<SEC-DOCUMENT>0001104659-15-027809-index.html : 20150416 <SEC-HEADER>0001104659-15-027809.hdr.sgml : 20150416 <ACCEPTANCE-DATETIME>20150416073035 ACCESSION NUMBER: 0001104659-15-027809 CONFORMED SUBMISSION TYPE: 425 PUBLIC DOCUMENT COUNT: 2 FILED AS OF DATE: 20150416 DATE AS OF CHANGE: 20150416 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: SQUARE 1 FINANCIAL INC CENTRAL INDEX KEY: 0001329799 STANDARD INDUSTRIAL CLASSIFICATION: STATE COMMERCIAL BANKS [6022] IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 425 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36372 FILM NUMBER: 15773232 BUSINESS ADDRESS: STREET 1: 406 BLACKWELL STREET STREET 2: SUITE 240 CITY: DURHAM STATE: NC ZIP: 27701 BUSINESS PHONE: 919-314-3040 MAIL ADDRESS: STREET 1: 406 BLACKWELL STREET STREET 2: SUITE 240 CITY: DURHAM STATE: NC ZIP: 27701 FORMER COMPANY: FORMER CONFORMED NAME: Square 1 Financial Inc DATE OF NAME CHANGE: 20050609 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: PACWEST BANCORP CENTRAL INDEX KEY: 0001102112 STANDARD INDUSTRIAL CLASSIFICATION: NATIONAL COMMERCIAL BANKS [6021] IRS NUMBER: 330885320 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 425 BUSINESS ADDRESS: STREET 1: 6110 EL TORDO CITY: RANCHO SANTA FE STATE: CA ZIP: 92067 BUSINESS PHONE: 8587563023 MAIL ADDRESS: STREET 1: 275 NORTH BREA BLVD CITY: BREA STATE: CA ZIP: 92821 FORMER COMPANY: FORMER CONFORMED NAME: FIRST COMMUNITY BANCORP /CA/ DATE OF NAME CHANGE: 19991229 </SEC-HEADER> <DOCUMENT> <TYPE>425 <SEQUENCE>1 <FILENAME>a15-9265_18k.htm <DESCRIPTION>8-K <TEXT> Document 1 - file: a15-9265_18k.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-99.1 <SEQUENCE>2 <FILENAME>a15-9265_1ex99d1.htm <DESCRIPTION>EX-99.1 <TEXT> Document 2 - file: a15-9265_1ex99d1.htm
</DOCUMENT> </SEC-DOCUMENT>