Statement of Changes in Beneficial Ownership (4)

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	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person * Brooks Peter	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) Senior Vice President
(Last)          (First)          (Middle) 950 TOWER LANE, 6TH FLOOR	3. Date of Earliest Transaction (MM/DD/YYYY) 7/27/2017
(Street) FOSTER CITY, CA 94404 (City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	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. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. 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	7/27/2017		A		14000   (1)	A	$0.0	140803	D
Common Stock	7/27/2017		A		14880   (2)	A	$0.0	155683	D

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. 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		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 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)	$4.01	7/27/2017		A		14000		(3)	7/26/2024	Common Stock	14000	$0.0	14000	D

Explanation of Responses:
(1)	Represents shares of common stock that are issuable pursuant to a Restricted Stock Unit (RSU) award. The vesting commencement date of the RSU award is August 10, 2017 and it vests 25% after one year and quarterly thereafter in equal installments over a period of 3 years. The initial vest date will be August 10, 2018 and the final vest date will be August 10, 2021.
(2)	Represents shares of common stock that are issuable pursuant to a RSU award. 100% of the RSUs vest on August 10, 2018.
(3)	The shares of common stock 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, July 27, 2017, and the remainder of the shares underlying the option vest in equal monthly installments over 36 months thereafter. The initial vest date is July 27, 2018 and the final vest date is July 27, 2021.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Brooks Peter 950 TOWER LANE, 6TH FLOOR FOSTER CITY, CA 94404			Senior Vice President

Signatures
By: Gregory Wong For: Peter Brooks		7/31/2017
** 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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