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^*

ARGYROS GEORGE L

(Last)

(First)

(Middle)

ARNEL & AFFILIATES

949 SOUTH COAST DR SIXTH FLOOR

(Street)

COSTA MESA

92626

(City)

(State)

(Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
03/16/2010

3. Issuer Name and Ticker or Trading Symbol
PACIFIC MERCANTILE BANCORP [ PMBC ]

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	10,000	I	(1)
Series A Convertible 10% Cumulative Preferred Stock	50,000	I	(1)

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)
Series A Convertible 10% Cumulative Preferred Stock	12/03/2009	11/27/2011	Common Stock	653,500	$7.65	I	(1) (2)

Explanation of Responses:

Remarks:

(1) All shares shown in this Form 3 are owned in the name of the Argyros Family Trust, of which the Reporting Person is a trustor and a trustee. (2) The shares of Series A Convertible Preferred Stock (the "Series A Shares") are convertible into shares of common stock, at any time in whole or from time to time in part, at the option of the Reporting Person. However, if and to the extent not sooner converted by the Reporting Person, the Series A Shares will automatically convert into shares of common stock on November 27, 2011.

	Barbara I. Palermo, Attorney In Fact	04/15/2010
	** 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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