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Insider selling
Gerald M Blumenstock sold $177K of Axcelis Technologies Inc (ACLS) stock
Gerald M Blumenstock, EVP, Research, Dev. & Eng. of Axcelis Technologies Inc (ACLS), sold 1,161 shares of ACLS stock worth $177K, per an SEC Form 4 filed May 22, 2026.
It was an open-market sale.
The trade happened on May 21, 2026, 1 day before it was made public.
ACLS has moved -28.3% since the trade date, from $152.51 to $109.32 (Sep 18, 2026 close).
- Traded
- May 21, 2026
- Disclosed
- May 22, 2026
- Filing delay
- 1 day
- Price since
- -28.3%
- Role
- EVP, Research, Dev. & Eng.
- Source
- SEC Form 4
More ACLS insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.