Mawer Investment Management Ltd.

Position in AAON — Aaon, Inc.

CIK 1538449 CALGARY, A0

Position in AAON

as of Jun 30, 2026 · filed Aug 7, 2026 Compact

Position Value

$108,487,246

+$38,267,003 QoQ

Shares Held

855,173

+0.8% QoQ

Ownership

1.04%

of shares outstanding

% of Portfolio

0.76%

of 13F equity value

Holder Rank

#20

of 470 holders

Holding Since

Mar 2025

6 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Industrials · as of Jun 30, 2026

Mawer Investment Management Ltd. holds $127,880,734 across 3 Building Products & Equipment names. AAON ranks #1 (84.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	AAON	Aaon, Inc. This page	855,173	$108,487,246
2	WMS	Advanced Drainage Systems, Inc.	91,012	$14,285,243
3	CSL	Carlisle Companies Inc	14,082	$5,108,245

6 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$108,487,246	855,173	+0.8%	Shares	Sole	2026-08-07
2026-03-31	$70,220,243	848,583	+10.8%	Shares	Sole	2026-05-06
2025-12-31	$58,423,283	766,207	-2.9%	Shares	Sole	2026-02-10
2025-09-30	$73,753,032	789,309	-0.1%	Shares	Sole	2025-11-04
2025-06-30	$58,296,867	790,466	+39.7%	Shares	Sole	2025-08-07
2025-03-31	$44,219,392	565,972	—	Shares	Sole	2025-05-07
No filing history on record for this holder in this stock.