LEBLANC LEONARD J
SEC Form 4 insider trading activity
LEBLANC LEONARD J has filed 4 SEC Form 4 filings (5 transaction rows) across 1 company, with disclosures dating back to 2025. 4 of those filings fall inside the rolling window. Most recent filing: Aug 19, 2026.
On the most recent filing, LEBLANC LEONARD J is listed as Director at AXT INC. Inside the rolling window, LEBLANC LEONARD J reported no open-market purchases and 4 open-market sales totaling $636K in AXTI. The largest disclosed transaction in the window is a sale of 4,000 AXTI shares on Aug 17, 2026, worth $384K.
Companies traded
Other insiders at AXTI
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$636K
reported sales (SEC code S)
Companies
1
in the rolling window
Frequently asked questions
How many SEC Form 4 filings has LEBLANC LEONARD J made?
LEBLANC LEONARD J has filed 4 SEC Form 4 filings (5 transaction rows) across 1 company since 2025.
Which companies does LEBLANC LEONARD J trade?
LEBLANC LEONARD J has filed SEC Form 4 disclosures for 1 company, including AXTI.
When was LEBLANC LEONARD J's most recent SEC Form 4 filing?
LEBLANC LEONARD J's most recent SEC Form 4 filing on Tracefour is dated Aug 19, 2026.
What is LEBLANC LEONARD J's total buy and sell value in the current window?
Inside the rolling retention window, LEBLANC LEONARD J bought $0 and sold $636K based on SEC Form 4 filings.
What was LEBLANC LEONARD J's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 4,000 AXTI shares on 2026-08-17, worth $384K, per SEC Form 4 filings.