Company: IDCC
Filing Date: 2025-04-25
Form Type: DEFA14A
Source: 0001193125-25-097161
Chunk: 1

Company: InterDigital, Inc.
Filing Date: 2025-04-25
Form: DEFA14A
Chunk 1
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, please include your control number (indicated below) in the subject line. Unless requested, you will not otherwise receive a paper or email copy. For complete information and to vote, visit www.ProxyVote.com Control 

# Smartphone users Vote Virtually at the Meeting* Point your camera here and June 11, 2025 2:00 P.M., Eastern Time vote without entering a control number Virtually at: www.virtualshareholdermeeting.com/IDCC2025 *Please check the meeting materials for any special requirements for meeting attendance.
Vote at www.ProxyVote.com THIS IS NOT A VOTABLE BALLOT This is an overview of the proposals being presented at the upcoming shareholder meeting. Please follow the instructions on the reverse side to vote these important matters. Board Voting Items Recommends 1. Election of Directors Nominees: 1a. Derek K. Aberle For 1b. Samir Armaly For 1c. Lawrence (Liren) Chen For 1d. Joan H. Gillman For 1e. S. Douglas Hutcheson For 1f. John A. Kritzmacher For 1g. John D. Markley, Jr. For 1h. Jean F. Rankin For 2. Adoption and approval of the 2025 Equity Incentive Plan. For 3. Advisory resolution to approve executive compensation. For 4. Ratification of PricewaterhouseCoopers LLP as the independent registered public accounting firm of InterDigital, Inc. For for the year ending December 31, 2025. NOTE: THE UNDERSIGNED HEREBY ACKNOWLEDGES RECEIPT OF NOTICE OF THE 2025 ANNUAL MEETING OF SHAREHOLDERS, THE PROXY STATEMENT AND THE 2024 ANNUAL REPORT. Prefer to receive an email instead While voting on www.ProxyVote.com, be sure to click “Delivery Settings”. V73587-P31063

Your Vote Counts! INTERDIGITAL, INC. 2025 Annual Meeting Vote by June 10, 2025 11:59 PM ET V73588-P30812 You invested in INTERDIGITAL, INC. and it’s time to vote! You have the right to vote on proposals being presented at the Annual Meeting. This is an important notice regarding the availability of proxy materials for the shareholder meeting to be held on June 11, 2025. Get informed before you vote View the Notice of Meeting, Proxy Statement and 2024