Axcelis Technologies, Inc.

Axcelis Technologies, Inc.

ACLS·NASDAQ

$159.19

+5.8%
TechnologySemiconductors

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 lifecycle products and services, including used tools, spare parts, equipment upgrades, maintenance services, and customer training. It sells its equipment and services to semiconductor chip manufacturers through its direct sales force. The company was founded in 1978 and is headquartered in Beverly, Massachusetts.

At a Glance

Live Snapshot
Market Cap$4.89B
EPS3.8100
P/E Ratio41.78
Earnings Date08/04/2026
8.91%
Return on Invested Capital
-45%
3Y-64.0%
5Y-7.0%
10Y+39.0%
11.62%
Return on Equity
-41%
3Y-58.0%
5Y+12.0%
10Y+113.0%
8.83%
Return on Assets
-41%
3Y-51.0%
5Y+10.0%
10Y+143.0%
Axcelis Technologies, Inc.

Axcelis Technologies, Inc. Management Team

ACLS · NASDAQ
DR

Dr. Russell J. Low Ph.D.

Chief Executive Officer, President & Director

Compensation

$1,076,073

Born 1971(Age 55)
MJ

Mr. James G. Coogan

Executive Vice President & Chief Financial Officer

Compensation

$727,906

Born 1981(Age 45)
male
DC

Dr. Christopher J. Tatnall Ph.D.

Executive Vice President of Global Customer Operations

Compensation

$469,221

Born 1973(Age 53)
ME

Ms. Eileen J. Evans Esq.

Executive Vice President of Human Resources and Legal, General Counsel & Secretary

Born 1968(Age 58)
female
MG

Mr. Gregory F. Redinbo Ph.D.

Executive Vice President of Marketing & Applications

Compensation

$462,321

Born 1965(Age 61)
male
MG

Mr. Gerald M. Blumenstock

Executive Vice President of Research, Development & Engineering

Compensation

$469,221

Born 1969(Age 57)
male
MR

Mr. Robert Mahoney

Senior Vice President of Global Operations

male
MD

Mr. David Ryzhik

Senior Vice President of Investor Relations and Corporate Strategy

male
acls

Axcelis Technologies, Inc. Insider Positioning

ACLS · NASDAQ

During the last 12 months, insiders have sold $5.34M worth of ACLS shares, with no buying activity reported.

3 Months

Bought

0

0.00

Sold

30.7K

4.64M

Net Activity

-4.6M

-$4.64M

3-6 Months

Bought

0

0.00

Sold

6.0K

523.52K

Net Activity

-524K

-$524K

6-9 Months

Bought

0

0.00

Sold

1.1K

89.74K

Net Activity

-90K

-$90K

9-12 Months

Bought

0

0.00

Sold

1.2K

85.51K

Net Activity

-86K

-$86K

Top Buyers

No buying activity

Top Sellers

1
LR

Low Russell

Director, Officer: President And Ceo

11.2K shares4 transactions

$1.57M

2
ST

Sutton Todd

Officer: Vp Corporate Controller

4.6K shares2 transactions

$742K

3
BGM

Blumenstock Gerald M

Officer: Evp, Research, Dev. & Eng.

5.7K shares4 transactions

$648K

4
TJ

Titinger Jorge

Director

5.0K shares3 transactions

$580K

5
RG

Redinbo Greg

Officer: Evp Marketing And Applications

3.8K shares3 transactions

$533K

Insider Activity Analysis

Net Insider Sentiment

Bearish

Strong bearish signal with $5.34M net selling. Heavy insider selling may indicate concerns about valuation or near-term prospects.

Buy/Sell Ratio

0.00:1

Very poor ratio. Heavy selling with minimal buying suggests insiders may be concerned about valuation or outlook.

Recent Trend (3 Months)

$4.64M

Heavy recent selling activity. Recent insider sales notably exceed purchases—may warrant investigation into company developments.

Insider Participation

High Selling

5 insider sellers vs. 0 buyers. Widespread selling across multiple insiders may signal concerns.

Insider Activity Insight

Multiple red flags: Heavy selling, numerous sellers, and continued recent selling create a concerning pattern. Investigate fundamental drivers and consider whether company guidance or industry conditions have deteriorated.

SEC Filings

ACLS - Filing history and reports

Filing TypeFiling DatePeriod EndingFiscal YearActions
DEF 14A

DEF 14A 2026

N/A

March 31, 2026
May 05, 2026
2026
DEF 14A

DEF 14A 2025

N/A

March 31, 2025
May 07, 2025
2025
DEF 14A

DEF 14A 2024

N/A

March 29, 2024
May 09, 2024
2024
DEF 14A

DEF 14A

N/A

March 31, 2023
March 31, 2023
 
DEF 14A

DEF 14A 2022

N/A

March 30, 2022
May 10, 2022
2022
DEF 14A

DEF 14A 2021

N/A

March 25, 2021
May 12, 2021
2021
DEF 14A

DEF 14A 2020

N/A

March 30, 2020
May 19, 2020
2020
DEF 14A

DEF 14A 2019

N/A

March 27, 2019
May 14, 2019
2019
DEF 14A

DEF 14A 2018

N/A

March 27, 2018
May 16, 2018
2018
DEF 14A

DEF 14A 2017

N/A

March 29, 2017
May 16, 2017
2017
Showing 1 to 10 of 26 filings