X0306 5 2016-12-31 0 0 1 0001405495 InterDigital, Inc. IDCC 0001364064 Nolan James J 200 BELLEVUE PARKWAY SUITE 300 WILMINGTON DE 19809 0 1 0 0 EVP, IoT Solutions Common Stock 2011-02-02 4 P 0 29.4914 41.18 A 50502.281 D Common Stock 2011-04-27 4 P 0 32.8324 39.00 A 50535.1134 D Common Stock 2011-07-27 4 P 0 25.2958 50.63 A 50560.4092 D Common Stock 2011-10-26 4 P 0 38.6716 47.28 A 50599.0808 D Common Stock 2012-01-25 4 P 0 52.844 35.89 A 50651.9248 D Common Stock 2012-04-25 4 P 0 69.6843 32.42 A 50721.6091 D Common Stock 2012-07-25 4 P 0 82.7052 27.40 A 50804.3143 D Common Stock 2012-10-24 4 P 0 65.0217 34.98 A 50869.336 D Common Stock 2012-12-28 4 P 0 907.8515 40.20 A 51777.1875 D Common Stock 2013-04-24 4 P 0 66.734 40.98 A 51843.9215 D Common Stock 2013-07-24 4 P 0 70.4292 38.92 A 51914.3507 D Common Stock 2013-10-23 4 P 0 75.5968 36.35 A 51989.9475 D Common Stock 2014-01-22 4 P 0 94.9641 29.02 A 52084.9116 D Common Stock 2014-04-23 4 P 0 93.2163 34.66 A 52178.1279 D Common Stock 2014-07-23 4 P 0 142.237 45.56 A 52320.3649 D Common Stock 2014-10-22 4 P 0 148.7158 43.77 A 52469.0807 D Common Stock 2015-01-28 4 P 0 141.953 52.04 A 52611.0337 D Common Stock 2015-04-29 4 P 0 143.0131 54.56 A 52754.0468 D Common Stock 2015-07-22 4 P 0 137.9332 56.78 A 52891.98 D Common Stock 2015-11-04 4 P 0 161.3186 48.72 A 53053.2986 D Common Stock 2016-01-27 4 P 0 182.4898 43.24 A 53235.7884 D Common Stock 2016-04-27 4 P 0 145.3687 57.44 A 53381.1571 D Common Stock 2016-07-27 4 P 0 142.1183 58.96 A 53523.2754 D Common Stock 2016-10-26 4 P 0 156.0019 80.84 A 53679.2773 D Common Stock 3149 I By 401(k) Plan The purchases reported on this Form 5 were not previously reported on Form 4 by the reporting person. The purchases were executed automatically pursuant to a dividend reinvestment feature in the reporting person's personal brokerage account, which holds a portion of the reporting person's shares of InterDigital common stock. The reporting person activated the dividend reinvestment feature upon opening the brokerage account in September 1997, many years prior to the initiation of the issuer's regular dividend in first quarter 2011. This purchase of shares of common stock was a "matching" transaction under Section 16(b) of the Securities Exchange Act of 1934, as amended, with the sale by the reporting person of 82.7052 shares of the issuer's common stock on December 11, 2012. As of the date hereof, the reporting person has made the issuer aware of such profit and has disgorged to the issuer such profit upon settlement of the sale. This purchase of shares of common stock was a "matching" transaction under Section 16(b) of the Securities Exchange Act of 1934, as amended, with the sale by the reporting person of 65.0217 shares of the issuer's common stock on December 11, 2012. As of the date hereof, the reporting person has made the issuer aware of such profit and has disgorged to the issuer such profit upon settlement of the sale. This purchase of shares of common stock was a "matching" transaction under Section 16(b) of the Securities Exchange Act of 1934, as amended, with the sale by the reporting person of 907.8515 shares of the issuer's common stock on December 11, 2012. As of the date hereof, the reporting person has made the issuer aware of such profit and has disgorged to the issuer such profit upon settlement of the sale. This purchase of shares of common stock was a "matching" transaction under Section 16(b) of the Securities Exchange Act of 1934, as amended, with the sale by the reporting person of 66.734 shares of the issuer's common stock on December 11, 2012. As of the date hereof, the reporting person has made the issuer aware of such profit and has disgorged to the issuer such profit upon settlement of the sale. As of the year-end 2016 account statement, the reporting person beneficially owned this number of whole shares of common stock pursuant to the InterDigital Savings and Protection Plan. /s/ Claire H. Hanna, Attorney-in-Fact for James J. Nolan 2017-02-13