Security Snapshot

OMNICOM GROUP INC. - COMMON STOCK (OMC) Institutional Ownership

CUSIP: 681919106

13F Institutional Holders and Ownership History from Q1 2014 to Q3 2026

13F reference period

Q2 2026

Institutions Reporting

1,103

Shares (Excl. Options)

290.76MFull value: 290,759,892 · shares · 30 Jun 2026

Price

$72.83

The headline uses the Q2 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended. Newer periods in the history table contain incoming reports and may be incomplete.

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Latest holder snapshot 5 signals
Portfolio coverage rank
0.01%
Share change
-17,498,920
Value change
-$1,285,145,420
Number of holders
1,103
Issuer context Names, identifiers, and filing context for this profile. 3 identity fields
Shares outstanding
286,111,023
SEC-reported price per share
$78.49
Insider filing price
$78.49
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source

Key facts

  • OMC - OMNICOM GROUP INC. - COMMON STOCK is tracked under CUSIP 681919106.
  • 1103 institutions reported positions in Q2 2026.
  • 4 significant owners is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 1,133 to 1,103 between Q1 2026 and Q2 2026.
  • SEC-reported value moved from
    $23.17BFull value: $23,168,538,163 · USD · 31 Mar 2026
    to
    $21.22BFull value: $21,218,765,326 · USD · 30 Jun 2026
    .

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 1103 institutions filings for Q2 2026.

Open SEC evidence

Security key

681919106

13F reference period

Q2 2026

13F holders

1,103

13D/G owners

4

CIK / CUSIP context first

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows
4
Security
OMC
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
STATE STREET CORP 8.6% -11% $1,988,866,445 -$255,820,160 24,605,548 -11% STATE STREET CORPORATION 30 Jun 2026
VANGUARD CAPITAL MANAGEMENT LLC 8.2% $1,770,030,661 23,503,262 Vanguard Capital Management 31 Mar 2026
VANGUARD PORTFOLIO MANAGEMENT LLC 4.7% -9.6% $1,092,016,533 -$110,591,848 13,510,040 -9.2% Vanguard Portfolio Management 30 Jun 2026
WELLINGTON MANAGEMENT GROUP LLP 2.3% $342,277,281 4,481,829 Wellington Management Group LLP 31 Mar 2025
As of 30 Jun 2026, 1,103 institutional investors reported holding
290.76MFull value: 290,759,892 · shares · 30 Jun 2026
shares of OMNICOM GROUP INC. - COMMON STOCK (OMC). This represents 102% of the company’s total
286.11MFull value: 286,111,023 · shares · Stored outstanding share count
outstanding shares.

13F concentration

Top 25 institutional shareholders

Largest 13F positions for this security by reported shares and value.

