OMNICOM GROUP INC. - COMMON STOCK (OMC)

CUSIP: 681919106

Q3 2026 13F Holders as of 30 Sep 2026

Holder snapshot 6 signals
Share change
-167,804
SEC-reported price per share
$73.63
Number of holders
482
Value change
-$19,581
Number of buys
197
Number of sells
219
Security identity Names, identifiers, and filing context for this profile. 1 source field
Shares outstanding
286,111,023

Security key

681919106

Report period

Q3 2026

Institutions

482

Top holders

10

Ownership snapshot

Top reported holders of OMC - OMNICOM GROUP INC. - COMMON STOCK (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
STATE STREET CORP
Disclosed value leader
BlackRock, Inc.
Comparable rows
4/15
Latest evidence
30 Jun 2026
13D/G 13F Lead comparable stake: 8.6% 11 rows are not safely comparable across share classes. 13D/G row: STATE STREET CORP Showing 1-6 of 15 holder rows.

Quick read

STATE STREET CORP leads the comparable SEC ownership view at 8.6%.

4 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens STATE STREET CORP's linked filing trail.
Comparable ownership Top 4
STATE STREET CORP 8.6%
VANGUARD CAPITAL MANAGEMENT LLC 8.2%
VANGUARD PORTFOLIO MANAGEMENT LLC 4.7%
WELLINGTON MANAGEMENT GROUP LLP 2.3%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
STATE STREET CORP
13D/G 13F
STATE STREET CORPORATION · Company
8.6%
Reported 13D/G · 30 Jun 2026
$1,988,866,445
24,605,548 shares
-$255,820,160 30 Jun 2026
VANGUARD CAPITAL MANAGEMENT LLC
13D/G 13F
Vanguard Capital Management · Company
8.2%
Reported 13D/G · 31 Mar 2026
$1,770,030,661
23,503,262 shares
$0 31 Mar 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
13D/G 13F
Vanguard Portfolio Management · Company
4.7%
Reported 13D/G · 30 Jun 2026
$1,092,016,533
13,510,040 shares
-$110,591,848 30 Jun 2026
WELLINGTON MANAGEMENT GROUP LLP
13D/G
2.3%
Reported 13D/G · 31 Mar 2025
$342,277,281
4,481,829 shares
$0 31 Mar 2025
BlackRock, Inc.
13F
Company
13F
—
denominator unverified
$2,082,475,973
28,593,656 shares
— 30 Jun 2026
Bank of New York Mellon Corp
13F
Company
13F
—
denominator unverified
$914,155,953
12,551,916 shares
— 30 Jun 2026
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q3 2026

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions
482
Shares
40,578,824
Rows available
482
Investor Option Weight % Change % SEC-reported value * Price Shares Share Change Activity Report Period

* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q3 2026 vs Q2 2026 Across Filers

Q2 2026 holders
1,103
Q3 2026 holders
482
Holder diff
-621
Investor Q2 2026 Shares Q3 2026 Shares Share Diff Share Chg % Q2 2026 value Q3 2026 value Value change Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .