ADAGE CAPITAL PARTNERS GP, L.L.C.

Position in OMC — Omnicom Group Inc.

CIK 1165408 Boston, MA

Position in OMC

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$18,497,581

-$2,731,027 QoQ

Shares Held

253,983

-9.9% QoQ

Ownership

0.089%

of shares outstanding

% of Portfolio

0.03%

of 13F equity value

Holder Rank

#108

of 1,094 holders

Holding Since

Mar 2020

21 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Communication Services · as of Jun 30, 2026

ADAGE CAPITAL PARTNERS GP, L.L.C. holds $148,930,983 across 3 Advertising Agencies names. OMC ranks #2 (12.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	APP	AppLovin Corp	239,800	$123,552,154
2	OMC	Omnicom Group Inc. This page	253,983	$18,497,581
3	TTD	Trade Desk, Inc.	380,600	$6,881,248

21 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$18,497,581	253,983	-9.9%	Shares	Sole	2026-08-14
2026-03-31	$21,228,608	281,883	-4.9%	Shares	Sole	2026-05-15
2025-12-31	$23,939,548	296,465	+5465.3%	Shares	Sole	2026-02-17
2025-09-30	$434,310	5,327	-83.0%	Shares	Sole	2025-11-14
2024-12-31	$2,702,516	31,410	-83.0%	Shares	Sole	2025-02-14
2024-09-30	$19,062,841	184,378	-1.9%	Shares	Sole	2024-11-14
2024-06-30	$16,852,656	187,878	-3.2%	Shares	Sole	2024-08-14
2024-03-31	$18,788,663	194,178	+1.0%	Shares	Sole	2024-05-15
2023-12-31	$16,633,969	192,278	-2.1%	Shares	Sole	2024-02-14
2023-09-30	$14,633,681	196,478	-1.2%	Shares	Sole	2023-11-14
2023-06-30	$18,913,726	198,778	-2.1%	Shares	Other	2023-08-14
2023-03-31	$19,148,944	202,978	-2.1%	Shares	Sole	2023-05-15
2022-12-31	$16,915,823	207,378	-0.6%	Shares	Sole	2023-02-14
2022-09-30	$13,165,495	208,678	-2.6%	Shares	Sole	2022-11-14
2022-06-30	$13,630,223	214,278	-1.8%	Shares	Sole	2022-08-15
2022-03-31	$18,527,436	218,278	-3.6%	Shares	Sole	2022-05-16
2021-12-31	$16,594,043	226,478	-1.0%	Shares	Sole	2022-02-14
2021-09-30	$16,575,225	228,750	-2.3%	Shares	Sole	2021-11-15
2021-06-30	$18,721,659	234,050	-1.5%	Shares	Sole	2021-08-16
2021-03-31	$17,613,739	237,542	-4.4%	Shares	Sole	2021-05-17
2020-03-31	$13,642,650	248,500	—	Shares	Sole	2020-05-15
No filing history on record for this holder in this stock.