ACLS

Axcelis Technologies Inc

Company with tickers: ACLS

CIK

1113232

CUSIP

054540208

Shares Outstanding

30,733,897

13F Activity (30d)

205 filings 201 filers

Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 3, 4 and 5. Form 4 must be filed within two business days of the trade.

Date	Insider	Role	Type	Shares	Price	Value	After
2026-06-03	Sayiner Necip	Director	Sell	1,586	$157.44	$249,703	7,112
2026-06-02	Mahoney Robert John	EVP Global Operations	Sell	1,155	$155.24	$179,302	14,410
2026-05-27	Sutton Todd	VP Corporate Controller	Sell	2,000	$159.99	$319,980	6,360
2026-05-22	St Dennis Thomas	Director	Sell	900	$155.37	$139,833	17,695
2026-05-22	Evans Eileen	EVP, General Counsel and Sec'y	Sell	926	$155.51	$143,998	31,295
2026-05-21	Blumenstock Gerald M	EVP, Research, Dev. & Eng.	Sell	1,161	$152.70	$177,285	20,493
2026-05-20	Tatnall Christopher	EVP Global Customer Operations	Sell	1,166	$149.75	$174,609	27,627
2026-05-19	GRAVES GREGORY B	Director	Sell	600	$142.51	$85,509	5,473
2026-05-19	KURTZWEIL JOHN T	Director	Sell	3,500	$138.79	$485,771	32,990
2026-05-19	GRAVES GREGORY B	Director	Sell	2,625	$141.41	$371,188	6,073
2026-05-19	Quirk Jeanne	Director	Sell	1,789	$140.22	$250,854	11,400
2026-05-18	Low Russell	Director, PRESIDENT AND CEO	Tax	711	$146.24	$103,977	154,900
2026-05-18	Redinbo Greg	EVP MARKETING AND APPLICATIONS	Tax	111	$146.24	$16,233	35,103
2026-05-18	Mahoney Robert John	EVP Global Operations	Tax	182	$146.24	$26,616	15,695
2026-05-18	Sutton Todd	VP Corporate Controller	Tax	184	$146.24	$26,908	8,360
2026-05-18	Mahoney Robert John	EVP Global Operations	Tax	130	$146.24	$19,011	15,565
2026-05-18	Redinbo Greg	EVP MARKETING AND APPLICATIONS	Tax	79	$146.24	$11,553	35,024
2026-05-15	Mahoney Robert John	EVP Global Operations	Tax	61	$155.18	$9,466	15,877
2026-05-15	Titinger Jorge	Director	Award	1,440	—	—	5,917
2026-05-15	Low Russell	Director, PRESIDENT AND CEO	Award	19,466	—	—	162,502
2026-05-15	Sutton Todd	VP Corporate Controller	Tax	226	$155.18	$35,071	8,759
2026-05-15	Blumenstock Gerald M	EVP, Research, Dev. & Eng.	Tax	744	$155.18	$115,454	21,999
2026-05-15	Evans Eileen	EVP, General Counsel and Sec'y	Tax	867	$155.18	$134,541	32,221
2026-05-15	Low Russell	Director, PRESIDENT AND CEO	Tax	3,716	$155.18	$576,649	158,786
2026-05-15	Sutton Todd	VP Corporate Controller	Tax	112	$155.18	$17,380	8,647
2026-05-15	Tatnall Christopher	EVP Global Customer Operations	Tax	744	$155.18	$115,454	29,308
2026-05-15	Mahoney Robert John	EVP Global Operations	Tax	170	$155.18	$26,381	15,938
2026-05-15	GRAVES GREGORY B	Director	Award	1,440	—	—	8,698
2026-05-15	Ryzhik David	SVP Interim CFO	Tax	226	$155.18	$35,071	10,031
2026-05-15	Low Russell	Director, PRESIDENT AND CEO	Award	19,466	—	—	143,036
2026-05-15	Mahoney Robert John	EVP Global Operations	Tax	173	$155.18	$26,846	16,108
2026-05-15	Tatnall Christopher	EVP Global Customer Operations	Award	3,504	—	—	30,052
2026-05-15	Redinbo Greg	EVP MARKETING AND APPLICATIONS	Tax	452	$155.18	$70,141	35,601
2026-05-15	Low Russell	Director, PRESIDENT AND CEO	Tax	1,722	$155.18	$267,220	157,064
2026-05-15	Tatnall Christopher	EVP Global Customer Operations	Award	3,504	—	—	26,548
2026-05-15	Tatnall Christopher	EVP Global Customer Operations	Tax	170	$155.18	$26,381	28,793
2026-05-15	KURTZWEIL JOHN T	Director	Award	1,440	—	—	36,490
2026-05-15	Mahoney Robert John	EVP Global Operations	Award	1,947	—	—	16,653
2026-05-15	Tatnall Christopher	EVP Global Customer Operations	Tax	345	$155.18	$53,537	28,963
2026-05-15	Chiu Tzu Yin	Director	Award	1,440	—	—	11,843
2026-05-15	Low Russell	Director, PRESIDENT AND CEO	Tax	1,453	$155.18	$225,477	155,611
2026-05-15	Sayiner Necip	Director	Award	1,440	—	—	8,698
2026-05-15	St Dennis Thomas	Director	Award	1,440	—	—	18,595
2026-05-15	Blumenstock Gerald M	EVP, Research, Dev. & Eng.	Award	2,725	—	—	22,743
2026-05-15	Evans Eileen	EVP, General Counsel and Sec'y	Award	3,893	—	—	33,088
2026-05-15	Ryzhik David	SVP Interim CFO	Award	3,115	—	—	10,257
2026-05-15	Evans Eileen	EVP, General Counsel and Sec'y	Award	3,893	—	—	29,195
2026-05-15	Sutton Todd	VP Corporate Controller	Award	1,168	—	—	8,985
2026-05-15	Blumenstock Gerald M	EVP, Research, Dev. & Eng.	Award	2,725	—	—	20,018
2026-05-15	Quirk Jeanne	Director	Award	1,440	—	—	13,189

Showing 1–50 of 645 transactions