Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended: December 31, 2018 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: 0-27140 NORTHWEST PIPE COMPANY (Exact name of registrant as specified in its charter) OREGON 93-0557988 (State or other jurisdic ...

Northwest Pipe Company (NASDAQ:NWPX) Q4 2018 Earnings Conference Call March 14, 2019 10:00 AM ET Company Participants Scott Montross - President & CEO Robin Gantt - SVP, CFO & Corporate Secretary Conference Call Participants Brent Thielman - D.A. Davidson & Co Operator Welcome and thank you all for standing by. At this time, all participants are in a listen-only mode until the Q&A session of this conference. [Operator Instructions] This call is being recorded. If you have any objections, you may disconnect ...