QNST

SEC source: 0001117297-18-000013 · edgardoc.xml · nonDerivative · entry 6

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 3,908,179

F3 · shares: These shares were sold by The Valenti Living Trust pursuant to instructions given to the trustee by the reporting person on November 30, 2017, pursuant to the Trust Plan. The Trust Plan, along with the Options Plan, were implemented to meet long-term estate planning and diversification objectives of The Valenti Living Trust and the reporting person, and extend over an approximately two year period. The shares sold represent approximately 1% of the shares beneficially owned by the reporting person as of December 31, 2017.

F2 · price: The shares were sold at prices between $13.42 and $13.94. 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: 0001117297-18-000013 · edgardoc.xml · nonDerivative · entry 4

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 305,406

F1 · shares: These shares were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 30, 2017 (the "Options Plan"). The Options Plan, along with a separate Rule 10b5-1 trading plan adopted by the Valenti Living Trust pursuant to instructions given to the trustee on November 30, 2017 (the "Trust Plan"), were implemented to meet long-term estate planning and diversification objectives of The Valenti Living Trust and the reporting person, and extend over an approximately two year period. The shares sold represent approximately 1% of the shares beneficially owned by the reporting person as of December 31, 2017.

F2 · price: The shares were sold at prices between $13.42 and $13.94. 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: 0001117297-18-000013 · edgardoc.xml · nonDerivative · entry 3

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 349,237

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001117297-18-000013 · edgardoc.xml · nonDerivative · entry 2

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 305,406

F1 · shares: These shares were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 30, 2017 (the "Options Plan"). The Options Plan, along with a separate Rule 10b5-1 trading plan adopted by the Valenti Living Trust pursuant to instructions given to the trustee on November 30, 2017 (the "Trust Plan"), were implemented to meet long-term estate planning and diversification objectives of The Valenti Living Trust and the reporting person, and extend over an approximately two year period. The shares sold represent approximately 1% of the shares beneficially owned by the reporting person as of December 31, 2017.

F2 · price: The shares were sold at prices between $13.42 and $13.94. 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: 0001117297-18-000013 · edgardoc.xml · nonDerivative · entry 1

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 313,019

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001117297-18-000013 · edgardoc.xml · nonDerivative · entry 5

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 3,910,561

F3 · shares: These shares were sold by The Valenti Living Trust pursuant to instructions given to the trustee by the reporting person on November 30, 2017, pursuant to the Trust Plan. The Trust Plan, along with the Options Plan, were implemented to meet long-term estate planning and diversification objectives of The Valenti Living Trust and the reporting person, and extend over an approximately two year period. The shares sold represent approximately 1% of the shares beneficially owned by the reporting person as of December 31, 2017.

F4 · price: The shares were sold at prices between $13.35 and $13.78. 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: 0001235802-18-000017 · primary_doc.xml · nonDerivative · entry 6

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · SPVC V, LLC

Disclosed balance after: 2,585,688

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.02 to $12.78, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (7) to this Form 4.

F6 · ownership.nature: Represents securities held directly by SPVC V, LLC, which is jointly managed by Split Rock Partners, LLC and Vesbridge Partners, LLC. Voting and investment power over the shares, however, has been delegated solely to Split Rock Partners, LLC. Split Rock Partners, LLC has delegated voting and investment decisions with respect to the shares to three individuals (one of whom is the reporting person) who require a two-thirds vote to act. The reporting person disclaims beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein. 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.

SEC source: 0001235802-18-000017 · primary_doc.xml · nonDerivative · entry 5

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · SPVC Affiliates Fund

Disclosed balance after: 56,583

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.02 to $12.78, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (7) to this Form 4.

F5 · ownership.nature: Represents securities held directly by SPVC Affiliates Fund I, LLC, which is jointly managed by Split Rock Partners, LLC and Vesbridge Partners, LLC. Voting and investment power over the shares, however, has been delegated solely to Split Rock Partners, LLC. Split Rock Partners, LLC has delegated voting and investment decisions with respect to the shares to three individuals (one of whom is the reporting person) who require a two-thirds vote to act. The reporting person disclaims beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein. 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.

