SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
YEN DAVID W

(Last) (First) (Middle)
4150 NETWORK CIRCLE

(Street)
SANTA CLARA CA 95054

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
SUN MICROSYSTEMS, INC. [ SUNW ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
EVP, Storage Group
3. Date of Earliest Transaction (Month/Day/Year)
02/12/2007
4. 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 Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 02/12/2007 M 240,000 A $3.7 561,237(1) D
Common Stock 02/12/2007 M 300,000 A $3.85 861,237(1) D
Common Stock 02/12/2007 M 160,000 A $3.79 1,021,237(1) D
Common Stock 02/12/2007 M 80,000 A $4.12 1,101,237(1) D
Common Stock 02/12/2007 M 60,000 A $3.85 1,161,237(1) D
Common Stock 02/12/2007 S 840,000 D $6.45 321,237(1) D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Employee Stock Option (Right to Buy)(2) $14.6094 (3) 06/16/2007 Common Stock 32,000 32,000 D
Employee Stock Option (Right to Buy)(2) $36.7188 (3) 12/15/2007 Common Stock 100,000 100,000 D
Employee Stock Option (Right to Buy)(2) $40 (3) 04/12/2008 Common Stock 26,000 26,000 D
Employee Stock Option (Right to Buy)(2) $57.6875 (3) 08/16/2008 Common Stock 30,000 30,000 D
Employee Stock Option (Right to Buy)(2) $31.75 (3) 12/13/2008 Common Stock 250,000 250,000 D
Employee Stock Option (Right to Buy)(2) $16.25 (3) 06/13/2009 Common Stock 20,000 20,000 D
Employee Stock Option (Right to Buy)(2) $16.25 (3) 06/13/2009 Common Stock 250,000 250,000 D
Employee Stock Option (Right to Buy)(2) $7.91 (3) 09/27/2009 Common Stock 20,000 20,000 D
Employee Stock Option (Right to Buy)(2) $12.59 (3) 11/07/2009 Common Stock 50,000 50,000 D
Employee Stock Option (Right to Buy)(2) $12.59 (3) 11/07/2009 Common Stock 50,000 50,000 D
Employee Stock Option (Right to Buy)(2) $9.14 (3) 03/19/2010 Common Stock 200 200 D
Employee Stock Option (Right to Buy)(2) $9.14 (3) 03/19/2010 Common Stock 20,000 20,000 D
Employee Stock Option (Right to Buy)(2) $6.45 (3) 05/02/2012 Common Stock 200,000 200,000 D
Employee Stock Option (Right to Buy)(2) $3.7 02/12/2007 M 240,000 (4) 07/25/2012 Common Stock 300,000 $0 60,000 D
Employee Stock Option (Right to Buy)(2) $3.85 02/12/2007 M 300,000 (5) 07/23/2013 Common Stock 500,000 $0 200,000 D
Employee Stock Option (Right to Buy)(2) $3.79 02/12/2007 M 160,000 (6) 07/29/2012 Common Stock 400,000 $0 240,000 D
Employee Stock Option (Right to Buy)(2) $4.12 02/12/2007 M 80,000 (7) 01/27/2013 Common Stock 200,000 $0 120,000 D
Employee Stock Option (Right to Buy)(2) $3.85 02/12/2007 M 60,000 (8) 07/28/2013 Common Stock 300,000 $0 240,000 D
Employee Stock Option (Right to Buy)(2) $4.26 (9) 07/27/2014 Common Stock 500,000 500,000 D
Explanation of Responses:
1. This includes 44,750 shares of unvested restricted stock.
2. This option was granted under the Sun Microsystems, Inc. 1990 Long-Term Equity Incentive Plan.
3. Immediately.
4. This option vests and becomes exercisable in five equal annual installments of 60,000 shares beginning on July 25, 2003.
5. This option vests and becomes exercisable in five equal annual installments of 100,000 shares beginning on July 23, 2004.
6. This option vests and becomes exercisable in five equal annual installments of 80,000 shares beginning on July 29, 2005.
7. This option vests and becomes exercisable in five equal annual installments of 40,000 shares beginning on January 27, 2006.
8. This option vests and becomes exercisable in five equal annual installments of 60,000 shares beginning on July 28, 2006.
9. This option vests and becomes exercisable in five equal annual installments of 100,000 shares beginning on July 27, 2007.
David W. Yen 02/12/2007
** 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 4 (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).
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