Mattis Julia C
Chief Licensing Officer
Mattis Julia C has filed 9 SEC Form 4 filings (14 transaction rows) across 1 company, with disclosures dating back to 2025. 9 of those filings fall inside the rolling window. Most recent filing: Sep 17, 2026.
On the most recent filing, Mattis Julia C is listed as Chief Licensing Officer at InterDigital, Inc. Inside the rolling window, Mattis Julia C reported no open-market purchases and 1 open-market sale totaling $412K in IDCC.
Companies traded
Other insiders at IDCC
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$412K
reported sales (SEC code S)
Companies
1
in the rolling window
Frequently asked questions
How many SEC Form 4 filings has Mattis Julia C made?
Mattis Julia C has filed 9 SEC Form 4 filings (14 transaction rows) across 1 company since 2025.
Which companies does Mattis Julia C trade?
Mattis Julia C has filed SEC Form 4 disclosures for 1 company, including IDCC.
When was Mattis Julia C's most recent SEC Form 4 filing?
Mattis Julia C's most recent SEC Form 4 filing on Tracefour is dated Sep 17, 2026.
What is Mattis Julia C's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Mattis Julia C is listed as Chief Licensing Officer.
What is Mattis Julia C's total buy and sell value in the current window?
Inside the rolling retention window, Mattis Julia C bought $0 and sold $412K based on SEC Form 4 filings.
What was Mattis Julia C's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 1,600 IDCC shares on 2026-06-03, worth $412K, per SEC Form 4 filings.