| 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% | $331,565,709 | 4,481,829 | Wellington Management Group LLP | 31 Mar 2025 |
As of 30 Sep 2025, 931 institutional investors reported holding 218,648,071 shares of OMNICOM GROUP INC. - COMMON STOCK (OMC). This represents 69% of the company’s total 315,703,787 outstanding shares.
The largest institutional shareholders of OMNICOM GROUP INC. - COMMON STOCK (OMC) together control 48% 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 | 7.5% | 23,713,674 | -0.41% | 0.03% | $1,933,375,841 |
| BlackRock, Inc. | 6.5% | 20,548,945 | +0.69% | 0.03% | $1,675,355,467 |
| STATE STREET CORP | 5.3% | 16,863,327 | +16% | 0.05% | $1,384,980,371 |
| JPMORGAN CHASE & CO | 2.6% | 8,107,021 | +30% | 0.04% | $660,969,071 |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 2.4% | 7,436,976 | -5.5% | 0.19% | $606,336,653 |
| Bank of New York Mellon Corp | 2.1% | 6,652,469 | +74% | 0.1% | $542,375,709 |
| First Eagle Investment Management, LLC | 2% | 6,318,477 | 0.94% | $515,145,437 | |
| MORGAN STANLEY | 1.9% | 5,877,506 | +39% | 0.03% | $479,193,261 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.7% | 5,460,887 | +2.3% | 0.03% | $443,785,560 |
| HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | 1.6% | 5,120,191 | -0.83% | 1.3% | $417,449,172 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.6% | 5,059,092 | +12% | 0.07% | $412,468,570 |
| Baird Financial Group, Inc. | 1.4% | 4,364,655 | +5.6% | 0.57% | $355,850,360 |
| Invesco Ltd. | 1.1% | 3,370,837 | +28% | 0.04% | $274,824,362 |
| FIL Ltd | 1% | 3,230,182 | -11% | 0.21% | $263,356,738 |
| GOLDMAN SACHS GROUP INC | 1% | 3,222,502 | -9.2% | 0.04% | $262,730,577 |
| Boston Partners | 1% | 3,182,374 | +2.6% | 0.27% | $259,229,056 |
| Beutel, Goodman & Co Ltd. | 1% | 3,161,467 | -5.2% | 1.6% | $257,754,000 |
| FMR LLC | 0.93% | 2,940,156 | +18% | 0.01% | $239,710,882 |
| Capital Research Global Investors | 0.93% | 2,930,632 | +0.37% | 0.04% | $238,934,427 |
| LAZARD ASSET MANAGEMENT LLC | 0.87% | 2,749,428 | -3.4% | 0.3% | $224,160,865 |
| DIMENSIONAL FUND ADVISORS LP | 0.82% | 2,587,261 | -9.6% | 0.05% | $210,888,963 |
| Pacer Advisors, Inc. | 0.8% | 2,534,940 | -1.4% | 0.53% | $206,673,658 |
| COOKE & BIELER LP | 0.72% | 2,269,871 | -3.2% | 1.9% | $185,062,583 |
| NORTHERN TRUST CORP | 0.7% | 2,213,819 | -0.68% | 0.02% | $180,492,663 |
| PRINCIPAL FINANCIAL GROUP INC | 0.59% | 1,877,462 | +19% | 0.08% | $153,068,166 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 1,901,034 | $153,467,667 | +$61,776,078 | $80.75 | 65 |
| 2025 Q3 | 218,648,071 | $17,827,468,712 | +$501,547,995 | $81.53 | 931 |
| 2025 Q2 | 213,655,670 | $15,396,941,388 | +$753,859,318 | $71.94 | 936 |
| 2025 Q1 | 202,640,047 | $16,797,431,126 | +$760,766,695 | $82.91 | 966 |
| 2024 Q4 | 193,455,134 | $16,654,447,584 | +$464,076,870 | $86.04 | 935 |
| 2024 Q3 | 186,836,706 | $19,319,208,748 | -$107,761,910 | $103.39 | 929 |
| 2024 Q2 | 187,544,505 | $16,831,179,755 | +$143,530,407 | $89.70 | 896 |
