<SEC-DOCUMENT>0001144204-15-008313-index.html : 20150212 <SEC-HEADER>0001144204-15-008313.hdr.sgml : 20150212 <ACCEPTANCE-DATETIME>20150212144645 ACCESSION NUMBER: 0001144204-15-008313 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20150212 DATE AS OF CHANGE: 20150212 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: NORTHWEST NATURAL GAS CO CENTRAL INDEX KEY: 0000073020 STANDARD INDUSTRIAL CLASSIFICATION: NATURAL GAS DISTRIBUTION [4924] IRS NUMBER: 930256722 STATE OF INCORPORATION: OR FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-37109 FILM NUMBER: 15605267 BUSINESS ADDRESS: STREET 1: ONE PACIFIC SQUARE STREET 2: 220 NW SECOND AVE CITY: PORTLAND STATE: OR ZIP: 97209 BUSINESS PHONE: 5032264211 MAIL ADDRESS: STREET 1: 220 NW SECOND AVENUE CITY: PORTLAND STATE: OR ZIP: 97209 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: PARNASSUS INVESTMENTS /CA CENTRAL INDEX KEY: 0000948669 IRS NUMBER: 000000000 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 1 MARKET STREET #1600 CITY: SAN FRANCISCO STATE: CA ZIP: 94105 BUSINESS PHONE: 4157780200 MAIL ADDRESS: STREET 1: 1 MARKET STREET #1600 CITY: SAN FRANCISCO STATE: CA ZIP: 94105 </SEC-HEADER> <DOCUMENT> <TYPE>SC 13G/A <SEQUENCE>1 <FILENAME>v401310_sc13ga.txt <DESCRIPTION>SC 13G/A <TEXT> Document 1 - file: v401310_sc13ga.txt
</DOCUMENT> </SEC-DOCUMENT>