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	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	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* SCHWARTZ JONATHAN I (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. [ JAVA ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director 10% Owner X Officer (give title below) Other (specify below) President and CEO
	3. Date of Earliest Transaction (Month/Day/Year) 11/12/2007
	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	11/12/2007		S(10)		0.5	D	$10.35	500,138(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(2)	$146.8752							(3)	12/15/2007	Common Stock	30,000		30,000	D
Employee Stock Option(2)	$160							(3)	04/12/2010	Common Stock	17,500		17,500	D
Employee Stock Option(2)	$180.1252							(3)	06/13/2010	Common Stock	7,500		7,500	D
Employee Stock Option(2)	$74.32							(3)	04/18/2011	Common Stock	50,000		50,000	D
Employee Stock Option(2)	$50.36							(3)	11/07/2011	Common Stock	18,750		18,750	D
Employee Stock Option(2)	$50.36							(3)	11/07/2011	Common Stock	18,750		18,750	D
Employee Stock Option(2)	$36.56							(3)	03/19/2012	Common Stock	50		50	D
Employee Stock Option(2)	$25.8							(3)	05/02/2012	Common Stock	50,000		50,000	D
Employee Stock Option(2)	$14.8							(3)	07/25/2012	Common Stock	75,000		75,000	D
Employee Stock Option(2)	$15.4							(4)	07/23/2013	Common Stock	125,000		125,000	D
Employee Stock Option(2)	$15.6							(5)	04/30/2014	Common Stock	250,000		250,000	D
Employee Stock Option (Right to Buy)(2)	$15.16							(6)	07/29/2014	Common Stock	200,000		200,000	D
Employee Stock Option (Right to Buy)(2)	$15.4							(7)	07/28/2015	Common Stock	225,000		225,000	D
Employee Stock Option (Right to Buy)(2)	$19.8							(8)	04/27/2016	Common Stock	500,000		500,000	D
Employee Stock Option (Right to Buy)(2)	$20.4							(9)	07/31/2017	Common Stock	500,000		500,000	D

Explanation of Responses:

1. Includes 12,500 shares of unvested restricted stock.

2. This option was granted under the Sun Microsystems, Inc. 1990 Long-Term Equity Incentive Plan.

3. Immediately.

4. The remainder of this option vests in one annual installment of 25,000 shares on the fifth anniversary of the date of grant.

5. The remainder of this option vests in two equal annual installments of 50,000 shares on each of the fourth and fifth anniversaries of the date of grant.

6. The remainder of this option vests in two equal annual installments of 40,000 shares on each of the fourth and fifth anniversaries of the date of grant.

7. The remainder of this option vests in three equal annual installments of 45,000 shares on each of the third, fourth and fifth anniversaries of the date of grant.

8. The remainder of this option vests in four equal annual installments of 100,000 shares on each of the second, third, fourth and fifth anniversaries of the date of grant.

9. This option vests and becomes exercisable in five equal annual installments of 100,000 shares beginning on July 31, 2008.

10. This transaction represents the purchase by Sun Microsystems, Inc. of a fractional share of Common Stock resulting from the company's one-for-four reverse stock split effective November 12, 2007 at a purchase price of $20.71 per share, which was the average closing price as reported on NASDAQ for the four trading days preceding the effective date.

	/s/ Jonathan I. Schwartz	11/13/2007
	** Signature of Reporting Person	Date
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