Mattis Julia C sold IDCC
September 15, 2026 · Form 4 insider transaction
Mattis Julia C sold 325 shares of InterDigital, Inc. at $340.38 per share, a transaction worth $110.6K. The trade was recorded as shares withheld for taxes and disclosed on an SEC Form 4, filed 2 days after the transaction.
Direction
Disposed (sell-side)
Shares
325
Price
$340.38
Total value
$110.6K
InsiderMattis Julia C
Role—
CompanyInterDigital, Inc. (IDCC)
SecurityCommon Stock
Transaction codeF: Shares withheld for taxes
Transaction dateSeptember 15, 2026
Filing dateSeptember 17, 2026
Shares owned after11,237
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
The transaction reported reflects the withholding of restricted stock units in satisfaction of the reporting person's tax liability. The restricted stock units were granted to the reporting person on September 15, 2024 pursuant to the company's 2017 Equity Incentive Plan in accordance with the company's long-term compensation program and vested on September 15, 2026, together with accrued dividend equivalents.