SEC source: 0001235802-18-000017 · primary_doc.xml · nonDerivative · entry 4

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 64,672

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.02 to $12.78, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (7) to this Form 4.

F3 · balance_after: Includes 13,888 shares of common stock that are issuable pursuant to a Restricted Stock Unit (RSU) award. The vesting commencement date of the RSU award is November 10, 2017 and it vests daily over one year.

F4 · balance_after: Pursuant to a letter agreement with SPVC V, LLC, the reporting person holds this security for the sole benefit of SPVC V, LLC.

SEC source: 0000950103-18-002308 · dp87006_4-valenti.xml · nonDerivative · entry 1

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 3,923,481

F1 · shares: These shares were sold by The Valenti Living Trust pursuant to instructions given to the trustee by the reporting person on November 30, 2017, pursuant to a Rule 10b5-1 trading plan (the "Trust Plan"). The Trust Plan, along with a separate Rule 10b5-1 trading plan adopted by the reporting person on November 30, 2017, were implemented to meet long-term estate planning and diversification objectives of The Valenti Living Trust and the reporting person, and extend over an approximately two year period. The shares sold represent approximately 1% of the shares beneficially owned by the reporting person as of December 31, 2017.

F2 · price: The shares were sold at prices between $12.18 and $12.78. 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.

F3 · balance_after: Reflects shares transferred to The Valenti Living Trust from DJ & TL Valenti Investments, LP and shares transferred to The Valenti Living Trust from the reporting person's direct holdings.

SEC source: 0001235802-18-000017 · primary_doc.xml · nonDerivative · entry 3

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · SPVC V, LLC

Disclosed balance after: 2,667,654

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.06 to $13.22, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

F6 · ownership.nature: Represents securities held directly by SPVC V, LLC, which is jointly managed by Split Rock Partners, LLC and Vesbridge Partners, LLC. Voting and investment power over the shares, however, has been delegated solely to Split Rock Partners, LLC. Split Rock Partners, LLC has delegated voting and investment decisions with respect to the shares to three individuals (one of whom is the reporting person) who require a two-thirds vote to act. The reporting person disclaims beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein. 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.

SEC source: 0001235802-18-000017 · primary_doc.xml · nonDerivative · entry 2

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · SPVC Affiliates Fund

Disclosed balance after: 58,349

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.06 to $13.22, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

F5 · ownership.nature: Represents securities held directly by SPVC Affiliates Fund I, LLC, which is jointly managed by Split Rock Partners, LLC and Vesbridge Partners, LLC. Voting and investment power over the shares, however, has been delegated solely to Split Rock Partners, LLC. Split Rock Partners, LLC has delegated voting and investment decisions with respect to the shares to three individuals (one of whom is the reporting person) who require a two-thirds vote to act. The reporting person disclaims beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein. 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.

SEC source: 0001235802-18-000017 · primary_doc.xml · nonDerivative · entry 1

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 66,281

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.06 to $13.22, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

F3 · balance_after: Includes 13,888 shares of common stock that are issuable pursuant to a Restricted Stock Unit (RSU) award. The vesting commencement date of the RSU award is November 10, 2017 and it vests daily over one year.

F4 · balance_after: Pursuant to a letter agreement with SPVC V, LLC, the reporting person holds this security for the sole benefit of SPVC V, LLC.

SEC source: 0001117297-18-000006 · edgardoc.xml · nonDerivative · entry 4

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 377,134

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: 0001117297-18-000006 · edgardoc.xml · nonDerivative · entry 3

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 381,832

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: 0001117297-18-000006 · edgardoc.xml · nonDerivative · entry 2

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 385,777

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: 0001117297-18-000006 · edgardoc.xml · nonDerivative · entry 1

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 386,954

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: 0001117297-18-000005 · edgardoc.xml · nonDerivative · entry 2

Wong Gregory · CIK 0001563458 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 243,854

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: 0001117297-18-000005 · edgardoc.xml · nonDerivative · entry 1

Wong Gregory · CIK 0001563458 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 246,203

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: 0001117297-18-000010 · edgardoc.xml · derivative · entry 8

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,500

Underlying: Common Stock · 5,250 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_date: Represents shares of common stock that are issuable pursuant to a performance RSU award with a grant date of July 25, 2015. Subject to the achievement of a target stock price (the "performance condition") prior to the expiration date of August 10, 2019, 25% of the RSUs vest on August 10, 2016, and the remaining RSUs vest quarterly thereafter over a period of 3 years, but in no event will vesting occur earlier than the date the performance condition is met.

