Public Sector Pension Investment Board

Pension

Position in ACLS — Axcelis Technologies Inc

CIK 1396318 MONTREAL, A8

Back to ACLS Full portfolio

Position in ACLS

as of Mar 31, 2026 · filed May 13, 2026 Compact

Position Value

$10,219,346

-$206,938 QoQ

Shares Held

109,791

-15.4% QoQ

Ownership

0.357%

of shares outstanding

% of Portfolio

0.03%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in ACLS Over Time

Shares Held

Position Value (USD)

Position in Semiconductor Equipment & Materials

Technology · as of Mar 31, 2026

Public Sector Pension Investment Board holds $451,774,047 across 15 Semiconductor Equipment & Materials names. ACLS ranks #8 (2.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	AMAT	Applied Materials Inc /De	462,134	$157,952,779
2	KLAC	Kla Corp	73,758	$108,602,016
3	LRCX	Lam Research Corp	222,676	$47,576,954
4	FORM	Formfactor Inc	277,316	$26,896,878
5	TER	Teradyne, Inc	78,033	$23,133,663
6	UCTT	Ultra Clean Holdings, Inc.	277,351	$17,245,685
7	KLIC	Kulicke & Soffa Industries Inc	228,267	$15,001,707
8	ACLS	Axcelis Technologies Inc This page	109,791	$10,219,346

All Filings in ACLS

Export CSV

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$10,219,346	109,791	-15.4%	Shares	Sole	2026-05-13
2025-12-31	$10,426,284	129,777	+5.9%	Shares	Sole	2026-02-13
2025-09-30	$11,967,148	122,564	+11.9%	Shares	Sole	2025-11-06
2025-06-30	$7,636,281	109,575	+6.3%	Shares	Sole	2025-08-12
2025-03-31	$5,119,337	103,067	+27.2%	Shares	Sole	2025-05-12
2024-12-31	$5,661,356	81,027	+17.1%	Shares	Sole	2025-02-14
2024-09-30	$7,254,256	69,187	-3.4%	Shares	Sole	2024-11-14
2024-06-30	$10,178,955	71,587	+6.9%	Shares	Sole	2024-08-14
2024-03-31	$7,471,170	66,994	-1.4%	Shares	Sole	2024-05-14
2023-12-31	$8,812,954	67,954	+67.5%	Shares	Sole	2024-02-14
2023-09-30	$6,613,634	40,562	-30.1%	Shares	Sole	2023-11-22
2023-06-30	$10,644,506	58,062	+0.7%	Shares	Sole	2023-08-14
2023-03-31	$7,680,929	57,643	-3.5%	Shares	Sole	2023-05-12
2022-12-31	$4,742,712	59,762	-1.3%	Shares	Sole	2023-02-14
2022-09-30	$3,667,029	60,552	-0.9%	Shares	Sole	2023-01-10
2022-06-30	$3,352,095	61,125	-1.7%	Shares	Sole	2022-08-12
2022-03-31	$4,696,002	62,174	-8.4%	Shares	Sole	2022-05-13
2021-12-31	$5,058,448	67,844	0.0%	Shares	Sole	2022-02-14
2021-09-30	$3,190,703	67,844	-1.2%	Shares	Sole	2021-11-12
2021-06-30	$2,775,398	68,664	-0.6%	Shares	Sole	2021-08-13
2021-03-31	$2,837,839	69,064	-6.8%	Shares	Sole	2021-05-14
2020-12-31	$2,157,617	74,094	+0.9%	Shares	Sole	2021-02-12
2020-09-30	$1,616,208	73,464	0.0%	Shares	Sole	2020-11-13
2020-06-30	$2,045,972	73,464	+1.1%	Shares	Sole	2020-08-14
2020-03-31	$1,330,477	72,664	—	Shares	Sole	2020-05-14
No filing history on record for this holder in this stock.