QNST

SEC source: 0001117297-23-000014 · edgardoc.xml · nonDerivative · entry 5

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 409,488

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-23-000014 · edgardoc.xml · nonDerivative · entry 4

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 411,650

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-23-000014 · edgardoc.xml · nonDerivative · entry 3

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 413,812

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-23-000014 · edgardoc.xml · nonDerivative · entry 2

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 413,834

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-23-000014 · edgardoc.xml · nonDerivative · entry 1

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 415,736

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-23-000027 · edgardoc.xml · nonDerivative · entry 8

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · by Trust

Disclosed balance after: 1,844,779

SEC source: 0001117297-23-000027 · edgardoc.xml · nonDerivative · entry 4

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 321,064

SEC source: 0001117297-23-000010 · edgardoc.xml · nonDerivative · entry 1

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · by Trust

Disclosed balance after: 1,758,517

F1 · shares: This transaction represents a bona fide gift to a charitable fund made by the reporting person. The reporting person did not receive any value for the gift of these shares.

SEC source: 0001117297-23-000008 · edgardoc.xml · derivative · entry 1

Fieler Anna Liao · CIK 0001724842 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,879

Underlying: Common Stock · 1,879 shares

Expires 2030-02-14

F2 · price: Ms. Fieler elected to receive options in lieu of cash compensation as consideration for her service as a member of QuinStreet, Inc.'s (the "Company") board of directors and a member of the Company's Audit Committee for the quarter ended December 31, 2022. The number of options granted was determined by dividing the cash compensation otherwise payable with respect to the quarter by the Black-Scholes value of a single option calculated as of the date of grant. The election is available to independent directors, is made annually and applies to the entire fiscal year.

F1 · derivative.exercise_date: The shares of common stock subject to this option are fully vested and exercisable.

SEC source: 0001117297-23-000007 · edgardoc.xml · nonDerivative · entry 2

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 1,765,517

F1 · shares: These shares were effected pursuant to a Rule 10b5-1 trading plan. The plan was implemented to meet long-term estate planning and diversification objectives of the reporting person, and extend over a multi-year period. The shares sold represent less than 8% of the shares beneficially owned by the reporting person as of December 31, 2022.

F3 · price: The shares were sold at prices between $16.36 and $17.10. 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.

SEC source: 0001117297-23-000007 · edgardoc.xml · nonDerivative · entry 1

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 1,853,673

F1 · shares: These shares were effected pursuant to a Rule 10b5-1 trading plan. The plan was implemented to meet long-term estate planning and diversification objectives of the reporting person, and extend over a multi-year period. The shares sold represent less than 8% of the shares beneficially owned by the reporting person as of December 31, 2022.

F2 · price: The shares were sold at prices between $16.65 and $17.31. 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.

SEC source: 0001117297-23-000003 · edgardoc.xml · nonDerivative · entry 6

Wong Gregory · CIK 0001563458 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 261,796

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-23-000003 · edgardoc.xml · nonDerivative · entry 5

Wong Gregory · CIK 0001563458 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 262,445

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-23-000003 · edgardoc.xml · nonDerivative · entry 4

Wong Gregory · CIK 0001563458 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 263,465

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-23-000003 · edgardoc.xml · nonDerivative · entry 3

Wong Gregory · CIK 0001563458 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 264,363

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-23-000003 · edgardoc.xml · nonDerivative · entry 2

Wong Gregory · CIK 0001563458 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 265,229

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-23-000003 · edgardoc.xml · nonDerivative · entry 1

Wong Gregory · CIK 0001563458 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 266,269

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-23-000004 · edgardoc.xml · nonDerivative · entry 6

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 417,898

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-23-000004 · edgardoc.xml · nonDerivative · entry 5

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 420,060

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-23-000004 · edgardoc.xml · nonDerivative · entry 4

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 422,222

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-23-000004 · edgardoc.xml · nonDerivative · entry 3

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 424,770

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-23-000004 · edgardoc.xml · nonDerivative · entry 2

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 426,670

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-23-000004 · edgardoc.xml · nonDerivative · entry 1

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 428,832

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-23-000027 · edgardoc.xml · nonDerivative · entry 7

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · by Trust

Disclosed balance after: 1,824,789

SEC source: 0001117297-23-000027 · edgardoc.xml · nonDerivative · entry 3

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 341,054

SEC source: 0001117297-22-000066 · edgardoc.xml · nonDerivative · entry 6

Wong Gregory · CIK 0001563458 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 267,134

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-22-000066 · edgardoc.xml · nonDerivative · entry 5