F5 · derivative.expiration_date: Represents shares of common stock that are issuable pursuant to a performance RSU award with a grant date of July 25, 2015. Subject to the achievement of a target stock price (the "performance condition") prior to the expiration date of August 10, 2019, 25% of the RSUs vest on August 10, 2016, and the remaining RSUs vest quarterly thereafter over a period of 3 years, but in no event will vesting occur earlier than the date the performance condition is met.

SEC source: 0001117297-18-000010 · edgardoc.xml · nonDerivative · entry 3

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 305,406

F3 · 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: 0001117297-18-000010 · edgardoc.xml · nonDerivative · entry 2

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 325,129

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Represents shares of common stock earned pursuant to the performance RSU award granted on July 25, 2015 resulting from the achievement of the target stock price on November 24, 2017.

F2 · balance_after: Reflects shares transferred to The Valenti Living Trust from the reporting person's direct holdings.

SEC source: 0001117297-18-000009 · edgardoc.xml · derivative · entry 5

Wong Gregory · CIK 0001563458 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,000

Underlying: Common Stock · 2,500 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: Represents shares of common stock that are issuable pursuant to a performance RSU award with a grant date of July 25, 2015. Subject to the achievement of a target stock price (the "performance condition") prior to the expiration date of August 10, 2019, 25% of the RSUs vest on August 10, 2016, and the remaining RSUs vest quarterly thereafter over a period of 3 years, but in no event will vesting occur earlier than the date the performance condition is met.

F3 · derivative.expiration_date: Represents shares of common stock that are issuable pursuant to a performance RSU award with a grant date of July 25, 2015. Subject to the achievement of a target stock price (the "performance condition") prior to the expiration date of August 10, 2019, 25% of the RSUs vest on August 10, 2016, and the remaining RSUs vest quarterly thereafter over a period of 3 years, but in no event will vesting occur earlier than the date the performance condition is met.

SEC source: 0001117297-18-000009 · edgardoc.xml · nonDerivative · entry 3

Wong Gregory · CIK 0001563458 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 259,375

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Represents shares of common stock earned pursuant to the performance RSU award granted on July 25, 2015 resulting from the achievement of the target stock price on November 24, 2017.

SEC source: 0001117297-18-000009 · edgardoc.xml · nonDerivative · entry 2

Wong Gregory · CIK 0001563458 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 256,875

F2 · 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: 0001117297-18-000002 · edgardoc.xml · derivative · entry 1

SANDS GREGORY P · CIK 0001201719 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,345

Underlying: Common Stock · 3,345 shares

Expires 2025-02-07

F2 · price: Mr. Sands elected to receive options in lieu of cash compensation as consideration for his service as a member of QuinStreet, Inc.'s (the "Company") board of directors and a member of the Company's Nominating and Corporate Governance and Compensation Committees for the quarter ended December 31, 2017. 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: 0001235802-18-000013 · primary_doc.xml · nonDerivative · entry 9

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · SPVC V, LLC

Disclosed balance after: 2,806,408

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.06 to $9.23, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (8) to this Form 4.

F6 · ownership.nature: Represents securities held directly by SPVC V, LLC, which is jointly managed by Split Rock Partners, LLC and Vesbridge Partners, LLC. Voting and investment power over the shares, however, has been delegated solely to Split Rock Partners, LLC. Split Rock Partners, LLC has delegated voting and investment decisions with respect to the shares to three individuals (one of whom is the reporting person) who require a two-thirds vote to act. The reporting person disclaims beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein. 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.

SEC source: 0001235802-18-000013 · primary_doc.xml · nonDerivative · entry 8

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · SPVC Affiliates Fund

Disclosed balance after: 61,337

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.06 to $9.23, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (8) to this Form 4.

