1、UNITED STATESSECURITIES AND EXCHANGE COMMISSIONWASHINGTON,D.C.20549FORM 10-K ANNUALREPORTPURSUANTTOSECTION13OR15(d)OFTHESECURITIESEXCHANGE ACT OF 1934For the Fiscal Year Ended:December 31,2013OR TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d)OF THE SECURITIESEXCHANGE ACT OF 1934For the transition
2、period fromtoCommission File Number:0-27140NORTHWEST PIPE COMPANY(Exact name of registrant as specified in its charter)OREGON93-0557988(State or other jurisdiction ofincorporation or organization)(I.R.S.EmployerIdentification No.)5721 SE Columbia Way,Suite 200Vancouver,WA 98661(Address of principal
3、executive offices and zip code)360-397-6250(Registrants telephone number including area code)Securities registered pursuant to Section 12(b)of the Act:Title of Each Class of StockName of Each Exchange on Which RegisteredCommon Stock,par value$0.01 per shareNASDAQ Global Select MarketPreferred Stock
4、Purchase RightsNASDAQ Global Select MarketSecurities registered pursuant to Section 12(g)of the Act:NoneIndicate by check mark if the registrant is a well-known seasoned issuer,as defined in Rule 405 of the SecuritiesAct.Yes No Indicate by check mark if the registrant is not required to file reports
5、 pursuant to Section 13 or Section 15(d)of theAct.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 theSecurities Exchange Act of 1934 during the preceding 12 months(or for such shorter period that the Registrant was required t
6、o filesuch reports),and(2)has been subject to such filing requirements for the past 90 days.Yes No Indicate by check mark whether the registrant has submitted electronically and posted on its corporate Website,if any,everyInteractive Data File required to be submitted and posted pursuant to Rule 405