Stefan Constantin Ionel

Chief Technology Officer

Stefan Constantin Ionel has filed 9 SEC Form 4 filings (21 transaction rows) across 1 company, with disclosures dating back to 2025. 9 of those filings fall inside the rolling window. Most recent filing: Aug 25, 2026.

Companies traded

Insider Buying

$0

reported purchases (SEC code P)

Insider Selling

$10.7M

reported sales (SEC code S)

Companies

1

in the rolling window

Source
AMPXSale$307KAug 25SEC ↗
AMPXSale$55KMay 28SEC ↗
AMPXSale$426KMay 26SEC ↗
AMPXSale$258KFeb 24SEC ↗
AMPXSale$476KJan 30SEC ↗
AMPXSale$879KJan 23SEC ↗
AMPXSale$5.9MJan 23SEC ↗
AMPXSale$19KJan 23SEC ↗
AMPXSale$2.1MDec 15SEC ↗
AMPXSale$252KNov 25SEC ↗