SEC FORM 3

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

HOSLER C WILLIAM

(Last)

(First)

(Middle)

10250 CONSTELLATION BLVD., SUITE 1640

(Street)

LOS ANGELES

90067

(City)

(State)

(Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
04/08/2014

3. Issuer Name and Ticker or Trading Symbol
PACWEST BANCORP [ PACW ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
	Officer (give title below)	Other (specify below)

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	76,645⁽¹⁾	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivative Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)

Explanation of Responses:

1. In connection with the merger of CapitalSource Inc. with and into PacWest Bancorp on April 7, 2014 pursuant to the Agreement and Plan of Merger, dated July 22, 2013, as amended, between PacWest and CapitalSource, the reporting person received (i) 567 shares of the PacWest common stock reported above, together with $4,958 in cash, in exchange for 2,000 shares of CapitalSource common stock and (ii) PacWest phantom stock with respect to 76,078 shares of the PacWest common stock reported above in exchange for 223,893 shares of CapitalSource phantom stock. The shares of PacWest common stock underlying the PacWest phantom stock are payable upon the earlier of termination of the reporting person's service as a director of PacWest and April 7, 2015. On April 7, 2014, the effective date of the merger, the closing price of CapitalSource's common stock was $15.50 per share and the closing price of PacWest's common stock was $45.83 per share.

Remarks:

Exhibit 24.1 - Power of Attorney

	/s/ Kori L. Ogrosky, Attorney-in-Fact	04/10/2014
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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