State Street Corporation 13D and 13G filings for Omnicom Group Inc.:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2026-01-08 11:25 am Sale | 2025-12-31 | 13G | Omnicom Group Inc. OMC | STATE STREET CORP STT | 23,677,784 7.500% | -2,978,383![]() (-11.17%) | Filing |
| 2025-12-05 12:40 pm Purchase | 2025-11-30 | 13G | Omnicom Group Inc. OMC | STATE STREET CORP STT | 26,656,167 13.800% | 10,064,608![]() (+60.66%) | Filing |
| 2025-05-13 11:58 am Purchase | 2025-03-31 | 13G | Omnicom Group Inc. OMC | STATE STREET CORP STT | 16,591,559 8.400% | 2,472,216![]() (+17.51%) | Filing |
| 2024-10-16 10:36 am Purchase | 2024-09-30 | 13G | Omnicom Group Inc. OMC | STATE STREET CORP STT | 14,119,343 7.200% | 2,173,634![]() (+18.20%) | Filing |
| 2024-01-29 12:48 pm Purchase | 2023-12-31 | 13G | Omnicom Group Inc. OMC | STATE STREET CORP STT | 11,945,709 6.040% | 882,331![]() (+7.98%) | Filing |
| 2023-02-07 12:26 pm Sale | 2022-12-31 | 13G | Omnicom Group Inc. OMC | STATE STREET CORP STT | 11,063,378 5.430% | -1,064,489![]() (-8.78%) | Filing |
| 2022-02-11 3:59 pm Sale | 2021-12-31 | 13G | Omnicom Group Inc. OMC | STATE STREET CORP STT | 12,127,867 5.710% | -178,906![]() (-1.45%) | Filing |
| 2021-02-09 3:48 pm Purchase | 2020-12-31 | 13G | Omnicom Group Inc. OMC | STATE STREET CORP STT | 12,306,773 5.720% | 826,885![]() (+7.20%) | Filing |

