| 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.
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 |
| 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 |