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

13F Institutional Holders and Ownership History from Q1 2014 to Q4 2025

Type / Class
Equity / COMMON STOCK
Symbol
OMC on NYSE
Shares outstanding
315,703,787
Price per share
$80.36
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
308,159,128
Total reported value
$24,904,717,947
% of total 13F portfolios
0.02%
Share change
+88,588,650
Value change
+$7,155,069,573
Number of holders
1,116
Price from insider filings
$80.36
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of OMNICOM GROUP INC. - COMMON STOCK (OMC) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
STATE STREET CORP 7.5% -45% $1,911,981,058 -$240,504,427 23,677,784 -11% STATE STREET CORPORATION 31 Dec 2025
WELLINGTON MANAGEMENT GROUP LLP 2.3% $342,277,281 4,481,829 Wellington Management Group LLP 31 Mar 2025

As of 31 Dec 2025, 1,116 institutional investors reported holding 308,159,128 shares of OMNICOM GROUP INC. - COMMON STOCK (OMC). This represents 98% of the company’s total 315,703,787 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of OMNICOM GROUP INC. - COMMON STOCK (OMC) together control 68% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
VANGUARD GROUP INC 12% 38,934,118 +64% 0.05% $3,143,930,029
BlackRock, Inc. 9.2% 29,182,733 +42% 0.04% $2,356,505,721
STATE STREET CORP 7.5% 23,676,768 +40% 0.06% $1,933,890,916
Bank of New York Mellon Corp 3.6% 11,283,863 +70% 0.16% $911,171,914
JPMORGAN CHASE & CO 3.3% 10,563,517 +30% 0.06% $853,004,221
GEODE CAPITAL MANAGEMENT, LLC 2.7% 8,578,075 +57% 0.04% $690,327,400
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 2.5% 7,870,437 +5.8% 0.21% $635,537,787
First Eagle Investment Management, LLC 2% 6,352,034 +0.53% 0.9% $512,926,756
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 2% 6,332,695 +25% 0.08% $511,365,928
GOLDMAN SACHS GROUP INC 1.9% 6,106,022 +89% 0.07% $493,061,345
Beutel, Goodman & Co Ltd. 1.8% 5,624,143 +78% 2.8% $454,149,000
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC 1.7% 5,518,055 +7.8% 1.3% $445,582,941
WELLINGTON MANAGEMENT GROUP LLP 1.6% 5,199,477 +523% 0.07% $419,857,768
CANADA PENSION PLAN INVESTMENT BOARD 1.6% 5,165,887 +2186% 0.28% $417,145,375
DIMENSIONAL FUND ADVISORS LP 1.5% 4,820,978 +86% 0.08% $389,290,583
MORGAN STANLEY 1.5% 4,770,074 -19% 0.02% $385,183,698
Capital Research Global Investors 1.5% 4,691,101 +60% 0.07% $378,806,406
FMR LLC 1.4% 4,376,166 +49% 0.02% $353,375,419
Baird Financial Group, Inc. 1.4% 4,354,333 -0.24% 0.55% $351,612,409
CITADEL ADVISORS LLC 1.3% 4,238,001 +1350% 0.23% $342,218,581
Invesco Ltd. 1.2% 3,803,521 +13% 0.05% $307,134,316
NORTHERN TRUST CORP 1.2% 3,709,601 +68% 0.04% $299,550,280
AQR CAPITAL MANAGEMENT LLC 1.2% 3,705,816 +186% 0.16% $299,244,594
COOKE & BIELER LP 0.8% 2,538,012 +12% 2.1% $204,944,469
BANK OF AMERICA CORP /DE/ 0.63% 1,987,589 +13% 0.01% $160,497,832

Institutional Holders of OMNICOM GROUP INC. - COMMON STOCK (OMC) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 308,159,128 $24,904,717,947 +$7,155,069,573 $80.75 1,116
2025 Q3 218,784,471 $17,838,584,061 +$502,817,856 $81.53 936
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
2020 Q2 206,028,534 $11,251,534,217 -$306,833,593 $54.60 685
2020 Q1 210,085,345 $11,538,037,977 -$738,038,419 $54.90 721
2019 Q4 223,792,411 $18,122,069,641 -$227,129,412 $81.02 781
2019 Q3 223,572,108 $17,500,644,503 -$249,413,820 $78.30 759
2019 Q2 226,834,311 $18,577,083,923 +$181,736,965 $81.95 731
2019 Q1 227,310,959 $16,590,431,115 +$106,819,981 $72.99 733
2018 Q4 225,715,620 $16,520,837,334 -$479,782,421 $73.24 729
2018 Q3 232,205,481 $15,790,152,120 +$652,448,986 $68.02 690
2018 Q2 223,393,132 $17,034,495,461 -$646,128,185 $76.27 718
2018 Q1 237,697,869 $17,252,322,470 -$120,075,365 $72.67 699
2017 Q4 233,852,912 $17,034,030,158 +$69,142,791 $72.83 708
2017 Q3 232,795,960 $17,243,482,861 +$400,896,546 $74.07 660
2017 Q2 229,935,633 $19,067,699,040 +$649,439,707 $82.90 680
2017 Q1 224,639,284 $19,364,702,076 +$1,451,005,014 $86.21 701
2016 Q4 228,400,353 $19,440,022,624 -$351,262,918 $85.11 698
2016 Q3 229,579,128 $19,504,907,219 -$198,167,963 $85.00 663
2016 Q2 231,924,031 $18,899,257,778 -$28,819,994 $81.49 670
2016 Q1 231,338,406 $19,250,856,715 -$227,132,740 $83.23 665
2015 Q4 234,320,440 $17,729,955,195 -$142,517,373 $75.66 634
2015 Q3 236,395,233 $15,580,150,609 -$2,522,527 $65.90 606
2015 Q2 236,494,336 $16,435,866,569 +$123,734,604 $69.49 614
2015 Q1 233,999,738 $18,242,154,661 +$242,111,786 $77.98 592
2014 Q4 232,207,360 $17,985,066,682 +$561,719,055 $77.47 588
2014 Q3 225,221,605 $15,509,468,487 -$7,667,583 $68.86 577
2014 Q2 225,369,941 $16,050,407,132 -$853,755,163 $71.22 574
2014 Q1 237,039,275 $17,211,568,151 -$2,841,955 $72.60 596