1、 Table of ContentsUNITED STATESSECURITIES AND EXCHANGE COMMISSIONWashington,D.C.20549 FORM 10-K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d)OF THE SECURITIES EXCHANGE ACT OF 1934For the fiscal year ended:December 31,2019or TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d)OF THE SECURITIES EXCHANGE
2、ACT OF 1934For the transition period from to Commission file number:0-27140 NORTHWEST PIPE COMPANY(Exact name of registrant as specified in its charter)OREGON93-0557988State or other jurisdiction of incorporation or organization(I.R.S.Employer Identification No.)201 NE Park Plaza Drive,Suite 100Vanc
3、ouver,Washington 98684(Address of principal executive offices and Zip Code)Registrants telephone number,including area code:360-397-6250 Securities registered pursuant to Section 12(b)of the Act:Title of each class Trading Symbol(s)Name of each exchange on which registered Common Stock,par value$0.0
4、1 per shareNWPXNasdaq Global Select Market Securities registered pursuant to section 12(g)of the Act:None Indicate by check mark if the registrant is a well-known seasoned issuer,as defined in Rule 405 of the Securities Act.Yes No Indicate by check mark if the registrant is not required to file repo
5、rts pursuant to Section 13 or Section 15(d)of the Act.Yes No Indicate by check mark whether the registrant(1)has filed all reports required to be filed by Section 13 or 15(d)of the Securities Exchange Act of 1934during the preceding 12 months(or for such shorter period that the registrant was requir
6、ed to file such reports),and(2)has been subject to such filingrequirements for the past 90 days.Yes No Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 ofRegulation S-T(232.405 of this chapter)during