Form4insider filings, from the source

Company · CIK 0000029989 · SIC 7311 — Services-Advertising Agencies · NYSE

OMNICOM GROUP INC. · OMC

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $123k · 1net −$123k
$10k$10k$100k$100k$1M$1MbuyssalesMar 28Apr 27May 28Jun 28Jul 28Aug 28Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 24, 2026 SForm 4 →Aug 26, 4:30 pm EDTLinda Johnson RiceDirector1,385$88.73$122,89111,719−10.6%
Aug 15, 2026 FForm 4 →Aug 18, 4:31 pm EDTDaryl SimmCo-President and Co-COO3,172$87.57$277,772250,868—
Aug 15, 2026 FForm 4 →Aug 18, 4:31 pm EDTLouis F JanuzziSenior VP, Gen. Counsel & Sec.1,308$87.57$114,54239,558—
Aug 15, 2026 FForm 4 →Aug 18, 4:30 pm EDTAndrew CastellanetaSVP, Chief Accounting Officer1,348$87.57$118,04420,795—
Jul 16, 2026 AForm 4 →Jul 20, 4:30 pm EDTLouis F JanuzziSenior VP, Gen. Counsel & Sec.7,720——40,866—
Jul 1, 2026 AForm 4 →Jul 6, 4:30 pm EDTPatrick Q MooreDirector704——24,501—
Jul 1, 2026 AForm 4 →Jul 6, 4:30 pm EDTE Lee WyattDirector704——24,501—
Jul 1, 2026 AForm 4 →Jul 6, 4:30 pm EDTCassandra SantosDirector704——6,576—
Jul 1, 2026 AForm 4 →Jul 6, 4:30 pm EDTMark D GersteinDirector1,013——16,332—
Jul 1, 2026 AForm 4 →Jul 6, 4:30 pm EDTLeonard S Coleman Jr.Director704——50,336—
Jul 1, 2026 AForm 4 →Jul 6, 4:30 pm EDTDeborah J. KissireDirector704——27,720—
Jul 1, 2026 AForm 4 →Jul 6, 4:30 pm EDTGracia C MartoreDirector704——28,410—
Jul 1, 2026 AForm 4 →Jul 6, 4:30 pm EDTLinda Johnson RiceDirector704——13,104—
Jul 1, 2026 AForm 4 →Jul 6, 4:30 pm EDTRonnie S. HawkinsDirector704——21,978—
Jul 1, 2026 AForm 4 →Jul 6, 4:30 pm EDTValerie WilliamsDirector704——26,377—
Jul 1, 2026 AForm 4 →Jul 6, 4:30 pm EDTPatricia Salas PinedaDirector704——11,346—
Jul 1, 2026 AForm 4 →Jul 6, 4:30 pm EDTMary C ChoksiDirector704——47,929—

Reported at this company — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.