Northwest Natural pany(NWN) - 2019 Q2 - Quarterly Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2019 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 1-38681 Commission file number 1-15973 NORTHWEST NATURAL HOLDING COMPANY NORTHWEST NATURAL GAS COMPANY (Exact name of re ...