# WESTERN BANCORP

WESTERN BANCORP is a company headquartered in Newport Beach, CA, United States.

## Company overview

- **Legal name:** WESTERN BANCORP
- **Former names in filing history:** MONARCH BANCORP (1995-07-19 to 1997-05-15)
- **Classification:** Company
- **Industry (SIC):** 6022 — State Commercial Banks
- **Headquarters:** Newport Beach, CA, United States
- **Incorporated in:** CA
- **Fiscal year end:** December 31
- **SEC CIK:** 0000721670

## About

WESTERN BANCORP is identified in the retained SEC EDGAR snapshot dated 2026-10-14. Its SEC Central Index Key is 0000721670, and its reported industry is State Commercial Banks. The retained history contains 12 filings, including 8-K filed on 1999-10-07. Each filing retains its accession, filing date and original SEC document link. This historical evidence does not establish current registration, listing, ownership or financial condition.

## Recent SEC filings

- Form 8-K — filed 1999-10-07 — period 1999-09-29 — 8-K
- Form DEF 14A — filed 1999-08-20 — period 1999-09-29 — DEF 14A
- Form 10-Q — filed 1999-08-13 — period 1999-06-30 — 10-Q
- Form 8-K — filed 1999-07-21 — period 1999-07-13 — 8-K
- Form SC 13D — filed 1999-06-01 — SC 13D
- Form 8-K — filed 1999-05-28 — period 1999-05-19 — 8-K
- Form 10-Q — filed 1999-05-13 — period 1999-03-31 — 10-Q
- Form 8-K — filed 1999-04-29 — period 1999-04-15 — FORM 8-K
- Form 10-K — filed 1999-03-29 — period 1998-12-31 — 10-K
- Form 8-K — filed 1999-03-11 — period 1999-02-03 — 8-K
- Form 8-K — filed 1999-01-14 — period 1998-12-30 — 8-K
- Form 8-K — filed 1998-12-24 — period 1998-12-24 — FORM 8-K

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Updated: 2026-10-23T22:29:09Z

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