Highest-materiality recent filing
Omnicom Q3 revenue $6.42B; adjusted EPS $2.73 up 22%, core organic growth 7.2%
Q3 2026 revenue $6.42B versus $4.04B a year earlier after the IPG acquisition; core operations revenue was $6.01B with 7.2% organic growth.
Omnicom CAO Andrew Castellaneta retires after 25 years; Jordan Farnam named Chief Accounting Officer
Andrew Castellaneta retired as Senior Vice President and Chief Accounting Officer effective October 1, 2026, after more than 25 years at Omnicom; he will remain an employee for a transition period.
Omnicom Q2 2026 core revenue up 6.1% organic; adj. EPS $2.65, up 29%
Core Operations revenue $5.995B, organic growth 6.1%; Adj. EBITA margin 17.8% vs 15.9% prior year.
Omnicom shareholders elect board, approve say-on-pay with ~43% against, ratify KPMG
All 14 director nominees elected; highest vote against was John D. Wren with 14.3M votes against.
Omnicom Q1 core revenue +3.9% organic, adj. EPS $1.90 (+12%), $2.8B in buybacks
Core Operations revenue $5.6B, up 3.9% organically; Adj. EBITA margin 14.8% vs 12.4% a year ago.
Omnicom updates 2026 outlook post-Interpublic; 4% revenue growth, $3-3.5B buyback
Revenue growth ~4% constant currency vs combined base of $23.1B (LTM Sep 2025).
Omnicom closes $1.7B USD and €600M EUR senior notes offering, net proceeds ~$1.68B
$400M 4.200% notes due 2029, $700M 5.000% notes due 2033, $600M 5.300% notes due 2036 issued.
Omnicom Q4 adj. EPS $2.59 (+7.5%), revenue $5.5B; $5B buyback, $2.5B ASR
Q4 adj. EPS $2.59 (+7.5% YoY); revenue $5.5B (+27.9% YoY, incl. one month of IPG).
Omnicom shareholders approve 2026 Incentive Award Plan at special meeting
Approval received with ~96.7% support from votes cast (257M for, 8.6M against, 223k abstentions).
Omnicom completes $2.76B exchange of IPG notes for new senior notes post-merger
Issued ~$2.76B in new Omnicom senior notes across 6 series maturing 2028-2048 in exchange for existing IPG notes; total eligible up to $2.95B.
Omnicom increases dividend to $0.80, outlines post-Interpublic integration milestones
Dividend raised to $0.80 per share on Nov 26, 2025; reflects confidence in cash generation and synergy capture.
Omnicom completes acquisition of Interpublic for 0.344x ratio; pro forma revenue >$25B
Merger closed Nov 26, 2025; IPG shareholders received 0.344 OMC shares per IPG share; legacy Omnicom owners hold ~60.6% of combined company.
Omnicom expects to close IPG merger Nov 26, 2025; pro forma revenue $19.1B for 9mo 2025
Merger with Interpublic Group expected to close by close of business November 26, 2025; all regulatory approvals secured.
Omnicom and IPG extend exchange offer deadline to Nov 28, 2025, pending merger close
Expiration date of exchange offers and consent solicitations extended from Oct 31 to Nov 28, 2025.
Omnicom Q3: revenue $4.04B (+4%), adj. EPS $2.24 (+10.3%); IPG close expected Nov 2025
Revenue $4,037M (+4.0% YoY); organic growth 2.6%; GAAP EPS $1.75 (down $0.20).
Omnicom-IPG deal: regulatory approvals done except Mexico, EU; closing expected Dec 31
Regulatory approvals completed in all jurisdictions except Mexico and the European Union.
Omnicom extends IPG exchange offer expiration to Sept 30; over 93% of notes tendered
Expiration date moved from Sept 9 to Sept 30, 2025; settlement expected within 2 business days after.
Omnicom and IPG announce early exchange results; 93.22% of aggregate IPG notes tendered
As of Aug. 22, $2.75B of $2.95B aggregate IPG notes tendered (93.22%) across six series.
Omnicom launches exchange offers for up to $2.95B of IPG senior notes in merger financing step
Omnicom offers to exchange up to $2.95B of IPG's six series of senior notes for new Omnicom notes and cash, in connection with the pending merger.