| 2024 Q1 | 186,302,096 | $18,011,849,851 | +$452,511,140 | $96.76 | 874 |
| 2023 Q4 | 511,865 | $44,283,664 | +$7,738,031 | $86.51 | 10 |
| 2023 Q3 | 178,776,367 | $13,312,485,535 | -$325,519,437 | $74.48 | 820 |
| 2023 Q2 | 182,429,684 | $17,340,289,631 | -$357,470,912 | $95.15 | 849 |
| 2023 Q1 | 182,812,258 | $17,227,794,523 | -$139,909,742 | $94.34 | 848 |
| 2022 Q4 | 184,504,067 | $15,042,328,977 | +$125,152,597 | $81.57 | 793 |
| 2022 Q3 | 181,341,903 | $11,464,332,005 | +$16,199,406 | $63.09 | 740 |
| 2022 Q2 | 183,374,782 | $11,671,149,777 | -$422,345,175 | $63.61 | 753 |
| 2022 Q1 | 189,886,487 | $16,108,875,853 | -$29,126,492 | $84.88 | 775 |
| 2021 Q4 | 189,028,630 | $13,857,722,935 | -$328,553,208 | $73.27 | 759 |
| 2021 Q3 | 196,401,202 | $14,233,816,103 | +$135,297,458 | $72.46 | 756 |
| 2021 Q2 | 194,104,954 | $15,514,157,441 | +$50,038,930 | $79.99 | 750 |
| 2021 Q1 | 193,914,863 | $14,378,513,074 | -$241,471,377 | $74.15 | 728 |
| 2020 Q4 | 194,245,556 | $12,116,006,254 | -$154,175,081 | $62.37 | 704 |
| 2020 Q3 | 201,339,324 | $9,967,468,954 | -$254,267,566 | $49.50 | 659 |
| 2020 Q2 | 201,610,901 | $11,010,679,123 | -$437,761,536 | $54.60 | 675 |
| 2020 Q1 | 199,760,786 | $10,971,164,686 | -$724,918,482 | $54.90 | 706 |
| 2019 Q4 | 223,662,903 | $18,111,584,269 | -$227,125,547 | $81.02 | 772 |
| 2019 Q3 | 219,869,124 | $17,210,806,794 | -$360,632,348 | $78.30 | 751 |
| 2019 Q2 | 225,877,064 | $18,498,581,360 | +$419,912,658 | $81.95 | 725 |
| 2019 Q1 | 226,000,462 | $16,494,779,728 | +$120,197,176 | $72.99 | 723 |
| 2018 Q4 | 220,835,242 | $16,163,382,950 | -$446,200,594 | $73.24 | 720 |
| 2018 Q3 | 231,141,005 | $15,717,754,307 | +$624,768,390 | $68.02 | 681 |
| 2018 Q2 | 222,614,162 | $16,975,099,611 | -$473,071,213 | $76.27 | 710 |
| 2018 Q1 | 237,360,760 | $17,227,821,484 | -$127,754,401 | $72.67 | 691 |
| 2017 Q4 | 232,826,322 | $16,959,250,520 | +$85,244,918 | $72.83 | 699 |
| 2017 Q3 | 232,092,292 | $17,191,335,741 | +$379,249,932 | $74.07 | 649 |
| 2017 Q2 | 229,461,845 | $19,028,419,343 | +$587,445,019 | $82.90 | 674 |
| 2017 Q1 | 223,887,610 | $19,299,901,573 | +$1,469,804,385 | $86.21 | 695 |
| 2016 Q4 | 227,986,832 | $19,404,830,118 | -$341,007,492 | $85.11 | 691 |
| 2016 Q3 | 229,164,631 | $19,469,677,116 | -$198,725,705 | $85.00 | 659 |
| 2016 Q2 | 231,571,234 | $18,870,509,625 | -$29,515,660 | $81.49 | 667 |
| 2016 Q1 | 227,948,299 | $18,968,699,395 | -$204,653,444 | $83.23 | 661 |
| 2015 Q4 | 233,948,634 | $17,701,628,726 | -$135,426,309 | $75.66 | 631 |
| 2015 Q3 | 232,048,429 | $15,293,758,088 | +$40,212,002 | $65.90 | 601 |
| 2015 Q2 | 232,270,493 | $16,142,398,174 | +$144,257,572 | $69.49 | 610 |
| 2015 Q1 | 228,826,475 | $17,838,754,732 | +$340,976,253 | $77.98 | 586 |
| 2014 Q4 | 232,148,739 | $17,980,525,731 | +$527,796,590 | $77.47 | 584 |
| 2014 Q3 | 225,216,682 | $15,509,129,487 | -$6,037,094 | $68.86 | 576 |
| 2014 Q2 | 225,369,721 | $16,050,391,132 | -$796,877,261 | $71.22 | 573 |
| 2014 Q1 | 236,347,118 | $17,161,319,151 | -$19,068,786 | $72.60 | 593 |