STOCKNO.DE
Institutional ownership intelligence
Schedule 13G

OMC Schedule 13G filing by State Street

State Street reported beneficial ownership of 26.7M shares, representing 13.8% of OMNICOM GROUP INC. in this filing.

FiledDec 5, 2025
Ownership dateNov 30, 2025
Reported shares26.7M
Reported ownership13.8%
Ownership details

Voting and dispositive power reported in the filing

These figures describe the reporting filer’s disclosed voting and investment authority. They should be read together with the reported share count and percentage.

Sole voting power 21.2M
Shared voting power 21.2M
Sole dispositive power 26.7M
Shared dispositive power 26.7M
Compared with the prior filing

How the reported position changed

This compares the current filing with the previous tracked Schedule 13 filing from the same reporting CIK for OMC. A change between filings does not by itself establish when shares were bought or sold.

Previous filingMay 13, 2025
Reported share change+10,064,608
Ownership percentage change+1.8 pts
Previous filingThis filing
Reported shares16.6M26.7M
Reported ownership12%13.8%
Price context

Price dates alongside the ownership filing

Price data provides market context around the disclosure. It does not identify the filer’s actual transaction price.

Close near filing date$73.44as of Dec 5, 2025
Latest tracked price$81.71as of Aug 5, 2026
Source

Original filing and accession

Use the SEC filing as the primary source when you need the complete disclosure, footnotes, exhibits, or reporting-person details.

Reporting filer
State Street
CIK
CIK0000093751
Accession
0000093751-25-000666
Form
Schedule 13G
Read the filing in context

Understand what a Schedule 13 filing does—and does not—tell you.