AlphaYouCT
Insider selling
Christopher Tatnall sold $175K of Axcelis Technologies Inc (ACLS) stock
Christopher Tatnall, EVP Global Customer Operations of Axcelis Technologies Inc (ACLS), sold 1,166 shares of ACLS stock worth $175K, per an SEC Form 4 filed May 21, 2026.
It was an open-market sale.
The trade happened on May 20, 2026, 1 day before it was made public.
ACLS has moved -26.9% since the trade date, from $149.56 to $109.32 (Sep 18, 2026 close).
- Traded
- May 20, 2026
- Disclosed
- May 21, 2026
- Filing delay
- 1 day
- Price since
- -26.9%
- Role
- EVP Global Customer Operations
- 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.