F5 · ownership.nature: Represents securities held directly by SPVC Affiliates Fund I, LLC, which is jointly managed by Split Rock Partners, LLC and Vesbridge Partners, LLC. Voting and investment power over the shares, however, has been delegated solely to Split Rock Partners, LLC. Split Rock Partners, LLC has delegated voting and investment decisions with respect to the shares to three individuals (one of whom is the reporting person) who require a two-thirds vote to act. The reporting person disclaims beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein. 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.

SEC source: 0001235802-18-000013 · primary_doc.xml · nonDerivative · entry 7

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 69,005

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.06 to $9.23, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (8) to this Form 4.

F3 · balance_after: Includes 13,888 shares of common stock that are issuable pursuant to a Restricted Stock Unit (RSU) award. The vesting commencement date of the RSU award is November 10, 2017 and it vests daily over one year.

F4 · balance_after: Pursuant to a letter agreement with SPVC V, LLC, the reporting person holds this security for the sole benefit of SPVC V, LLC.

SEC source: 0001235802-18-000014 · primary_doc.xml · nonDerivative · entry 2

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · SPVC V, LLC

Disclosed balance after: 2,806,318

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.06 to $9.23, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (5) to this Form 4.

F2 · balance_after: On January 18, 2018, the reporting person filed a Form 4, which inadvertently reported that SPVC V, LLC sold 141,672 shares on January 17, 2018. Due to an administrative error, SPVC V, LLC actually sold 141,762 shares on January 17, 2018 and has amended its original Form 4 to reflect the correct amount of shares sold by SPVC V, LLC on January 17, 2018 and to update the amount of securities beneficially owned by SPVC V, LLC following the transaction.

F4 · ownership.nature: Represents securities held directly by SPVC V, LLC, which is jointly managed by Split Rock Partners, LLC and Vesbridge Partners, LLC. Voting and investment power over the shares, however, has been delegated solely to Split Rock Partners, LLC. Split Rock Partners, LLC has delegated voting and investment decisions with respect to the shares to three individuals (one of whom is the reporting person) who require a two-thirds vote to act. The reporting person disclaims beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein. 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.

SEC source: 0001235802-18-000013 · primary_doc.xml · nonDerivative · entry 6

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · SPVC V, LLC

Disclosed balance after: 2,842,232

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.30 to $9.245, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (7) to this Form 4.

F6 · ownership.nature: Represents securities held directly by SPVC V, LLC, which is jointly managed by Split Rock Partners, LLC and Vesbridge Partners, LLC. Voting and investment power over the shares, however, has been delegated solely to Split Rock Partners, LLC. Split Rock Partners, LLC has delegated voting and investment decisions with respect to the shares to three individuals (one of whom is the reporting person) who require a two-thirds vote to act. The reporting person disclaims beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein. 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.

SEC source: 0001235802-18-000013 · primary_doc.xml · nonDerivative · entry 5

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · SPVC Affiliates Fund

Disclosed balance after: 62,109

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.30 to $9.245, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (7) to this Form 4.

F5 · ownership.nature: Represents securities held directly by SPVC Affiliates Fund I, LLC, which is jointly managed by Split Rock Partners, LLC and Vesbridge Partners, LLC. Voting and investment power over the shares, however, has been delegated solely to Split Rock Partners, LLC. Split Rock Partners, LLC has delegated voting and investment decisions with respect to the shares to three individuals (one of whom is the reporting person) who require a two-thirds vote to act. The reporting person disclaims beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein. 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.

SEC source: 0001235802-18-000013 · primary_doc.xml · nonDerivative · entry 4

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 69,709

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.30 to $9.245, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (7) to this Form 4.

F3 · balance_after: Includes 13,888 shares of common stock that are issuable pursuant to a Restricted Stock Unit (RSU) award. The vesting commencement date of the RSU award is November 10, 2017 and it vests daily over one year.

F4 · balance_after: Pursuant to a letter agreement with SPVC V, LLC, the reporting person holds this security for the sole benefit of SPVC V, LLC.

