Ownership Submission
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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
  Carpenter Fund Manager GP, LLC
2. Date of Event Requiring Statement (Month/Day/Year)
04/20/2012
3. Issuer Name and Ticker or Trading Symbol
PACIFIC MERCANTILE BANCORP [PMBC]
(Last)
(First)
(Middle)
5 PARK PLAZA, SUITE 950
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

IRVINE, CA 92614
6. Individual or Joint/Group Filing(Check Applicable Line)
___ Form filed by One Reporting Person
_X_ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
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 4,058,435
I
See Footnotes (1)
Common Stock 142,843
I
See Footnotes (2)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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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 of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)
6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Common Stock Purchase Warrant   (3) 04/20/2016 Common Stock 394,934 $ 6.26 I See Footnotes (1)
Common Stock Purchase Warrant   (3) 04/20/2016 Common Stock 13,900 $ 6.26 I See Footnotes (2)
Series B-2 Convertible 8.4% Noncumulative Preferred Stock   (4)   (4) Common Stock 671,880 $ 5.32 I See Footnotes (1)
Series B-2 Convertible 8.4% Noncumulative Preferred Stock   (4)   (4) Common Stock 23,609 $ 5.32 I See Footnotes (2)

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Carpenter Fund Manager GP, LLC
5 PARK PLAZA, SUITE 950
IRVINE, CA 92614
    X    
Carpenter Community BancFund-A, L.P.
5 PARK PLAZA, SUITE 950
IRVINE, CA 92614
    X    

Signatures

CARPENTER FUND MANAGER GP, LLC /s/ John D. Flemming, Managing Member 04/20/2012
**Signature of Reporting Person Date

CARPENTER COMMUNITY BANCFUND-A, LP By: CARPENTER FUND MANAGER GP, LLC /s/ John D. Flemming, Managing Member 04/20/2012
**Signature of Reporting Person Date

Explanation of Responses:

* 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).
(1) Held directly by the Carpenter Community BancFund-A, LP and beneficially owned by Carpenter Fund Manager GP, LLC (the "General Partner") as general partner of such fund. The General Partner disclaims beneficial ownership of the securities, except to the extent that the General Partner has a pecuniary interest, if any, in such fund.
(2) Beneficially owned by the General Partner as sole general partner of the Carpenter Community BancFund, LP. The General Partner disclaims beneficial ownership of the securities, except to the extent that it has a pecuniary interest, if any, in such fund.
(3) The warrants are not currently exercisable and would only become exercisable if the Issuer completes an acquisition of an insured depository institution or its parent having assets of $250 million or more by merger, purchase of outstanding shares or the purchase and assumption of all or substantially all of its assets and liabilities.
(4) The preferred stock is convertible at any time at the holder's election and has no expiration date.
 
Remarks:
This Form 3 is filed jointly by Carpenter Fund Manager GP, LLC (the "General Partner") and Carpenter Community BancFund-A, LP (the "Fund").  The General Partner is the sole general partner of the Fund and may therefore be deemed to beneficially own the securities of the Fund reported herein.  The Fund's address is the same as the General Partner's address indicated above.

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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