CANADA PENSION PLAN INVESTMENT BOARD

Pension

Position in FIX — Comfort Systems USA Inc

CIK 1283718 TORONTO ONTARIO, A6

Position in FIX

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$46,343,716

+$30,813,771 QoQ

Shares Held

33,607

+102.0% QoQ

Ownership

0.095%

of shares outstanding

% of Portfolio

0.03%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Sep 2021

10 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Industrials · as of Mar 31, 2026

CANADA PENSION PLAN INVESTMENT BOARD holds $447,488,518 across 28 Engineering & Construction names. FIX ranks #3 (10.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MTZ	Mastec Inc	638,964	$205,580,277
2	STN	Stantec Inc	717,255	$61,970,832
3	FIX	Comfort Systems USA Inc This page	33,607	$46,343,716
4	FER	Ferrovial N.V.	504,214	$32,799,120
5	EME	EMCOR Group, Inc.	30,665	$22,640,276
6	PWR	Quanta Services, Inc.	19,365	$10,631,772
7	DY	Dycom Industries Inc	31,220	$10,577,960
8	EXPO	Exponent Inc	150,500	$9,820,125

10 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$46,343,716	33,607	+102.0%	Shares	Sole	2026-05-15
2025-12-31	$15,529,945	16,640	+22.4%	Shares	Sole	2026-02-17
2025-09-30	$11,222,448	13,600	+142.9%	Shares	Sole	2025-11-13
2025-06-30	$3,002,776	5,600	-82.4%	Shares	Sole	2025-08-14
2025-03-31	$10,250,094	31,800	+55.1%	Shares	Sole	2025-05-15
2024-12-31	$8,693,230	20,500	+28.9%	Shares	Sole	2025-02-13
2024-09-30	$6,206,565	15,900	-13.1%	Shares	Sole	2024-11-14
2024-03-31	$5,814,093	18,300	+422.9%	Shares	Sole	2024-05-14
2023-12-31	$719,845	3,500	-89.4%	Shares	Sole	2024-02-14
2021-09-30	$2,353,560	33,000	—	Shares	Sole	2021-11-15
No filing history on record for this holder in this stock.