Gerald Blumenstock Insider Trades & Stock Holdings

EVP, Research, Dev. & Eng. · Axcelis Technologies, Inc. · Latest filing Jun 15, 2026

Gerald Blumenstock, EVP, Research, Dev. & Eng. at Axcelis Technologies, Inc. has 1 Form 4 trade on file since Jun 15, 2026. Latest filing: disposed of 506 shares of $ACLS on Jun 15, 2026 at $191.60.

Trades on file

1

Open-market bought

$0

Open-market sold

$0

Net open-market

$0

Latest filing

Jun 15, 2026

All insider trades by Gerald Blumenstock

Date	Ticker	Type	Shares	Price	Value	Owned after	ΔOwn	1W	1M	6M	Role	Filing	Story
Jun 15, 2026	$ACLS	Sell (Tax withholding)	506	$191.60	$96.95K			-4.0%	-24.3%		EVP, Research, Dev. & Eng.		Read

"Buy" means shares acquired on the Form 4 (including grants and option exercises); "Sell" means shares disposed. 1W / 1M / 6M = how the stock moved after the trade.

Stocks Gerald Blumenstock traded

• $ACLS

Frequently asked questions

What was Gerald Blumenstock's latest insider trade?

disposed of 506 shares of $ACLS on Jun 15, 2026 at $191.60.

Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.