<SEC-DOCUMENT>0001104659-21-021524-index.html : 20210212 <SEC-HEADER>0001104659-21-021524.hdr.sgml : 20210212 <ACCEPTANCE-DATETIME>20210212120206 ACCESSION NUMBER: 0001104659-21-021524 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20210212 DATE AS OF CHANGE: 20210212 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: SOUTHWEST AIRLINES CO CENTRAL INDEX KEY: 0000092380 STANDARD INDUSTRIAL CLASSIFICATION: AIR TRANSPORTATION, SCHEDULED [4512] IRS NUMBER: 741563240 STATE OF INCORPORATION: TX FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-33255 FILM NUMBER: 21624616 BUSINESS ADDRESS: STREET 1: 2702 LOVE FIELD DR STREET 2: P O BOX 36611 CITY: DALLAS STATE: TX ZIP: 75235 BUSINESS PHONE: 2147924000 MAIL ADDRESS: STREET 1: PO BOX 36611 CITY: DALLAS STATE: TX ZIP: 75235-1611 FORMER COMPANY: FORMER CONFORMED NAME: AIR SOUTHWEST CO DATE OF NAME CHANGE: 19760108 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: PRIMECAP MANAGEMENT CO/CA/ CENTRAL INDEX KEY: 0000763212 IRS NUMBER: 953868081 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 177 EAST COLORADO BLVD. STREET 2: 11TH FLOOR CITY: PASADENA STATE: CA ZIP: 91105 BUSINESS PHONE: 6263049222 MAIL ADDRESS: STREET 1: 177 EAST COLORADO BLVD. STREET 2: 11TH FLOOR CITY: PASADENA STATE: CA ZIP: 91105 </SEC-HEADER> <DOCUMENT> <TYPE>SC 13G/A <SEQUENCE>1 <FILENAME>tm214754d13_sc13ga.htm <DESCRIPTION>SC 13G/A <TEXT> Document 1 - file: tm214754d13_sc13ga.htm
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