Stock FAQ

I hold a stock certificate for International Mobile Machines (or InterDigital Communications Corporation). How do I change it to InterDigital, Inc.?

It is not necessary to change an International Mobile Machines or an InterDigital Communications Corporation stock certificate to an InterDigital, Inc. certificate.  All outstanding shares of either entity were converted automatically into shares of InterDigital, Inc. on a share-for-share basis.  If you would like to change your certificate, contact our Transfer Agent, American Stock and Transfer at +1 800 937 5449 or visit www.amstock.com.

How do I make changes to my InterDigital account?

If you purchased your shares through a broker, your shares are held in Street name. You need to contact that broker to make changes to your account. If you have your stock certificate, you are a Shareholder of Record. You may contact InterDigital's transfer agent, American Stock Transfer & Trust, at +1 800 937 5449 or visit www.amstock.com. Be sure to inform the transfer agent if you have a change of address.

What is the CUSIP for InterDigital's Common Stock?

InterDigital's Common Stock CUSIP number is 45867 G 101.

Does InterDigital pay a dividend?

InterDigital has not paid cash dividends on its common stock since inception.  It is anticipated that in the foreseeable future, without regard to any cash proceeds the company may receive from any settlement or resolution of outstanding arbitrations or litigations, no cash dividends will be paid on the common stock.  Any cash otherwise available for such dividends will be reinvested in the company's business or used to repurchase common stock.  When considering whether or not to pay cash dividends, InterDigital's Board of Directors assesses earnings, any dividend requirements on Preferred Stock if issued in the future, capital requirements and other relevant factors. 

When was InterDigital's initial public offering and what was the opening price?

InterDigital went public (as International Mobile Machines Corporation) on November 12, 1981 at an initial price of $3.00 per share.

Did InterDigital’s stock trade under any symbols other than IDCC?

InterDigital went public (as International Mobile Machines Corporation) on November 12, 1981 and the company’s Common Stock began trading on the NASDAQ Global Select Market system under the ticker symbol IMMC. On May 26, 1992, company’s Common stock began trading on the American Stock Exchange under the ticker symbol IMM. In 1992, the company changed its name to InterDigital Communications Corporation and on October 19, 1992, the company’s ticker symbol changed to IDC. On April 26, 2000, the company's Common Stock began trading on the NASDAQ Market under the symbol IDCC.

On July 2, 2007, InterDigital Communications Corporation, the company’s predecessor, filed a Form 8-K announcing an internal corporate restructuring, which resulted in InterDigital, Inc. being substituted as the publicly-traded company.  To indicate this substitution event, NASDAQ implemented a 20-trading day transition period on July 9, 2007, temporarily changing the company’s trading symbol from “IDCC” to “IDCCD.”  Beginning at market open on August 6, 2007, InterDigital, Inc.’s common stock trades on the NASDAQ Global Select Market under the ticker symbol “IDCC.”