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OMNICOM GROUP INC. — 4/A Filings

13 4/A filings on record

This page lists all 4/A 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 13 4/A documents with the SEC since 2015. To view all SEC filings by OMNICOM GROUP INC., see the full filings list.

Overview All Filings Financials Insiders
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
4/A 0001213900-25-042820 May 13, 2025 May 5, 2025
4/A PRIMARY DOCUMENT 0000891092-11-005287 Aug 10, 2011 Aug 8, 2011
4/A 0000891092-05-002466 Dec 8, 2005 May 23, 2005
4/A 0000891092-05-000286 Feb 11, 2005 May 26, 2004
4/A 0000891092-05-000283 Feb 11, 2005 May 26, 2004
4/A 0000891092-05-000282 Feb 11, 2005 May 26, 2004
4/A 0000891092-05-000281 Feb 11, 2005 May 26, 2004
4/A 0000891092-05-000280 Feb 11, 2005 May 26, 2004
4/A 0000891092-05-000279 Feb 11, 2005 May 26, 2004
4/A 0000891092-05-000278 Feb 11, 2005 May 26, 2004
4/A 0000891092-05-000277 Feb 11, 2005 May 26, 2004
4/A 0000891092-05-000276 Feb 11, 2005 May 26, 2004
4/A FORM 4/A 0000891092-01-500123 May 7, 2001 Apr 30, 2001