JANUS HENDERSON GROUP PLC

Position in OMC — Omnicom Group Inc.

CIK 1274173 LONDON, X0

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Position in OMC

as of Mar 31, 2026 · filed May 18, 2026 Compact

Position Value

$2,515,353

-$3,784,923 QoQ

Shares Held

33,400

-57.2% QoQ

Ownership

0.012%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 0.ToString("F0")% Shared 75.85329341317365.ToString("F0")% None 24.146706586826348.ToString("F0")%

Common Shares in OMC Over Time

Shares Held

Position Value (USD)

Position in Advertising Agencies

Communication Services · as of Mar 31, 2026

JANUS HENDERSON GROUP PLC holds $915,361,941 across 10 Advertising Agencies names. OMC ranks #5 (0.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	APP	AppLovin Corp	1,815,061	$722,394,278
2	ZD	Ziff Davis, Inc.	3,526,329	$147,964,762
3	CRTO	Criteo S.A.	1,769,644	$31,729,716
4	TTD	Trade Desk, Inc.	378,351	$8,584,783
5	OMC	Omnicom Group Inc. This page	33,400	$2,515,353
6	MGNI	Magnite, Inc.	58,423	$694,065
7	DV	DoubleVerify Holdings, Inc.	62,326	$592,097
8	CCO	Clear Channel Outdoor Holdings, Inc.	144,728	$343,005

All Filings in OMC

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25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$2,515,353	33,400	-57.2%	Shares	Defined	2026-05-18
2025-12-31	$6,300,276	78,022	+273.5%	Shares	Defined	2026-02-17
2025-09-30	$1,703,161	20,890	-3.3%	Shares	Defined	2025-11-14
2025-06-30	$1,554,694	21,611	-9.1%	Shares	Defined	2025-08-14
2025-03-31	$1,971,931	23,784	-1.3%	Shares	Defined	2025-05-15
2024-12-31	$2,073,047	24,094	+1.9%	Shares	Defined	2025-02-14
2024-09-30	$2,444,862	23,647	+4.4%	Shares	Defined	2024-11-14
2024-06-30	$2,031,435	22,647	-18.1%	Shares	Defined	2024-08-14
2024-03-31	$2,676,671	27,663	-2.5%	Shares	Defined	2024-05-15
2023-12-31	$2,453,595	28,362	-81.8%	Shares	Defined	2024-02-14
2023-09-30	$11,633,775	156,200	-43.4%	Shares	Defined	2023-11-14
2023-06-30	$26,280,238	276,198	+326.0%	Shares	Defined	2023-08-14
2023-03-31	$6,116,532	64,835	-10.9%	Shares	Defined	2023-05-15
2022-12-31	$5,934,297	72,751	+195.1%	Shares	Defined	2023-02-14
2022-09-30	$1,555,105	24,649	-12.5%	Shares	Defined	2023-01-13
2022-06-30	$1,791,829	28,169	-57.3%	Shares	Defined	2022-08-15
2022-03-31	$5,601,654	65,995	+30.6%	Shares	Defined	2022-05-16
2021-12-31	$3,701,746	50,522	-71.3%	Shares	Defined	2022-02-14
2021-09-30	$12,761,582	176,119	+7.4%	Shares	Defined	2021-11-16
2021-06-30	$13,111,960	163,920	+36.4%	Shares	Defined	2021-08-16
2021-03-31	$8,910,827	120,173	-77.9%	Shares	Defined	2021-05-17
2020-12-31	$33,939,259	544,160	-58.4%	Shares	Defined	2021-02-16
2020-09-30	$64,731,843	1,307,714	+3.4%	Shares	Defined	2020-11-16
2020-06-30	$69,061,683	1,264,866	-45.2%	Shares	Defined	2020-08-14
2020-03-31	$126,611,972	2,306,229	—	Shares	Defined	2020-05-14
No filing history on record for this holder in this stock.