Investment Management Corp of Ontario

Position in AJG — Arthur J. Gallagher & Co.

CIK 1811568 Toronto, Z4

Position in AJG

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

Position Value

$15,883,030

+$478,561 QoQ

Shares Held

69,186

-2.7% QoQ

Ownership

0.027%

of shares outstanding

% of Portfolio

0.21%

of 13F equity value

Holder Rank

#220

of 1,284 holders

Holding Since

Sep 2022

15 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Financial Services · as of Jun 30, 2026

Investment Management Corp of Ontario holds $29,683,279 across 6 Insurance Brokers names. AJG ranks #1 (53.5% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	AJG	Arthur J. Gallagher & Co. This page	69,186	$15,883,030
2	MRSH	Marsh & Mclennan Companies, Inc.	34,450	$5,741,781
3	AON	Aon plc	14,850	$4,925,596
4	WTW	Willis Towers Watson PLC	6,030	$1,576,061
5	BRO	Brown & Brown, Inc.	18,382	$1,179,205
6	ERIE	Erie Indemnity Co	1,575	$377,606

15 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$15,883,030	69,186	-2.7%	Shares	Sole	2026-08-14
2026-03-31	$15,404,469	71,126	-37.0%	Shares	Sole	2026-05-15
2025-12-31	$29,200,310	112,834	+10.6%	Shares	Sole	2026-02-17
2025-09-30	$31,609,586	102,052	+25.6%	Shares	Sole	2025-11-14
2025-06-30	$26,005,268	81,236	-1.0%	Shares	Sole	2025-08-14
2025-03-31	$28,322,108	82,036	-0.2%	Shares	Sole	2025-05-15
2024-09-30	$23,138,743	82,236	-21.6%	Shares	Sole	2024-11-14
2024-06-30	$27,210,954	104,936	+1.5%	Shares	Sole	2024-08-14
2024-03-31	$25,863,137	103,436	-1.5%	Shares	Sole	2024-05-15
2023-12-31	$23,620,495	105,036	-20.4%	Shares	Sole	2024-02-14
2023-09-30	$30,086,760	132,000	-35.6%	Shares	Sole	2023-11-14
2023-06-30	$45,011,850	205,000	-39.7%	Shares	Sole	2023-08-14
2023-03-31	$65,045,400	340,000	0.0%	Shares	Sole	2023-05-15
2022-12-31	$64,103,600	340,000	+13.3%	Shares	Sole	2023-02-14
2022-09-30	$51,366,000	300,000	—	Shares	Sole	2022-11-14
No filing history on record for this holder in this stock.