Mahoney Robert John — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

Mahoney Robert John has filed 4 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $543K.

Profile

Mahoney Robert John

Robert John Mahoney serves as Executive Vice President, Global Operations for Axcelis Technologies Inc. as of the 2026-01-16 SEC filing, where he is responsible for overseeing Axcelis’ global manufacturing, supply chain, and operational execution. The filing indicates no securities purchases or sales by him at that time, confirming his ongoing executive role within the company.

RoleInsider
Notability40/100

Board memberships

Awards & honors

Recent Transactions

DateTickerCompanyCodeSharesPriceValue
2026-06-03ACLSAXCELIS TECHNOLOGIES INCS — Open-market sale1.2K$155.24$179K
2026-05-20ACLSAXCELIS TECHNOLOGIES INCF — Tax withholding / forfeiture130$146.24$19K
2026-05-20ACLSAXCELIS TECHNOLOGIES INCF — Tax withholding / forfeiture182$146.24$27K
2026-05-19ACLSAXCELIS TECHNOLOGIES INCF — Tax withholding / forfeiture61$155.18$9K
2026-05-19ACLSAXCELIS TECHNOLOGIES INCF — Tax withholding / forfeiture170$155.18$26K
2026-05-19ACLSAXCELIS TECHNOLOGIES INCF — Tax withholding / forfeiture173$155.18$27K
2026-05-19ACLSAXCELIS TECHNOLOGIES INCF — Tax withholding / forfeiture372$155.18$58K
2026-05-19ACLSAXCELIS TECHNOLOGIES INCA — Grant or award1.9K$0.00
2026-05-19ACLSAXCELIS TECHNOLOGIES INCA — Grant or award1.9K$0.00
2026-05-13ACLSAXCELIS TECHNOLOGIES INCS — Open-market sale2.3K$161.00$364K
2026-03-03ACLSAXCELIS TECHNOLOGIES INCF — Tax withholding / forfeiture573$86.58$50K
2026-01-16ACLSAXCELIS TECHNOLOGIES INCA — Grant or award1.7K$0.00

Companies — Last 90 Days

Frequently Asked Questions

Who is Mahoney Robert John?

Robert John Mahoney serves as Executive Vice President, Global Operations for Axcelis Technologies Inc. as of the 2026-01-16 SEC filing, where he is responsible for overseeing Axcelis’ global manufacturing, supply chain, and operational execution. The filing indicates no securities purchases or sales by him at that time, confirming his ongoing executive role within the company.…

How many SEC Form 4 filings has Mahoney Robert John submitted recently?

4 primary Form 4 filings in the last 90 days, covering 1 company.

Has Mahoney Robert John been buying or selling stock?

Recorded transactions: 0 open-market purchases () and 2 open-market sales ($543K) across all tracked filings.

Where can I see all of Mahoney Robert John's SEC filings?

All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.

Learn More

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