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CIK 0001113232 · Large accelerated filer

AXCELIS TECHNOLOGIES INC

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Ticker
ACLS
Exchange
Nasdaq
Industry
Special Industry Machinery, NEC
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
341818596
Phone
978-787-4000
Business address
108 CHERRY HILL DRIVE, BEVERLY, MA, 01915
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$0
in 0 filings

Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-05-15 Blumenstock Gerald M EVP, Research, Dev. & Eng. Grant or award +2,725 20,018
2026-05-15 Blumenstock Gerald M EVP, Research, Dev. & Eng. Grant or award +2,725 22,743
2026-05-15 Blumenstock Gerald M EVP, Research, Dev. & Eng. Shares withheld for taxes −744 $155.18 $115K 21,999
2026-05-15 Blumenstock Gerald M EVP, Research, Dev. & Eng. Shares withheld for taxes −345 $155.18 $54K 21,654
2026-05-15 Redinbo Greg EVP MARKETING AND APPLICATIONS Grant or award +3,115 32,938
2026-05-15 Redinbo Greg EVP MARKETING AND APPLICATIONS Grant or award +3,115 36,053
2026-05-15 Redinbo Greg EVP MARKETING AND APPLICATIONS Shares withheld for taxes −452 $155.18 $70K 35,601
2026-05-15 Redinbo Greg EVP MARKETING AND APPLICATIONS Shares withheld for taxes −210 $155.18 $33K 35,391
2026-05-15 Redinbo Greg EVP MARKETING AND APPLICATIONS Shares withheld for taxes −177 $155.18 $27K 35,214
2026-05-15 Evans Eileen EVP, General Counsel and Sec'y Grant or award +3,893 29,195
2026-05-15 Evans Eileen EVP, General Counsel and Sec'y Grant or award +3,893 33,088
2026-05-15 Evans Eileen EVP, General Counsel and Sec'y Shares withheld for taxes −867 $155.18 $135K 32,221
2026-05-15 Low Russell PRESIDENT AND CEO Grant or award +19,466 143,036
2026-05-15 Low Russell PRESIDENT AND CEO Grant or award +19,466 162,502
2026-05-15 Low Russell PRESIDENT AND CEO Shares withheld for taxes −3,716 $155.18 $577K 158,786
2026-05-15 Low Russell PRESIDENT AND CEO Shares withheld for taxes −1,722 $155.18 $267K 157,064
2026-05-15 Low Russell PRESIDENT AND CEO Shares withheld for taxes −1,453 $155.18 $225K 155,611
2026-05-15 Quirk Jeanne Director Grant or award +1,440 13,189
2026-05-15 Chiu Tzu Yin Director Grant or award +1,440 11,843
2026-05-15 Titinger Jorge Director Grant or award +1,440 5,917

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