Omnicom Q2 2025: Revenue $4.0B, organic +3.0%; Adj. EPS $2.05; IPG deal cleared FTC
Revenue $4.02B, organic growth 3.0%; Non-GAAP Adj. EBITA $613.8M (15.3% margin).
Omnicom and Interpublic clear FTC antitrust review for $13B+ merger
FTC concluded antitrust review and agreed to consent order; HSR waiting period terminated.
Omnicom extends CEO John Wren's term to Dec 2028; base salary cut to $1, receives 4M stock options
CEO John Wren's employment term extended through Dec 31, 2028, then steps down as CEO to become Executive Chairman.
Omnicom shareholders elect 11 directors, approve Say-on-Pay, ratify KPMG at 2025 annual meeting
All 11 director nominees elected; John D. Wren received 154.9M votes for, 10.7M against.
Omnicom Q1 2025 organic revenue +3.4%; GAAP EPS $1.45, adj. EPS $1.70; IPG merger costs $33.8M
Revenue $3.69B, organic growth +3.4% YoY; diluted EPS $1.45 GAAP, $1.70 non-GAAP adjusted.
Omnicom stockholders approve share issuance for IPG merger; vote passes 155M to 10.8M
155,510,386 votes for, 10,776,253 against, 481,631 abstentions on Omnicom Issuance Proposal.
Omnicom and IPG receive FTC Second Request; still expect H2 2025 close
Omnicom and IPG each received a Second Request from the FTC on March 12, 2025.
Omnicom supplements proxy statement for IPG merger to address stockholder lawsuits
Three lawsuits filed by IPG and Omnicom stockholders allege disclosure deficiencies in the joint proxy statement/prospectus.
Omnicom Q4 revenue up 5.2% organically, diluted EPS $2.26 (adj. $2.41)
Q4 revenue $4.32B, organic growth +5.2%; full-year revenue $15.69B, organic +5.2%.
Omnicom to acquire Interpublic Group in all-stock merger; combined revenue $25.6B, $750M synergies
Interpublic shareholders to receive 0.344 Omnicom shares per IPG share; Omnicom shareholders to own 60.6% of combined entity.
Omnicom to acquire Interpublic in stock-for-stock merger; IPG holders get 0.344 OMC shares per share
Each IPG share converts to 0.344 Omnicom shares; stock options and restricted stock assumed or converted to cash.
Omnicom adopts bylaw amendments updating shareholder proposal deadlines and proxy rules
Notice period for shareholder proposals: 90-120 days before annual meeting anniversary; similar for special meetings.
Omnicom Q3 revenue $3.88B, organic growth 6.5%; diluted EPS $1.95, adj. $2.03
Revenue $3,882.6M (+8.5% YoY); organic growth 6.5% led by Advertising & Media (+9.4%) and Experiential (+35.3%).
Omnicom closes $600M offering of 5.300% Senior Notes due 2034 to refinance maturing debt
Issued $600M aggregate principal of 5.300% Senior Notes due Nov 1, 2034, net proceeds ~$592.4M.
Omnicom Q2 revenue $3.85B, organic growth 5.2%; adj EPS $1.95 up 4.8% YoY
Revenue $3,853.8M (+6.8% YoY); organic growth 5.2% driven by Advertising & Media (+7.8%) and Experiential (+17.6%).
Omnicom shareholders elect 11 directors, approve say-on-pay, ratify KPMG at 2024 annual meeting
All 11 director nominees elected with strong support; highest vote for Cassandra Santos (99.92% for).
Omnicom Q1 revenue $3.63B (+5.4%), organic growth 4.0%, EPS $1.59 (adj. $1.67)
Revenue $3.63B, up 5.4% YoY; organic growth 4.0% driven by Advertising & Media (+7.0%) and Precision Marketing (+4.3%).
Omnicom Group closes €600M 3.700% senior notes offering due 2032
Issued €600M aggregate principal amount of 3.700% Senior Notes due 2032, fully guaranteed by Omnicom Group Inc.
Omnicom subsidiary prices €600M of 3.700% Senior Notes due 2032
€600M aggregate principal of 3.700% Senior Notes due 2032 priced by Omnicom Finance Holdings plc.