SEC source: 0001235802-18-000014 · primary_doc.xml · nonDerivative · entry 1

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · SPVC V, LLC

Disclosed balance after: 2,842,142

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F2 · shares: On January 18, 2018, the reporting person filed a Form 4, which inadvertently reported that SPVC V, LLC sold 141,672 shares on January 17, 2018. Due to an administrative error, SPVC V, LLC actually sold 141,762 shares on January 17, 2018 and has amended its original Form 4 to reflect the correct amount of shares sold by SPVC V, LLC on January 17, 2018 and to update the amount of securities beneficially owned by SPVC V, LLC following the transaction.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.30 to $9.245, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (3) to this Form 4.

F2 · balance_after: On January 18, 2018, the reporting person filed a Form 4, which inadvertently reported that SPVC V, LLC sold 141,672 shares on January 17, 2018. Due to an administrative error, SPVC V, LLC actually sold 141,762 shares on January 17, 2018 and has amended its original Form 4 to reflect the correct amount of shares sold by SPVC V, LLC on January 17, 2018 and to update the amount of securities beneficially owned by SPVC V, LLC following the transaction.

F4 · ownership.nature: Represents securities held directly by SPVC V, LLC, which is jointly managed by Split Rock Partners, LLC and Vesbridge Partners, LLC. Voting and investment power over the shares, however, has been delegated solely to Split Rock Partners, LLC. Split Rock Partners, LLC has delegated voting and investment decisions with respect to the shares to three individuals (one of whom is the reporting person) who require a two-thirds vote to act. The reporting person disclaims beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein. 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.

SEC source: 0001235802-18-000013 · primary_doc.xml · nonDerivative · entry 3

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · SPVC V, LLC

Disclosed balance after: 2,983,904

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.97 to $9.54, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

F6 · ownership.nature: Represents securities held directly by SPVC V, LLC, which is jointly managed by Split Rock Partners, LLC and Vesbridge Partners, LLC. Voting and investment power over the shares, however, has been delegated solely to Split Rock Partners, LLC. Split Rock Partners, LLC has delegated voting and investment decisions with respect to the shares to three individuals (one of whom is the reporting person) who require a two-thirds vote to act. The reporting person disclaims beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein. 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.

SEC source: 0001235802-18-000013 · primary_doc.xml · nonDerivative · entry 2

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · SPVC Affiliates Fund

Disclosed balance after: 65,163

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.97 to $9.54, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

F5 · ownership.nature: Represents securities held directly by SPVC Affiliates Fund I, LLC, which is jointly managed by Split Rock Partners, LLC and Vesbridge Partners, LLC. Voting and investment power over the shares, however, has been delegated solely to Split Rock Partners, LLC. Split Rock Partners, LLC has delegated voting and investment decisions with respect to the shares to three individuals (one of whom is the reporting person) who require a two-thirds vote to act. The reporting person disclaims beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein. 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.

SEC source: 0001235802-18-000013 · primary_doc.xml · nonDerivative · entry 1

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 72,493

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.97 to $9.54, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

F3 · balance_after: Includes 13,888 shares of common stock that are issuable pursuant to a Restricted Stock Unit (RSU) award. The vesting commencement date of the RSU award is November 10, 2017 and it vests daily over one year.

F4 · balance_after: Pursuant to a letter agreement with SPVC V, LLC, the reporting person holds this security for the sole benefit of SPVC V, LLC.

SEC source: 0001235802-17-000172 · primary_doc.xml · nonDerivative · entry 9

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · SPVC V, LLC

Disclosed balance after: 3,026,948

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.49 to $8.85, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (8) to this Form 4.

F6 · ownership.nature: Represents securities held directly by SPVC V, LLC, which is jointly managed by Split Rock Partners, LLC and Vesbridge Partners, LLC. Voting and investment power over the shares, however, has been delegated solely to Split Rock Partners, LLC. Split Rock Partners, LLC has delegated voting and investment decisions with respect to the shares to three individuals (one of whom is the reporting person) who require a two-thirds vote to act. The reporting person disclaims beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein. 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.

SEC source: 0001235802-17-000172 · primary_doc.xml · nonDerivative · entry 8

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · SPVC Affiliates Fund

Disclosed balance after: 66,091

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.49 to $8.85, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (8) to this Form 4.

