Latest Period
Q1 2026
Security Snapshot
OMNICOM GROUP INC. - COMMON STOCK (OMC) Institutional Ownership
CUSIP: 681919106
13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026
Institutions Reporting
1,116
Shares (Excl. Options)
304,251,901
Price
$75.31
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- Security type / class
- Equity / COMMON STOCK
- Symbol
- OMC on NYSE
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 304,251,901
- Total 13F value
- $22,940,555,806
- Portfolio coverage rank
- 0.02%
- Share change
- -5,954,125
- Value change
- -$496,415,184
- Number of holders
- 1,116
- Shares outstanding
- 286,293,443
- SEC-reported price per share
- $74.24
- Insider filing price
- $74.24
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- OMC - OMNICOM GROUP INC. - COMMON STOCK is tracked under CUSIP 681919106.
- 1116 institutions reported positions in Q1 2026.
- 4 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 1,139 to 1,116 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $25,141,455,397 to $22,940,555,806.
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
Open SEC evidence
Latest holder context comes from 1116 institutions filings for Q1 2026.
Security key
681919106
Latest holder period
Q1 2026
13F holders
1,116
13D/G owners
4
CIK / CUSIP context first
Open Q1 2026 holders
OMC full holder history
OMNICOM GROUP INC. SEC filings
OMNICOM GROUP INC. company facts
OMNICOM GROUP INC. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 681919106:
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 | 9.7% | +31% | $2,110,555,264 | +$311,043,680 | 27,770,464 | +17% | STATE STREET CORPORATION | 31 Mar 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | 8.2% | $1,770,030,661 | 23,503,262 | Vanguard Capital Management | 31 Mar 2026 | |||
| VANGUARD PORTFOLIO MANAGEMENT LLC | 5.2% | $1,120,480,480 | 14,878,243 | Vanguard Portfolio Management | 31 Mar 2026 | |||
| WELLINGTON MANAGEMENT GROUP LLP | 2.3% | $342,277,281 | 4,481,829 | Wellington Management Group LLP | 31 Mar 2025 |
As of 31 Mar 2026, 1,116 institutional investors reported holding 304,251,901 shares of OMNICOM GROUP INC. - COMMON STOCK (OMC). This represents 106% of the company’s total 286,293,443 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
74%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 10% | 29,498,159 | +1.1% | 0.04% | $2,221,506,333 |
| STATE STREET CORP | 9.7% | 27,760,218 | +17% | 0.07% | $2,109,953,580 |
| VANGUARD CAPITAL MANAGEMENT LLC | 7.1% | 20,295,276 | 0% | 0.04% | $1,528,437,236 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 5.2% | 14,840,407 | 0% | 0.06% | $1,117,631,051 |
| Bank of New York Mellon Corp | 4.2% | 12,098,191 | +7.2% | 0.17% | $911,114,698 |
| JPMORGAN CHASE & CO | 4.2% | 12,031,678 | +14% | 0.06% | $906,226,040 |
| GEODE CAPITAL MANAGEMENT, LLC | 3.3% | 9,313,917 | +8.6% | 0.04% | $699,752,247 |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 3.1% | 8,736,665 | +11% | 0.24% | $664,854,081 |
| First Eagle Investment Management, LLC | 2.6% | 7,303,113 | +15% | 0.93% | $549,997,441 |
| MORGAN STANLEY | 2.4% | 6,925,544 | +45% | 0.03% | $521,562,871 |
| Capital Research Global Investors | 2.3% | 6,695,199 | +43% | 0.08% | $504,215,437 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 2.2% | 6,357,489 | +0.39% | 0.07% | $480,173,462 |
| FMR LLC | 2.1% | 6,008,267 | +37% | 0.02% | $452,482,622 |
| HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | 1.9% | 5,376,034 | -2.6% | 1.3% | $404,869,121 |
| Baird Financial Group, Inc. | 1.6% | 4,710,039 | +8.2% | 0.55% | $354,713,085 |
| AQR CAPITAL MANAGEMENT LLC | 1.5% | 4,424,962 | +19% | 0.15% | $333,243,850 |
| Beutel, Goodman & Co Ltd. | 1.4% | 4,128,466 | -27% | 2.1% | $310,914,000 |
| DIMENSIONAL FUND ADVISORS LP | 1.4% | 3,978,658 | -17% | 0.06% | $299,645,481 |
| Invesco Ltd. | 1.4% | 3,978,207 | +4.6% | 0.05% | $299,598,748 |
| GOLDMAN SACHS GROUP INC | 1.3% | 3,590,553 | -41% | 0.04% | $270,404,534 |
| NORTHERN TRUST CORP | 1.2% | 3,397,365 | -8.4% | 0.03% | $255,855,559 |
| VICTORY CAPITAL MANAGEMENT INC | 1.1% | 3,080,883 | +58% | 0.15% | $232,021,299 |
| UBS Group AG | 0.92% | 2,634,507 | +142% | 0.04% | $198,404,722 |
| WELLINGTON MANAGEMENT GROUP LLP | 0.88% | 2,512,987 | -52% | 0.04% | $189,253,052 |
| COOKE & BIELER LP | 0.8% | 2,283,397 | -10% | 1.9% | $171,962,628 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
49
Latest
Q1 2026
Rows shown
1-25 of 49
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 304,251,901 | $22,940,555,806 | -$496,415,184 | $75.31 | 1,116 |
| 2025 Q4 | 311,075,747 | $25,141,455,397 | +$7,322,104,427 | $80.75 | 1,139 |
| 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 |
| 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 |