UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 10-K [X] ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 [ ] FOR THE FISCAL YEAR ENDED DECEMBER 31, 2018 TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number 0-21220 ALAMO GROUP INC. (Exact name of registrant as specified in its charter) DELAWARE 74-1621248 (State or other jurisdiction of (I.R.S. Employer incorporation or organization) I ...