Dimensional Fund Advisors LP Axcelis Technologies Inc Transaction History

Dimensional Fund Advisors LP

$449 Billion
Q3 2025

A detailed history of Dimensional Fund Advisors LP transactions in Axcelis Technologies Inc stock. As of the latest transaction made, Dimensional Fund Advisors LP holds 769,612 shares of ACLS stock, worth $62.8 Million. This represents 0.02% of its overall portfolio holdings.

Number of Shares

769,612

Previous 735,459 4.64%

Holding current value

$62.8 Million

Previous $51.3 Million 46.61%

% of portfolio

0.02%

Previous 0.01%

20 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 12, 2025	BUY	$67.69 - $100.44 $2.31 Million - $3.43 Million	34,153 Added 4.64%	769,612 $75.1 Million
Q2 2025 Aug 12, 2025	BUY	$42.42 - $70.92 $1.45 Million - $2.42 Million	34,184 Added 4.87%	735,459 $51.3 Million
Q1 2025 May 13, 2025	SELL	$49.67 - $74.45 $1.16 Million - $1.74 Million	-23,310 Reduced 3.22%	701,275 $34.8 Million
Q4 2024 Feb 13, 2025	BUY	$69.18 - $105.1 $4.96 Million - $7.53 Million	71,631 Added 10.97%	724,585 $50.6 Million
Q3 2024 Nov 07, 2024	SELL	$96.98 - $155.02 $500,222 - $799,593	-5,158 Reduced 0.78%	652,954 $68.5 Million

Q2 2024 Aug 09, 2024	SELL	$94.79 - $142.19 $1.76 Million - $2.64 Million	-18,533 Reduced 2.74%	658,112 $93.6 Million
Q1 2024 May 10, 2024	SELL	$107.61 - $140.11 $1.58 Million - $2.06 Million	-14,672 Reduced 2.12%	676,645 $75.5 Million
Q4 2023 Feb 07, 2024	SELL	$122.02 - $167.65 $30.4 Million - $41.8 Million	-249,316 Reduced 26.51%	691,317 $89.7 Million
Q3 2023 Nov 09, 2023	SELL	$154.04 - $200.48 $68,701 - $89,414	-446 Reduced 0.05%	940,633 $153 Million
Q2 2023 Aug 09, 2023	SELL	$113.54 - $183.33 $9.82 Million - $15.9 Million	-86,528 Reduced 8.42%	941,079 $173 Million
Q1 2023 May 12, 2023	SELL	$78.2 - $133.45 $28 Million - $47.8 Million	-357,985 Reduced 25.84%	1,027,607 $137 Million
Q4 2022 Feb 09, 2023	SELL	$50.79 - $86.52 $922,905 - $1.57 Million	-18,171 Reduced 1.29%	1,385,592 $110 Million
Q3 2022 Nov 10, 2022	SELL	$47.95 - $81.73 $3.99 Million - $6.8 Million	-83,155 Reduced 5.59%	1,403,763 $85 Million
Q2 2022 Aug 12, 2022	SELL	$51.63 - $72.3 $3.64 Million - $5.09 Million	-70,428 Reduced 4.52%	1,486,918 $81.5 Million
Q1 2022 May 13, 2022	SELL	$57.3 - $82.53 $1.04 Million - $1.5 Million	-18,158 Reduced 1.15%	1,557,346 $118 Million
Q4 2021 Feb 09, 2022	SELL	$45.52 - $74.56 $1.53 Million - $2.51 Million	-33,605 Reduced 2.09%	1,575,504 $117 Million
Q3 2021 Nov 12, 2021	BUY	$34.06 - $51.67 $210,354 - $319,113	6,176 Added 0.39%	1,609,109 $75.7 Million
Q2 2021 Aug 12, 2021	SELL	$35.51 - $49.32 $1.32 Million - $1.84 Million	-37,285 Reduced 2.27%	1,602,933 $64.8 Million
Q1 2021 May 14, 2021	SELL	$28.6 - $42.82 $2.26 Million - $3.39 Million	-79,144 Reduced 4.6%	1,640,218 $67.4 Million
Q4 2020 Feb 25, 2021	BUY	$21.94 - $29.69 $37.7 Million - $51 Million	1,719,362 New	1,719,362 $50.1 Million

Others Institutions Holding ACLS

# of Institutions

411

Shares Held

30.9M

Call Options Held

291K

Put Options Held

314K

View Full List

About AXCELIS TECHNOLOGIES INC

Ticker ACLS
Exchange NASDAQ
Sector Technology
Industry Semiconductor Equipment & Materials
Shares Outstandng 33,033,800
Market Cap $2.69B
Description
Axcelis Technologies, Inc. designs, manufactures, and services ion implantation and other processing equipment used in the fabrication of semiconductor chips in the United States, Europe, and Asia. The company offers high energy, high current, and medium current implanters for various application requirements. It also provides aftermarket lifecy...

More about ACLS

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Dimensional Fund Advisors LP Axcelis Technologies Inc Transaction History