Omnicom Q4 revenue $4.06B, organic +4.4%; adjusted EPS $2.20, +5.3% YoY
Full-year 2024 organic revenue growth guidance of 3.5% to 5.0% provided.
Omnicom enters $600M delayed draw term loan facility maturing Dec 2026
Delayed draw term loan facility of $600M, maturing Dec 31, 2026.
Omnicom appoints Casey Santos as independent director, effective Jan 1, 2024
Board size increased from 10 to 11; Santos to serve on Finance Committee.
Omnicom Q3 2023 revenue $3.58B, organic growth 3.3%, diluted EPS $1.86
Revenue $3,578M, +3.9% YoY; organic growth 3.3%.
Omnicom Q2 organic revenue up 3.4%, EPS $1.82 (+8.3% YoY), within guidance
Revenue $3,609.9M (+1.2% as reported; organic +3.4%); Advertising & Media led with 5.1% organic growth.
Omnicom enters $2.5B amended credit facility extended to June 2028
Termination date extended from Feb 14, 2025 to June 2, 2028.
Shareholders elected 10 directors with votes ranging from 154.1M to 165.8M; no director received less than 154M for.
Omnicom reports Q1 organic revenue growth 5.2%; non-GAAP adjusted EPS $1.56, up 12.2% YoY
Q1 revenue $3.44B, organic +5.2% vs prior year; non-GAAP adjusted op margin 13.5%.
Omnicom reaffirms FY 2023 organic revenue growth guidance of 3% to 5%
Affirms previously issued full-year 2023 organic revenue growth guidance of 3% to 5%.
Omnicom Q4 organic revenue +7.2% to $3.87B; adjusted EPS $6.93 for FY2022, up 8.5%
Q4 revenue $3,868M (organic +7.2%); diluted EPS $2.09, up 7.2% YoY.
Omnicom EVP & General Counsel O'Brien steps down Dec 31, 2022; Januzzi succeeds
Michael J. O'Brien steps down as EVP, General Counsel and Secretary effective Dec 31, 2022; moves to advisory role.
Omnicom Q3 organic revenue +7.5%, raises FY22 guidance to 8-8.5%; EPS $1.77
Revenue $3,443.4M, up 7.5% organic; diluted EPS $1.77 vs $1.65 YoY.
On October 1, 2026, the Company’s Board of Directors appointed Jordan Farnam as Vice President, Global Financial Reporting and Chief Accounting Officer, effective immediately.
On October 1, 2026, after a distinguished career including more than 25 years at Omnicom Group Inc. (the “Company”), Andrew Castellaneta retired from his role as the Company’s Senior Vice President and Chief Accounting Officer, effective immediately. Mr. Castellaneta will remain an employee of the Company for a period of time to facilitate a smooth transition.
At the end of the Renewal Term, Mr. Wren will step down as CEO but will remain employed as Executive Chairman of the Board while he remains on the Board.
the Board of Directors (the “Board”) of Omnicom Group Inc. (the “Company”) increased the size of the Board from ten persons to eleven persons and elected Cassandra Santos as a director to fill the vacancy created by such increase, effective January 1, 2024.
Louis F. Januzzi, who has been a member of Omnicom’s legal team for 15 years, is being promoted to Senior Vice President, General Counsel and Secretary.
Michael J. O’Brien has notified Omnicom Group Inc. (the “Company”) that he has finalized his plans to step down from his role as the Company’s Executive Vice President, General Counsel and Secretary to spend more time with his family and pursue personal interests.
to elect Patricia Salas Pineda and Mark D. Gerstein as new directors to fill the vacancies created by such increase, effective immediately for Ms. Pineda and effective on May 1, 2022 for Mr. Gerstein.
to elect Patricia Salas Pineda and Mark D. Gerstein as new directors to fill the vacancies created by such increase, effective immediately for Ms. Pineda and effective on May 1, 2022 for Mr. Gerstein.
On October 29, 2021, the Board of Directors of Omnicom Group Inc. (the “Company”) appointed Daryl Simm as President and Chief Operating Officer of the Company, effective November 1, 2021.
Max materiality 1.00 · Median 0.65 · Most common event earnings