Omnicom Group Inc. (OMC) Insider Trading

Over the last 3 months, OMC insiders made 0 open-market buys and 1 sale, a net sale of -$123K (SEC Form 4). Over the last 6 months, 813 institutions increased and 889 reduced their position (13F).

Insider Activity

Sentiment
0/100
Buys (3m)
0
Sells (3m)
1
Net (3m)
-$122.9K
Insider trades by month Buys Sells
Jul
Aug
Oct
Jun
Mar
Aug
Context3-month price +17.1%Institutions mixed (13F)
DateInsiderTypeSharesPrice
Aug 26, 2026RICE LINDA JOHNSONdirectorSell1,385$88.73
Aug 18, 2026Castellaneta Andrewofficer: SVP, Chief Accounting OfficerTax1,348$87.57
Aug 18, 2026Simm Darylofficer: Co-President and Co-COOTax3,172$87.57
Aug 18, 2026Januzzi Louis Fofficer: Senior VP, Gen. Counsel & Sec.Tax1,308$87.57
Jul 20, 2026Januzzi Louis Fofficer: Senior VP, Gen. Counsel & Sec.Grant7,720
Jul 6, 2026Santos CassandradirectorGrant704
Jul 6, 2026CHOKSI MARY CdirectorGrant704
Jul 6, 2026Moore Patrick QdirectorGrant704
Jul 6, 2026WYATT E LEEdirectorGrant704
Jul 6, 2026Pineda Patricia SalasdirectorGrant704
Jul 6, 2026Gerstein Mark DdirectorGrant704
Jul 6, 2026Gerstein Mark DdirectorGrant309
Jul 6, 2026Williams ValeriedirectorGrant704
Jul 6, 2026Hawkins Ronnie S.directorGrant704
Jul 6, 2026RICE LINDA JOHNSONdirectorGrant704
Jul 6, 2026COLEMAN LEONARD S JRdirectorGrant704
Jul 6, 2026Kissire Deborah J.directorGrant704
Jul 6, 2026MARTORE GRACIA CdirectorGrant704
May 27, 2026WREN JOHNdirector, officer: Chairman and CEOGrant75,938
May 27, 2026ANGELASTRO PHILIP Jofficer: Executive Vice President & CFOTax24,922$74.93
May 27, 2026WREN JOHNdirector, officer: Chairman and CEOTax38,767$74.93
May 27, 2026Simm Darylofficer: Co-President and Co-COOTax22,931$74.93
May 27, 2026ANGELASTRO PHILIP Jofficer: Executive Vice President & CFOGrant48,818
May 27, 2026Simm Darylofficer: Co-President and Co-COOGrant54,242
May 19, 2026Simm Darylofficer: Co-President and Co-COOTax3,969$70.83
May 19, 2026Januzzi Louis Fofficer: Senior VP, Gen. Counsel & Sec.Tax1,849$70.83
May 19, 2026ANGELASTRO PHILIP Jofficer: Executive Vice President & CFOTax4,476$70.83
May 19, 2026WREN JOHNdirector, officer: Chairman and CEOTax4,397$70.83
Apr 3, 2026Santos CassandradirectorGrant681
Apr 3, 2026RICE LINDA JOHNSONdirectorGrant681

Source: OMC SEC Form 4 filings, latest Aug 26, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

How institutions changed their OMC positions over the last 6 months (SEC Form 13F).

Increased
813
New positions
249
Reduced
889
Sold out
135
Largest moves
InstitutionActionSharesFiled
BLACKROCK, INC.Increased29.5MMay 13, 2026
BlackRock, Inc.Reduced28.6MAug 7, 2026
STATE STREET CORPIncreased27.8MMay 15, 2026
STATE STREET CORPReduced24.6MAug 7, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position20.3MMay 15, 2026
VANGUARD CAPITAL MANAGEMENT LLCReduced18.6MAug 13, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCNew Position14.8MMay 8, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCReduced13.5MAug 13, 2026
Bank of New York Mellon CorpIncreased12.6MAug 6, 2026
BANK OF NEW YORK MELLON CORPIncreased12.1MMay 5, 2026
JPMORGAN CHASE & COIncreased12.1MAug 12, 2026
JPMORGAN CHASE & COIncreased12.0MMay 13, 2026
GEODE CAPITAL MANAGEMENT, LLCIncreased9.3MMay 15, 2026
MASSACHUSETTS FINANCIAL SERVICES CO /MA/Increased8.7MMay 14, 2026
GEODE CAPITAL MANAGEMENT, LLCReduced8.6MAug 12, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.