JANE STREET GROUP, LLC

Position in OMC — Omnicom Group Inc.

CIK 1595888 NEW YORK, NY

Back to OMC Full portfolio

Position in OMC

as of Mar 31, 2026 · filed May 12, 2026 Compact

Position Value

$421,886

-$353,313 QoQ

Shares Held

5,602

-41.6% QoQ

Ownership

0.002%

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 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in OMC Over Time

Shares Held

Position Value (USD)

Derivatives in OMC

reported options exposure · as of Mar 31, 2026

CallValue

$19,204,050

CallShares

255,000

PutValue

$459,391

PutShares

6,100

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Advertising Agencies

Communication Services · as of Mar 31, 2026

JANE STREET GROUP, LLC holds $52,965,739 across 13 Advertising Agencies names. OMC ranks #8 (0.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MGNI	Magnite, Inc.	1,668,160	$19,817,740
2	STGW	Stagwell Inc	1,629,932	$10,252,271
3	TTD	Trade Desk, Inc.	382,769	$8,685,026
4	APP	AppLovin Corp	14,061	$5,596,278
5	CCO	Clear Channel Outdoor Holdings, Inc.	1,497,223	$3,548,417
6	NEXN	Nexxen International Ltd.	340,550	$2,220,385
7	WPP	WPP plc	110,247	$1,714,340
8	OMC	Omnicom Group Inc. This page	5,602	$421,886

All Filings in OMC

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50 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$459,391	6,100	-97.6%	Put	Defined	2026-05-12
2026-03-31	$19,204,050	255,000	+4451.9%	Call	Defined	2026-05-12
2026-03-31	$421,886	5,602	-98.6%	Shares	Defined	2026-05-12
2025-12-31	$32,012,045	396,434	+1196.4%	Put	Defined	2026-02-12
2025-12-31	$2,469,335	30,580	+218.5%	Call	Defined	2026-02-12
2025-12-31	$775,199	9,600	-42.5%	Shares	Defined	2026-02-12
2025-09-30	$1,361,551	16,700	+486.0%	Put	Defined	2025-11-14
2025-09-30	$232,360	2,850	-83.7%	Shares	Defined	2025-11-14
2025-09-30	$1,426,775	17,500	-44.2%	Call	Defined	2025-11-14
2025-06-30	$2,255,534	31,353	+137.5%	Shares	Defined	2025-08-14
2025-06-30	$949,608	13,200	-65.8%	Put	Defined	2025-08-14
2025-06-30	$2,776,884	38,600	+338.6%	Call	Defined	2025-08-14
2025-03-31	$729,608	8,800	-52.7%	Put	Defined	2025-05-19
2025-03-31	$1,542,126	18,600	-67.5%	Call	Defined	2025-05-19
2024-12-31	$4,929,317	57,291	+162.8%	Shares	Defined	2025-02-14
2024-12-31	$1,875,672	21,800	+489.2%	Call	Defined	2025-02-14
2024-12-31	$318,348	3,700	-86.3%	Put	Defined	2025-02-14
2024-09-30	$2,801,869	27,100	-66.7%	Put	Defined	2024-11-15
2024-09-30	$8,426,285	81,500	+389.8%	Call	Defined	2024-11-15
2024-09-30	$1,720,202	16,638	-86.9%	Shares	Defined	2024-11-15
2024-06-30	$11,383,647	126,908	+154.5%	Shares	Defined	2024-08-15
2024-03-31	$4,824,937	49,865	-55.3%	Shares	Defined	2024-05-16
2023-12-31	$9,651,920	111,570	+47.3%	Shares	Defined	2024-02-15
2023-09-30	$5,643,274	75,769	-25.6%	Shares	Defined	2023-11-15
2023-06-30	$9,688,456	101,823	-76.7%	Shares	Defined	2023-08-14
2023-03-31	$41,240,070	437,143	+5624.0%	Shares	Defined	2023-05-16
2022-12-31	$622,949	7,637	-83.8%	Shares	Defined	2023-02-15
2022-09-30	$2,971,854	47,105	-52.8%	Shares	Defined	2022-11-15
2022-06-30	$6,348,977	99,811	+370.8%	Shares	Defined	2022-08-16
2022-03-31	$1,799,456	21,200	-76.2%	Put	Defined	2022-05-17
2022-03-31	$7,545,832	88,900	+5.4%	Call	Defined	2022-05-17
2022-03-31	$7,158,269	84,334	+166.0%	Shares	Defined	2022-05-17
2021-12-31	$2,322,659	31,700	-39.2%	Put	Defined	2022-02-15
2021-12-31	$3,817,367	52,100	+235.3%	Call	Defined	2022-02-15
2021-12-31	$1,138,395	15,537	-47.7%	Shares	Defined	2022-02-15
2021-09-30	$2,152,062	29,700	-59.0%	Call	Defined	2021-11-16
2021-09-30	$5,246,104	72,400	+40.7%	Put	Defined	2021-11-16
2021-09-30	$3,729,805	51,474	+53.7%	Shares	Defined	2021-11-16
2021-06-30	$2,679,665	33,500	+117.5%	Call	Defined	2021-08-16
2021-06-30	$1,231,846	15,400	-46.6%	Put	Defined	2021-08-16
2021-06-30	$2,304,911	28,815	+47.0%	Shares	Defined	2021-08-16
2021-03-31	$1,453,340	19,600	-55.9%	Call	Defined	2021-05-18
2021-03-31	$3,291,888	44,395	+2.8%	Shares	Defined	2021-05-18
2021-03-31	$3,203,280	43,200	-34.1%	Put	Defined	2021-05-18
2020-12-31	$4,087,604	65,538	+42.5%	Shares	Defined	2021-02-17
2020-12-31	$2,869,020	46,000	-10.9%	Call	Defined	2021-02-17
2020-12-31	$3,218,292	51,600	+2.6%	Put	Defined	2021-02-17
2020-09-30	$2,489,850	50,300	+839.3%	Put	Defined	2020-11-17
2020-09-30	$265,072	5,355	-93.6%	Shares	Defined	2020-11-17
2020-09-30	$4,148,100	83,800	—	Call	Defined	2020-11-17
No filing history on record for this holder in this stock.