UNITED STATES SECURITIES AND EXCHANGE COMMISSION UPLAND SOFTWARE, INC. (Exact name of registrant as specified in its charter) WASHINGTON, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2019 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-36720 State of Delaware 27-2992077 (State or other jurisdiction ...