UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): December 4, 2015

UNWIRED PLANET, INC.

(Exact name of registrant as specified in its charter)

20 First Street, First Floor

Los Altos, California 94022

(Address of principal executive offices)(Zip Code)

(650) 518-7111

(Registrant’s telephone number, including area code)

N/A

(Former name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligations of the registrant under any of the following provisions (see General Instruction A.2. below):

At the Annual Meeting of Stockholders of Unwired Planet, Inc. (the “Company”) held on December 4, 2015, the Company’s stockholders voted upon eight matters, which are described in detail in the Company’s definitive proxy statement filed with the U.S. Securities and Exchange Commission on October 28, 2015. The final voting results are set forth below.

Proposal 1: The Company’s stockholders elected each of the directors named below for a one-year term that expires at the Company’s annual meeting of stockholders in 2016 or until his respective successor has been elected and qualified, subject to his earlier resignation or removal. The tabulation of votes on this matter was as follows:

Proposal 2: The Company’s stockholders ratified the selection of Grant Thornton LLP as the Company’s independent registered public accounting firm for the fiscal year ending June 30, 2016. The tabulation of the votes on this matter was as follows:

Proposal 3: The Company’s stockholders approved the proposed amendment to the Company’s Second Amended and Restated 2006 Stock Incentive Plan to redefine “Change in Control” as described in the definitive proxy statement. The tabulation of the votes on this matter was as follows:

Proposal 4: The Company’s stockholders approved an amendment to the Company’s Amended and Restated Certificate of Incorporation and authorized the Company’s Board of Directors (the “Board”) to select and file, in its discretion, one such amendment to effect a reverse stock split of the Company’s common stock at a ratio of up to one-for-twenty (1:20), with such ratio to be determined at the discretion of the Board. The tabulation of votes on this matter was as follows:

Proposal 5: The Company’s stockholders approved an amendment to the Company’s Amended and Restated Certificate of Incorporation and authorized the Board to select and file, in its discretion, one such amendment to reduce the authorized number of shares of common stock of the Company from 1,000,000,000 to no fewer than 250,000,000 in connection with the reverse stock split or such other number of authorized shares, depending on the exact split ratio chosen by the Board or a committee of the Board. The tabulation of votes on this matter was as follows:

Proposal 6: The Company’s stockholders approved the “Protective Amendment” to the Company’s Amended and Restated Certificate of Incorporation as described in the definitive proxy statement. The tabulation of votes on this matter was as follows:

Proposal 7: The Company’s stockholders approved the Tax Benefits Preservation Agreement as described in the definitive proxy statement. The tabulation of votes on this matter was as follows:

Proposal 8: The Company’s stockholders approved, on an advisory basis, the compensation of the Company’s named executive officers as disclosed in the definitive proxy statement. The tabulation of the votes on this matter was as follows:

On December 4, 2015, the Board approved the reverse stock split at a ratio of one-for-twelve (1:12), with an effective time at 5:00 PM Eastern Time on January 5, 2016. As a result and in accordance with Proposal 5 described above, the number of authorized shares of common stock shall be reduced from one billion to 350 million concurrent with the effectiveness of the reverse stock split.

Also on December 4, 2015, the Board authorized the Company to repurchase up to 5 million shares (on a pre-split basis) of the Company’s outstanding common stock. Stock repurchases may be made by the Company from time to time in open market transactions. The actual timing, number and value of the stock repurchased under the program will be determined by the Company’s management and the Board at its discretion, and will depend on a number of factors, including the trading price of the stock, and general market and business conditions as well as applicable legal requirements. This program does not require the Company to repurchase any shares under the authorization, and the program may be suspended, discontinued or modified at any time, for any reason and without notice.

On December 10, 2015, the Company issued a press release announcing the reverse stock split and stock repurchase program. A copy of the press release is attached as Exhibit 99.1 to this report.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Dated: December 10, 2015

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