Mawer Investment Management Ltd.

Position in AJG — Arthur J. Gallagher & Co.

CIK 1538449 CALGARY, A0

Position in AJG

as of Mar 31, 2026 · filed May 6, 2026 Compact

Position Value

$125,892,756

-$32,753,536 QoQ

Shares Held

581,276

-5.2% QoQ

Ownership

0.226%

of shares outstanding

% of Portfolio

0.91%

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")%

Financial Services · as of Mar 31, 2026

Mawer Investment Management Ltd. holds $1,140,952,305 across 3 Insurance Brokers names. AJG ranks #3 (11.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MRSH	Marsh & Mclennan Companies, Inc.	3,475,590	$602,841,085
2	AON	Aon plc	1,277,088	$412,218,464
3	AJG	Arthur J. Gallagher & Co. This page	581,276	$125,892,756

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$125,892,756	581,276	-5.2%	Shares	Sole	2026-05-06
2025-12-31	$158,646,292	613,031	-5.1%	Shares	Sole	2026-02-10
2025-09-30	$200,184,342	646,298	-5.2%	Shares	Sole	2025-11-04
2025-06-30	$218,164,981	681,510	-7.8%	Shares	Sole	2025-08-07
2025-03-31	$255,238,348	739,307	-3.0%	Shares	Sole	2025-05-07
2024-12-31	$216,278,939	761,948	-4.8%	Shares	Sole	2025-02-12
2024-09-30	$225,224,023	800,455	-1.4%	Shares	Sole	2024-11-07
2024-06-30	$210,441,474	811,544	-4.3%	Shares	Sole	2024-08-07
2024-03-31	$211,951,406	847,670	-6.3%	Shares	Sole	2024-05-06
2023-12-31	$203,493,912	904,900	-2.4%	Shares	Sole	2024-02-07
2023-09-30	$211,326,211	927,154	-2.0%	Shares	Sole	2023-11-06
2023-06-30	$207,783,043	946,318	-10.2%	Shares	Sole	2023-08-09
2023-03-31	$201,596,356	1,053,768	+8.2%	Shares	Sole	2023-05-05
2022-12-31	$183,704,703	974,354	-1.5%	Shares	Sole	2023-02-08
2022-09-30	$169,330,416	988,964	+1.1%	Shares	Sole	2022-11-09
2022-06-30	$159,460,782	978,047	-1.7%	Shares	Sole	2022-08-09
2022-03-31	$173,650,350	994,561	-1.9%	Shares	Sole	2022-05-06
2021-12-31	$172,027,564	1,013,895	+1.3%	Shares	Sole	2022-02-09
2021-09-30	$148,724,770	1,000,503	-0.2%	Shares	Sole	2021-11-10
2021-06-30	$140,405,826	1,002,326	+0.5%	Shares	Sole	2021-08-11
2021-03-31	$124,479,535	997,672	+21.8%	Shares	Sole	2021-05-14
2020-12-31	$101,330,118	819,094	+42.7%	Shares	Sole	2021-02-09
2020-09-30	$60,609,782	574,065	+55.8%	Shares	Sole	2020-11-13
2020-06-30	$35,926,527	368,515	+82.5%	Shares	Sole	2020-08-10
2020-03-31	$16,462,982	201,975	—	Shares	Sole	2020-05-07
No filing history on record for this holder in this stock.