FORM 10-Q ☒ Quarterly report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 for the quarterly period ended December 31, 2018 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 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 0-13928 U.S. GLOBAL INVESTORS, INC. (Exact name of registrant as specified in its charter) (State or other jurisd ...