Tatnall Christopher
EVP Global Customer Operations
Tatnall Christopher has filed 5 SEC Form 4 filings (9 transaction rows) across 1 company, with disclosures dating back to 2025. 5 of those filings fall inside the rolling window. Most recent filing: May 21, 2026.
On the most recent filing, Tatnall Christopher is listed as EVP Global Customer Operations at AXCELIS TECHNOLOGIES INC. Inside the rolling window, Tatnall Christopher reported no open-market purchases and 1 open-market sale totaling $175K in ACLS.
Companies traded
Other insiders at ACLS
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$175K
reported sales (SEC code S)
Companies
1
in the rolling window
Frequently asked questions
How many SEC Form 4 filings has Tatnall Christopher made?
Tatnall Christopher has filed 5 SEC Form 4 filings (9 transaction rows) across 1 company since 2025.
Which companies does Tatnall Christopher trade?
Tatnall Christopher has filed SEC Form 4 disclosures for 1 company, including ACLS.
When was Tatnall Christopher's most recent SEC Form 4 filing?
Tatnall Christopher's most recent SEC Form 4 filing on Tracefour is dated May 21, 2026.
What is Tatnall Christopher's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Tatnall Christopher is listed as EVP Global Customer Operations.
What is Tatnall Christopher's total buy and sell value in the current window?
Inside the rolling retention window, Tatnall Christopher bought $0 and sold $175K based on SEC Form 4 filings.
What was Tatnall Christopher's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 1,166 ACLS shares on 2026-05-20, worth $175K, per SEC Form 4 filings.