Wong Gregory · CIK 0001563458 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 268,374

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-22-000066 · edgardoc.xml · nonDerivative · entry 4

Wong Gregory · CIK 0001563458 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 269,645

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-22-000066 · edgardoc.xml · nonDerivative · entry 3

Wong Gregory · CIK 0001563458 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 270,916

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-22-000066 · edgardoc.xml · nonDerivative · entry 2

Wong Gregory · CIK 0001563458 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 271,846

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-22-000066 · edgardoc.xml · nonDerivative · entry 1

Wong Gregory · CIK 0001563458 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 272,937

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-22-000065 · edgardoc.xml · nonDerivative · entry 6

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 428,854

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-22-000065 · edgardoc.xml · nonDerivative · entry 5

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 431,953

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-22-000065 · edgardoc.xml · nonDerivative · entry 4

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 435,052

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-22-000065 · edgardoc.xml · nonDerivative · entry 3

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 438,151

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-22-000065 · edgardoc.xml · nonDerivative · entry 2

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 438,182

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-22-000065 · edgardoc.xml · nonDerivative · entry 1

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 440,909

F1 · kind: Exempt transaction pursuant to Section 16b-3 for payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished to the Issuer by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of RSUs. The Reporting Person did not sell or otherwise dispose of any of the shares in this Form 4 for any reason other than to cover required taxes.

SEC source: 0001117297-23-000027 · edgardoc.xml · nonDerivative · entry 6

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · by Trust

Disclosed balance after: 1,805,183

SEC source: 0001117297-23-000027 · edgardoc.xml · nonDerivative · entry 2

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 360,660

SEC source: 0001117297-22-000064 · edgardoc.xml · derivative · entry 1

Fieler Anna Liao · CIK 0001724842 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,330

Underlying: Common Stock · 2,330 shares

Expires 2029-11-09

F2 · price: Ms. Fieler elected to receive options in lieu of cash compensation as consideration for her service as a member of QuinStreet, Inc.'s (the "Company") board of directors and a member of the Company's Audit Committee for the quarter ended September 30, 2022. The number of options granted was determined by dividing the cash compensation otherwise payable with respect to the quarter by the Black-Scholes value of a single option calculated as of the date of grant. The election is available to independent directors, is made annually and applies to the entire fiscal year.

F1 · derivative.exercise_date: The shares of common stock subject to this option are fully vested and exercisable.

SEC source: 0001117297-22-000059 · edgardoc.xml · nonDerivative · entry 1

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 44,415

F1 · shares: 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 October 31, 2022 and it vests daily over one year.

SEC source: 0001117297-22-000060 · edgardoc.xml · nonDerivative · entry 1

SMITH HILLARY B · CIK 0001492475 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,646

F1 · shares: 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 October 31, 2022 and it vests daily over one year.

SEC source: 0001117297-22-000057 · edgardoc.xml · nonDerivative · entry 1

PAULDINE DAVID J · CIK 0001129817 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,646

F1 · shares: 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 October 31, 2022 and it vests daily over one year.

SEC source: 0001117297-22-000058 · edgardoc.xml · nonDerivative · entry 1

SHEEHAN ANDREW T · CIK 0001207703 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 50,377

F1 · shares: 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 October 31, 2022 and it vests daily over one year.

SEC source: 0001117297-22-000056 · edgardoc.xml · nonDerivative · entry 1

Huizinga Stuart · CIK 0001366006 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 190,548

F1 · shares: 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 October 31, 2022 and it vests daily over one year.

SEC source: 0001117297-22-000055 · edgardoc.xml · nonDerivative · entry 1

Glickman Matthew · CIK 0001703076 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 121,765

F1 · shares: 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 October 31, 2022 and it vests daily over one year.

SEC source: 0001117297-22-000054 · edgardoc.xml · nonDerivative · entry 1

Fieler Anna Liao · CIK 0001724842 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 43,566

F1 · shares: 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 October 31, 2022 and it vests daily over one year.

SEC source: 0001117297-22-000053 · edgardoc.xml · nonDerivative · entry 1

Ahmed Asmau · CIK 0001858936 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,646

F1 · shares: 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 October 31, 2022 and it vests daily over one year.

SEC source: 0001117297-23-000028 · edgardoc.xml · nonDerivative · entry 6

PAULDINE DAVID J · CIK 0001129817 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · by Trust

Disclosed balance after: 153,744

SEC source: 0001117297-23-000028 · edgardoc.xml · nonDerivative · entry 3

PAULDINE DAVID J · CIK 0001129817 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,708