SEC FORM 4

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^*

TAN LIP BU

(Last)

(First)

(Middle)

ONE CALIFORNIA STREET 28TH FLOOR

(Street)

SAN FRANCISCO

94111

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
SINA CORP [ SINA ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
	Officer (give title below)	Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
08/20/2003

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Ordinary Shares	08/20/2003		S		36,995⁽¹⁾	D	$32.631	1,393⁽¹⁾	I	by Com pany⁽²⁾
Ordinary Shares	08/20/2003		S		1,393⁽¹⁾	D	$33.3804	0⁽¹⁾	I	by Com pany⁽²⁾
Ordinary Shares	08/20/2003		S		10,941⁽¹⁾	D	$32.631	399⁽¹⁾	I	by Partnership⁽³⁾
Ordinary Shares	08/20/2003		S		399⁽¹⁾	D	$33.3804	0⁽¹⁾	I	by Partnership⁽³⁾
Ordinary Shares	08/20/2003		S		32,429⁽¹⁾	D	$32.631	1,179⁽¹⁾	I	by Partnership⁽⁴⁾
Ordinary Shares	08/20/2003		S		1,179⁽¹⁾	D	$33.3804	0⁽¹⁾	I	by Partnership⁽⁴⁾
Ordinary Shares	08/20/2003		S		38,320⁽¹⁾	D	$32.631	1,488⁽¹⁾	I	by Partnership⁽⁵⁾
Ordinary Shares	08/20/2003		S		1,488⁽¹⁾	D	$33.3804	0⁽¹⁾	I	by Partnership⁽⁵⁾
Ordinary Shares	08/20/2003		S		735⁽¹⁾	D	$32.631	56⁽¹⁾	I	by Partnership⁽⁶⁾
Ordinary Shares	08/20/2003		S		56⁽¹⁾	D	$33.3804	0⁽¹⁾	I	by Partnership⁽⁶⁾
Ordinary Shares	08/20/2003		S		4,329⁽¹⁾	D	$32.631	94⁽¹⁾	I	by Com pany⁽⁷⁾
Ordinary Shares	08/20/2003		S		94⁽¹⁾	D	$33.3804	0⁽¹⁾	I	by Com pany⁽⁷⁾
Ordinary Shares	08/20/2003		S		2,689⁽¹⁾	D	$32.631	193⁽¹⁾	I	by Com pany⁽⁸⁾
Ordinary Shares	08/20/2003		S		193⁽¹⁾	D	$33.3804	0⁽¹⁾	I	by Com pany⁽⁸⁾
Ordinary Shares	08/20/2003		S		4,749⁽¹⁾	D	$32.631	198⁽¹⁾	I	by Com pany⁽⁹⁾
Ordinary Shares	08/20/2003		S		198⁽¹⁾	D	$33.3804	0⁽¹⁾	I	by Com pany⁽⁹⁾

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. The reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and this report shall not be deemed an admission that the reporting person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

2. China Walden Venture Investments Ltd. - The reporting person is a director of, and owns an interest in China Walden Management Ltd., which serves as fund manager for China Walden Venture Investments Ltd.

3. CWV Investment, L.P. - The reporting person is a director of, and owns an interest in China Walden Management Ltd., which is the general partner of CWV Investment, L.P.

4. Pacven Walden Ventures III, L.P. - The reporting person is a director of, and owns an interest in Pacven Walden Management Co., Ltd., which is a general partner of the general partner of Pacven Walden Ventures III, L.P.

5. Pacven Walden Ventures IV, L.P. - The reporting person is a director of, and owns an interest in Pacven Walden Management Co., Ltd., which is a general partner of the general partner of Pacven Walden Ventures IV, L.P.

6. Pacven Walden Ventures IV Associates Fund, L.P. - The reporting person is a director of, and owns an interest in Pacven Walden Management Co., Ltd., which is a general partner of the general partner of Pacven Walden Ventures IV Associates Fund, L.P.

7. WIIG Global Ventures Pte Ltd. - The reporting person is a director of, and owns an interest in Walden International Investment Group(s) Pte. Ltd., which serves as fund manager for WIIG Global Ventures Pte Ltd.

8. InfoTech Ventures Ltd. - The reporting person is a director of, and owns an interest in Walden International Investment Group(s) Pte. Ltd., which serves as fund manager for InfoTech Ventures Ltd.

9. Seed Ventures II Ltd. - The reporting person is a director of, and owns an interest in Seed Ventures Management, which serves as fund manager of Seed Ventures II Ltd.

	/s/ Lip-Bu Tan	08/21/2003
	** 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).
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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