# EDGAR Filing Document

**Accession Number:** 0001102112
**File Stem:** 0001628280-23-009026
**Filing Date:** 2023-3
**Character Count:** 2289
**Document Hash:** c67b8b50f32bf24e02dcd7d9ba80fd26
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001628280-23-009026.hdr.sgml**: 20230323

**ACCESSION NUMBER**: 0001628280-23-009026

**CONFORMED SUBMISSION TYPE**: DEFA14A

**PUBLIC DOCUMENT COUNT**: 3

**FILED AS OF DATE**: 20230323

**DATE AS OF CHANGE**: 20230323

**FILER**: 

**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:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-36408
- **FILM NUMBER:** 23756453

**BUSINESS ADDRESS:**
- **STREET 1:** 130 S. STATE COLLEGE BLVD.
- **CITY:** BREA
- **STATE:** CA
- **ZIP:** 92821
- **BUSINESS PHONE:** (310) 887-8500

**MAIL ADDRESS:**
- **STREET 1:** 130 S. STATE COLLEGE BLVD.
- **CITY:** BREA
- **STATE:** CA
- **ZIP:** 92821

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** FIRST COMMUNITY BANCORP /CA/
- **DATE OF NAME CHANGE:** 19991229

**UNITED STATES <br>SECURITIES AND EXCHANGE COMMISSION <br>Washington, D.C. 20549** 

**SCHEDULE 14A** 

Proxy Statement Pursuant to Section 14(a) of <br>the Securities Exchange Act of 1934 (Amendment No.)

Filed by the Registrant ☒

Filed by a Party other than the Registrant ☐

Check the appropriate box:

☐&nbsp;&nbsp;&nbsp;&nbsp;Preliminary Proxy Statement

☐&nbsp;&nbsp;&nbsp;&nbsp;**Confidential, for Use of the Commission Only (as permitted by Rule 14a6(e)(2))** 

☐&nbsp;&nbsp;&nbsp;&nbsp;Definitive Proxy Statement

☒&nbsp;&nbsp;&nbsp;&nbsp;Definitive Additional Materials

☐&nbsp;&nbsp;&nbsp;&nbsp;Soliciting Material under §240.14a12

**PACWEST BANCORP**

(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

Payment of Filing Fee (Check the appropriate box):

☒&nbsp;&nbsp;&nbsp;&nbsp;No fee required.

☐&nbsp;&nbsp;&nbsp;&nbsp;Fee paid previously with preliminary materials.

☐&nbsp;&nbsp;&nbsp;&nbsp;Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a6(i)(1) and 0-11.

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![pacwestbancorp_naxp86458001.jpg](pacwestbancorp_naxp86458001.jpg)

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![pacwestbancorp_naxp86458002.jpg](pacwestbancorp_naxp86458002.jpg)

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