Top holder share
71%
Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BlackRock, Inc. 10% 28,593,656 -3.1% 0.03% $2,082,475,973
STATE STREET CORP 8.6% 24,590,402 -11% 0.05% $1,812,367,298
VANGUARD CAPITAL MANAGEMENT LLC 6.5% 18,596,140 -8.4% 0.03% $1,354,356,876
VANGUARD PORTFOLIO MANAGEMENT LLC 4.7% 13,478,004 -9.2% 0.04% $981,603,031
Bank of New York Mellon Corp 4.4% 12,551,916 +3.8% 0.15% $914,155,953
JPMORGAN CHASE & CO 4.2% 12,085,435 +0.45% 0.05% $893,476,338
GEODE CAPITAL MANAGEMENT, LLC 3% 8,645,204 -7.2% 0.03% $628,294,354
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 2.9% 8,305,876 -4.9% 0.21% $611,734,630
FMR LLC 2.7% 7,666,221 +28% 0.02% $558,330,922
First Eagle Investment Management, LLC 2.6% 7,343,209 +0.55% 0.88% $534,805,905
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC 2.4% 6,867,753 +28% 1.5% $500,178,451
Capital Research Global Investors 2.3% 6,722,774 +0.41% 0.07% $489,619,630
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 2.1% 6,104,414 -4% 0.06% $444,585,072
MORGAN STANLEY 2.1% 5,877,632 -15% 0.02% $428,068,117
Baird Financial Group, Inc. 1.7% 4,852,121 +3% 0.49% $353,380,005
Invesco Ltd. 1.5% 4,243,512 +6.7% 0.02% $309,054,956
DIMENSIONAL FUND ADVISORS LP 1.4% 3,986,507 +0.2% 0.05% $290,370,468
GOLDMAN SACHS GROUP INC 1.4% 3,863,586 +7.6% 0.03% $281,384,943
Pacer Advisors, Inc. 1.1% 3,170,921 +11% 0.6% $230,938,000
Beutel, Goodman & Co Ltd. 1.1% 3,091,223 -25% 1.7% $225,133,000
NORTHERN TRUST CORP 0.97% 2,784,324 -18% 0.02% $202,782,317
VICTORY CAPITAL MANAGEMENT INC 0.91% 2,592,457 -16% 0.11% $188,808,643
COOKE & BIELER LP 0.79% 2,265,219 -0.8% 1.9% $164,975,900
BANK OF AMERICA CORP /DE/ 0.68% 1,951,130 -11% 0.01% $142,100,808
ENVESTNET ASSET MANAGEMENT INC 0.66% 1,899,496 -2.3% 0.03% $138,340,271

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
51
Headline period
Q2 2026
Rows shown
1-25 of 51
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q3 24,209,416 $1,786,001,022 -$56,254,883 $73.63 456
2026 Q2 290,759,892 $21,218,765,326 -$1,285,145,420 $72.83 1,103
2026 Q1 307,279,083 $23,168,538,163 -$269,101,989 $75.31 1,133
2025 Q4 311,076,973 $25,141,554,397 +$7,322,104,427 $80.75 1,140
2025 Q3 218,747,308 $17,835,554,115 +$502,729,556 $81.53 937
2025 Q2 213,655,670 $15,396,941,388 +$753,859,427 $71.94 936
2025 Q1 202,772,827 $16,808,439,647 +$761,544,223 $82.91 971
2024 Q4 193,572,071 $16,664,178,982 +$428,398,274 $86.04 948
2024 Q3 187,334,746 $19,370,702,508 -$44,638,812 $103.39 932
2024 Q2 187,464,641 $16,824,010,579 +$112,669,380 $89.70 900
2024 Q1 186,502,868 $18,031,275,978 +$453,695,955 $96.76 879
2023 Q4 181,847,658 $15,728,064,035 +$149,687,477 $86.51 872
2023 Q3 179,200,623 $13,344,015,390 -$329,126,837 $74.48 836
2023 Q2 182,879,756 $17,383,117,182 -$118,689,180 $95.15 865
2023 Q1 183,442,298 $17,287,231,371 -$136,414,620 $94.34 862
2022 Q4 185,813,398 $15,149,147,390 +$130,579,229 $81.57 808
2022 Q3 184,573,648 $11,669,505,849 +$19,546,742 $63.09 753
2022 Q2 183,797,794 $11,701,821,738 -$427,509,136 $63.61 764
2022 Q1 191,608,806 $16,256,684,083 +$131,473,172 $84.88 791
2021 Q4 190,652,418 $13,976,806,318 -$539,333,662 $73.27 770
2021 Q3 196,712,632 $14,256,375,486 +$142,862,205 $72.46 763
2021 Q2 195,183,990 $15,600,465,491 +$77,637,887 $79.99 761
2021 Q1 194,615,334 $14,430,487,498 -$260,778,945 $74.15 731
2020 Q4 198,460,567 $12,377,691,107 -$153,832,634 $62.37 717
2020 Q3 201,883,012 $9,995,084,840 -$256,518,451 $49.50 668
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