CANADA PENSION PLAN INVESTMENT BOARD

Pension

Position in ATI — Ati Inc

CIK 1283718 TORONTO ONTARIO, A6

Position in ATI

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

Position Value

$24,397,423

-$3,779,140 QoQ

Shares Held

167,726

-31.7% QoQ

Ownership

0.123%

of shares outstanding

% of Portfolio

0.02%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

14 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Industrials · as of Mar 31, 2026

CANADA PENSION PLAN INVESTMENT BOARD holds $27,887,195 across 7 Metal Fabrication names. ATI ranks #1 (87.5% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ATI	Ati Inc This page	167,726	$24,397,423
2	CMC	COMMERCIAL METALS Co	21,400	$1,314,602
3	PRLB	Proto Labs Inc	9,700	$553,094
4	IIIN	Insteel Industries Inc	14,800	$497,428
5	WOR	Worthington Enterprises, Inc.	9,300	$484,902
6	TG	Tredegar Corp	51,400	$408,630
7	RYZ	Ryerson Holding Corp	10,281	$231,116

14 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$24,397,423	167,726	-31.7%	Shares	Sole	2026-05-15
2025-12-31	$28,176,563	245,526	+3.8%	Shares	Sole	2026-02-17
2025-09-30	$19,247,158	236,626	-19.8%	Shares	Sole	2025-11-13
2025-06-30	$25,478,934	295,100	+47.3%	Shares	Sole	2025-08-14
2025-03-31	$10,426,812	200,400	-1.2%	Shares	Sole	2025-05-15
2024-12-31	$11,162,552	202,808	+58.2%	Shares	Sole	2025-02-13
2024-09-30	$8,577,862	128,200	+15.4%	Shares	Sole	2024-11-14
2024-06-30	$6,160,495	111,100	+48.7%	Shares	Sole	2024-08-12
2024-03-31	$3,822,399	74,700	+154.9%	Shares	Sole	2024-05-14
2023-12-31	$1,332,271	29,300	+510.4%	Shares	Sole	2024-02-14
2022-12-31	$143,328	4,800	+11.6%	Shares	Sole	2023-02-14
2022-09-30	$114,423	4,300	-95.3%	Shares	Sole	2022-11-14
2020-06-30	$924,987	90,774	+1098.5%	Shares	Sole	2020-08-14
2020-03-31	$64,379	7,574	—	Shares	Sole	2020-05-13
No filing history on record for this holder in this stock.