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
OMB APPROVAL
OMB Number: 3235-0104
Estimated average burden
hours per response: 0.5
1. Name and Address of Reporting Person*
Aschenbrenner Peter Claus

(Last) (First) (Middle)
430 INDIO WAY

(Street)
SUNNYVALE CA 94085

(City) (State) (Zip)
2. Date of Event Requiring Statement (Month/Day/Year)
03/27/2006
3. Issuer Name and Ticker or Trading Symbol
SUNPOWER CORP [ SPWR ]
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
VP SALES & MARKETING
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)
CLASS A COMMON STOCK (PAR VALUE $0.001 PER SHARE) 35,000 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)
Date Exercisable Expiration Date Title Amount or Number of Shares
EMPLOYEE STOCK OPTION (RIGHT TO BUY) 06/09/2004(1) 06/09/2013 CLASS A COMMON STOCK 35,000 0.5 D
EMPLOYEE STOCK OPTION (RIGHT TO BUY) 06/17/2005(1) 06/17/2014 CLASS A COMMON STOCK 343,000 3.3 D
Explanation of Responses:
1. The option is exercisable 20% on the first anniversary of the date of grant and then to the extent of 1/60th of the total number of shares subject to the option per month thereafter.
/s/ Peter Aschenbrenner 03/30/2006
** 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.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
rrd99086_111246.html
                                POWER OF ATTORNEY

        KNOW ALL MEN BY THESE PRESENTS, that the undersigned hereby constitutes
and appoints JAY PEIR and EMMANUEL HERNANDEZ and each of them, as the true and
lawful attorney or attorneys-in-fact, with full power of substitution and
revocation, for the undersigned and in the name, place and stead of the
undersigned, in any and all capacities, to execute, on behalf of the
undersigned, any and all statements or reports under Section 16 of the
Securities Exchange Act of 1934, as amended, with respect to the beneficial
ownership of shares of Series A Common Stock, par value $0.001 per share, or
other securities of SunPower Corporation, including, without limitation, all
initial statements of beneficial ownership on Form 3, all statements of changes
in beneficial ownership on Form 4, all annual statements of beneficial ownership
on Form 5 and all successor or similar forms, to be filed with the Securities
and Exchange Commission, to execute any and all amendments or supplements to any
such statements or reports, and to file the same, with all exhibits thereto, and
other documents in connection therewith, with the Securities and Exchange
Commission, granting to said attorney or attorneys-in-fact,
 and each of them,
full power and authority to do so and perform each and every act and thing
requisite and necessary to be done in and about the premises (including, without
limitation, completing, executing and delivering a Form ID to apply for
electronic filing codes), as fully and to all intents and purposes as the
undersigned might or could do in person, and hereby ratifying and confirming all
that said attorney or attorneys-in-fact, or any of them, or their substitute or
substitutes, may lawfully do or cause to be done by virtue hereof. The
undersigned acknowledges that the foregoing attorneys-in-fact, and each of them,
in serving in such capacity at the request of the undersigned, are not assuming
any of the responsibilities of the undersigned to comply with Section 16 of the
Securities Exchange Act of 1934 or any other legal requirement. This Power of
Attorney shall remain in effect until revoked in writing by the undersigned.

                                                /s/ Peter Aschenbrenner
                                                --------------------------
                                                Name:

Date: 03/30/2006