JANE STREET GROUP, LLC

Position in MRSH — Marsh & Mclennan Companies, Inc.

CIK 1595888 NEW YORK, NY

Back to MRSH Full portfolio

Position in MRSH

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

Position Value

$1,731,867

+$1,731,867 QoQ

Shares Held

10,391

Ownership

0.002%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#568

of 1,470 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in MRSH Over Time

Shares Held

Position Value (USD)

Derivatives in MRSH

reported options exposure · as of Jun 30, 2026

CallValue

$22,400,448

CallShares

134,400

PutValue

$2,066,708

PutShares

12,400

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 Insurance Brokers

Financial Services · as of Jun 30, 2026

JANE STREET GROUP, LLC holds $31,874,936 across 10 Insurance Brokers names. MRSH ranks #6 (5.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ARX	Accelerant Holdings	952,066	$11,158,212
2	TWFG	TWFG, Inc.	353,216	$8,494,844
3	AON	Aon plc	10,576	$3,507,953
4	AJG	Arthur J. Gallagher & Co.	11,294	$2,592,763
5	SLQT	SelectQuote, Inc.	2,132,688	$1,793,589
6	MRSH	Marsh & Mclennan Companies, Inc. This page	10,391	$1,731,867
7	WTW	Willis Towers Watson PLC	4,873	$1,273,655
8	BRO	Brown & Brown, Inc.	12,929	$829,394

All Filings in MRSH

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50 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$1,731,867	10,391	-97.3%	Shares	Defined	2026-08-14
2026-06-30	$22,400,448	134,400	+130.9%	Call	Defined	2026-08-14
2026-06-30	$2,066,708	12,400	+396.0%	Put	Defined	2026-08-14
2026-03-31	$433,625	2,500	-52.8%	Put	Defined	2026-05-12
2026-03-31	$10,094,790	58,200	+30.5%	Call	Defined	2026-05-12
2025-12-31	$983,256	5,300	-54.7%	Put	Defined	2026-02-12
2025-12-31	$70,142,885	378,088	+29.1%	Shares	Defined	2026-02-12
2025-12-31	$8,274,192	44,600	-23.5%	Call	Defined	2026-02-12
2025-09-30	$11,749,199	58,300	+58.0%	Call	Defined	2025-11-14
2025-09-30	$2,357,901	11,700	-32.4%	Put	Defined	2025-11-14
2025-09-30	$59,019,471	292,857	+41.3%	Shares	Defined	2025-11-14
2025-06-30	$45,307,672	207,225	+423.3%	Shares	Defined	2025-08-14
2025-06-30	$8,067,816	36,900	+3.1%	Call	Defined	2025-08-14
2025-06-30	$3,782,472	17,300	+94.4%	Put	Defined	2025-08-14
2025-03-31	$8,736,274	35,800	+19.7%	Call	Defined	2025-05-19
2025-03-31	$9,664,075	39,602	+69.3%	Shares	Defined	2025-05-19
2025-03-31	$2,171,867	8,900	-9.2%	Put	Defined	2025-05-19
2024-12-31	$4,968,269	23,390	-51.4%	Shares	Defined	2025-02-14
2024-12-31	$2,081,618	9,800	-96.2%	Put	Defined	2025-02-14
2024-12-31	$6,351,059	29,900	-93.6%	Call	Defined	2025-02-14
2024-09-30	$104,339,193	467,700	+679.5%	Call	Defined	2024-11-15
2024-09-30	$57,512,602	257,800	+290.6%	Put	Defined	2024-11-15
2024-09-30	$10,746,021	48,169	-72.4%	Shares	Defined	2024-11-15
2024-06-30	$36,773,589	174,514	-12.0%	Shares	Defined	2024-08-15
2024-03-31	$40,837,388	198,259	+479.5%	Shares	Defined	2024-05-16
2023-12-31	$6,481,767	34,210	-67.0%	Shares	Defined	2024-02-15
2023-09-30	$19,712,986	103,589	+7.8%	Shares	Defined	2023-11-15
2023-06-30	$18,081,634	96,138	+30.5%	Shares	Defined	2023-08-14
2023-03-31	$12,265,241	73,643	+56.9%	Shares	Defined	2023-05-16
2022-12-31	$7,768,624	46,946	+9.3%	Shares	Defined	2023-02-15
2022-09-30	$6,409,915	42,936	+520.9%	Shares	Defined	2022-11-15
2022-06-30	$1,073,553	6,915	-90.2%	Shares	Defined	2022-08-16
2022-03-31	$11,247,720	66,000	+61.4%	Put	Defined	2022-05-17
2022-03-31	$12,077,324	70,868	+280.8%	Shares	Defined	2022-05-17
2022-03-31	$10,225,200	60,000	+41.5%	Call	Defined	2022-05-17
2021-12-31	$3,235,137	18,612	-72.7%	Shares	Defined	2022-02-15
2021-12-31	$7,109,238	40,900	-13.9%	Put	Defined	2022-02-15
2021-12-31	$7,369,968	42,400	-54.5%	Call	Defined	2022-02-15
2021-09-30	$14,113,276	93,200	+703.4%	Call	Defined	2021-11-16
2021-09-30	$7,192,925	47,500	+50.3%	Put	Defined	2021-11-16
2021-09-30	$10,342,669	68,300	-48.9%	Shares	Defined	2021-11-16
2021-06-30	$18,817,356	133,760	+660.9%	Shares	Defined	2021-08-16
2021-06-30	$4,445,488	31,600	+23.0%	Put	Defined	2021-08-16
2021-06-30	$1,631,888	11,600	-11.5%	Call	Defined	2021-08-16
2021-03-31	$2,141,122	17,579	-18.1%	Shares	Defined	2021-05-18
2021-03-31	$3,130,260	25,700	+35.3%	Put	Defined	2021-05-18
2021-03-31	$1,595,580	13,100	-35.5%	Call	Defined	2021-05-18
2020-12-31	$2,512,107	21,471	—	Shares	Defined	2021-02-17
2020-12-31	$2,375,100	20,300	—	Call	Defined	2021-02-17
2020-12-31	$2,223,000	19,000	—	Put	Defined	2021-02-17
No filing history on record for this holder in this stock.