Omnicom Group Inc. (OMC) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

0Shares Outstanding

391,975Shares held by institutions

$29,539,236Value of institutional holdings

110.16%Institutional ownership %

2.69%Shares Changed QoQ

939No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Omnicom Group Inc. (NYSE:OMC) appears in 1,123 institutional 13F filings for the quarter ending December 2025.

These investors collectively held 159.1% of Omnicom's outstanding shares in December 2025, up from 110.2% in June 2025.
They increased total shares held in Omnicom by 37.89% from the prior quarter, while the number of investors in OMC stayed flat year over year.
Of these 1,123 holders, 854 added to their stakes in Omnicom, 185 trimmed positions, and 84 made no changes.
Combined, these investors held 310.15Mn shares in OMC for December 2025, up by 85.23Mn shares quarter on quarter, and up 110.66Mn shares year over year.
VANGUARD GROUP INC leads ownership in OMC with 38.93Mn shares as of December 31, 2025, equal to 19.98% of outstanding shares.
The biggest buyers of Omnicom for the quarter ending December 2025 included VANGUARD GROUP INC (15.22Mn), BlackRock, Inc. (8.63Mn), State Street Corp (6.81Mn), CANADA PENSION PLAN INVESTMENT BOARD (4.94Mn), Bank of New York Mellon Corp (4.63Mn).
Leading sellers of Omnicom shares for the quarter ending December 2025 were Jpmorgan Chase & Co (5.65Mn), FIL Ltd (3.17Mn), Boston Partners (2.36Mn), Bank Of America Corp /De/ (1.54Mn), Pacer Advisors, Inc. (1.22Mn).
Per Business Quant, the top 10 investors in OMC for the quarter ending December 2025 include VANGUARD GROUP INC (38.93Mn), BlackRock, Inc. (29.18Mn), State Street Corp (23.68Mn), Bank of New York Mellon Corp (11.28Mn), Jpmorgan Chase & Co (10.56Mn), GEODE CAPITAL MANAGEMENT, LLC (8.58Mn), MASSACHUSETTS FINANCIAL SERVICES CO /MA/ (7.87Mn), First Eagle Investment Management, LLC (6.35Mn), CHARLES SCHWAB INVESTMENT MANAGEMENT INC (6.33Mn), Goldman Sachs Group Inc (6.11Mn).

1,125 Institutional Holders

391,975 Total Shares Held

Rows:

Download Data

Owner Name	Date	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	8,633,788	42.02%	$0.00
VANGUARD GROUP INC	31 Dec, 2025	15,220,444	64.18%	$0.00
Baird Financial Group, Inc.	31 Dec, 2025	-10,322	-0.24%	$0.00
HSBC HOLDINGS PLC	31 Dec, 2025	1,561,629	239.79%	$0.00
State Street Corp	31 Dec, 2025	6,813,441	40.40%	$0.00
Pacer Advisors, Inc.	31 Dec, 2025	-1,218,108	-48.05%	$0.00
Barclays Plc	31 Dec, 2025	-506,692	-27.15%	$0.00
Bank of New York Mellon Corp	31 Dec, 2025	4,631,394	69.62%	$0.00
Nuveen, LLC	31 Dec, 2025	593,811	112.11%	$0.00
World Investment Advisors	31 Dec, 2025	70,026	192.12%	$0.00
Jpmorgan Chase & Co	31 Dec, 2025	-5,650,525	-34.85%	$0.00
Woodline Partners LP	31 Dec, 2025	1,121,601	0.00%	$0.00
Rockefeller Capital Management L.P.	31 Dec, 2025	9,717	14.21%	$0.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	3,117,188	57.08%	$0.00
UBS Group AG	31 Dec, 2025	-79,961	-6.83%	$0.00
STANCE CAPITAL LLC	31 Dec, 2025	-103	-0.59%	$0.00
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	31 Dec, 2025	433,461	5.83%	$0.00
Holocene Advisors, LP	31 Dec, 2025	732,205	0.00%	$0.00
Bank of New Hampshire	31 Dec, 2025	237	0.00%	$0.00
First Eagle Investment Management, LLC	31 Dec, 2025	33,557	0.53%	$0.00

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