Northwest Natural pany(NWN) - 2019 Q1 - Quarterly Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q [X] QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2019 OR [ ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ___________ to____________ NORTHWEST NATURAL HOLDING COMPANY NORTHWEST NATURAL GAS COMPANY Oregon 82-4710680 Oregon 93-0256722 (I.R.S. Employer Identification No.) 2 ...