHEDULE 13G
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| S-4 | REGISTRATION STATEMENT | 0001213900-25-117903 | Dec 3, 2025 | — |
| S-4 | S-4 | 0001193125-25-008526 | Jan 17, 2025 | — |
| S-4 | FORM S-4 | 0000891092-00-000885 | Oct 5, 2000 | — |
| S-4 | FORM S-4 REGISTRATION | 0000891092-96-000030 | Mar 11, 1996 | — |
| S-4 | REGISTRATION STATEMENT | 0000891092-95-000099 | Jun 19, 1995 | — |
| S-4 | REGISTRATION STATEMENT | 0000891092-95-000090 | Jun 12, 1995 | — |