FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN 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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1. Name and Address of Reporting Person * HAHN KENNETH R   2. Issuer Name and Ticker or Trading Symbol QUINSTREET, INC [QNST] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chief Financial Officer (Last) (First) (Middle) 950 TOWER LANE, 6TH FLOOR 3. Date of Earliest Transaction (Month/Day/Year) 01/06/2011 (Street) FOSTER CITY, CA 94404 4. If Amendment, Date 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 (City) (State) (Zip) 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 01/06/2011   M   34,825 A $ 9.01 34,825 D   Common Stock 01/06/2011   S   34,825 (1) D $ 21.8235 (2) 0 D   Common Stock 01/07/2011   M   5,175 A $ 9.01 5,175 D   Common Stock 01/07/2011   S   5,175 (1) D $ 22.1358 (3) 0 D

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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 Underlying Securities (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 of Derivative Security: 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

Non-Qualified Stock Option (right to buy)

$ 9.01

01/06/2011

M

34,825

(4)

05/16/2016

Common Stock

34,825

$ 0

235,175

D

Non-Qualified Stock Option (right to buy)

$ 9.01

01/07/2011

M

5,175

(4)

05/16/2016

Common Stock

5,175

$ 0

230,000

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
HAHN KENNETH R 950 TOWER LANE, 6TH FLOOR FOSTER CITY, CA 94404			Chief Financial Officer

Signatures

By: Daniel E. Caul For: Kenneth Hahn		01/07/2011
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	These shares were sold pursuant to Mr. Hahn's 10b5-1 Plan established on May 11, 2010.
(2)	The shares were sold at prices between $21.50 and $21.96. The reporting person will provide upon request to the SEC, the issuer, or security holder of the issuer, full information regarding the number of shares sold at each price.
(3)	The shares were sold at prices between $22.07 and $22.22. The reporting person will provide upon request to the SEC, the issuer, or security holder of the issuer, full information regarding the number of shares sold at each price.
(4)	The shares subject to the option vest and become exercisable at a rate of 25% of the shares underlying the option on the first anniversary of the vesting commencement date, which is the date of grant, and the remainder of the shares underlying the option vest in equal monthly installments over the remaining 36 months thereafter.

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