F5 · ownership.nature: Represents securities held directly by SPVC Affiliates Fund I, LLC, which is jointly managed by Split Rock Partners, LLC and Vesbridge Partners, LLC. Voting and investment power over the shares, however, has been delegated solely to Split Rock Partners, LLC. Split Rock Partners, LLC has delegated voting and investment decisions with respect to the shares to three individuals (one of whom is the reporting person) who require a two-thirds vote to act. The reporting person disclaims beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein. 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.

SEC source: 0001235802-17-000172 · primary_doc.xml · nonDerivative · entry 7

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 73,338

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.49 to $8.85, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (8) to this Form 4.

F3 · balance_after: Includes 13,888 shares of common stock that are issuable pursuant to a Restricted Stock Unit (RSU) award. The vesting commencement date of the RSU award is November 10, 2017 and it vests daily over one year.

F4 · balance_after: Pursuant to a letter agreement with SPVC V, LLC, the reporting person holds this security for the sole benefit of SPVC V, LLC.

SEC source: 0001235802-17-000172 · primary_doc.xml · nonDerivative · entry 6

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · SPVC V, LLC

Disclosed balance after: 3,111,194

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.43 to $8.85, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (7) to this Form 4.

F6 · ownership.nature: Represents securities held directly by SPVC V, LLC, which is jointly managed by Split Rock Partners, LLC and Vesbridge Partners, LLC. Voting and investment power over the shares, however, has been delegated solely to Split Rock Partners, LLC. Split Rock Partners, LLC has delegated voting and investment decisions with respect to the shares to three individuals (one of whom is the reporting person) who require a two-thirds vote to act. The reporting person disclaims beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein. 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.

SEC source: 0001235802-17-000172 · primary_doc.xml · nonDerivative · entry 5

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · SPVC Affiliates Fund

Disclosed balance after: 67,906

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.43 to $8.85, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (7) to this Form 4.

F5 · ownership.nature: Represents securities held directly by SPVC Affiliates Fund I, LLC, which is jointly managed by Split Rock Partners, LLC and Vesbridge Partners, LLC. Voting and investment power over the shares, however, has been delegated solely to Split Rock Partners, LLC. Split Rock Partners, LLC has delegated voting and investment decisions with respect to the shares to three individuals (one of whom is the reporting person) who require a two-thirds vote to act. The reporting person disclaims beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein. 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.

SEC source: 0001235802-17-000172 · primary_doc.xml · nonDerivative · entry 4

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 74,993

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.43 to $8.85, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (7) to this Form 4.

F3 · balance_after: Includes 13,888 shares of common stock that are issuable pursuant to a Restricted Stock Unit (RSU) award. The vesting commencement date of the RSU award is November 10, 2017 and it vests daily over one year.

F4 · balance_after: Pursuant to a letter agreement with SPVC V, LLC, the reporting person holds this security for the sole benefit of SPVC V, LLC.

SEC source: 0001235802-17-000172 · primary_doc.xml · nonDerivative · entry 3

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · SPVC V, LLC

Disclosed balance after: 3,173,144

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.52 to $8.87, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

F6 · ownership.nature: Represents securities held directly by SPVC V, LLC, which is jointly managed by Split Rock Partners, LLC and Vesbridge Partners, LLC. Voting and investment power over the shares, however, has been delegated solely to Split Rock Partners, LLC. Split Rock Partners, LLC has delegated voting and investment decisions with respect to the shares to three individuals (one of whom is the reporting person) who require a two-thirds vote to act. The reporting person disclaims beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein. 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.

SEC source: 0001235802-17-000172 · primary_doc.xml · nonDerivative · entry 2

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · SPVC Affiliates Fund

Disclosed balance after: 69,240

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.52 to $8.87, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

F5 · ownership.nature: Represents securities held directly by SPVC Affiliates Fund I, LLC, which is jointly managed by Split Rock Partners, LLC and Vesbridge Partners, LLC. Voting and investment power over the shares, however, has been delegated solely to Split Rock Partners, LLC. Split Rock Partners, LLC has delegated voting and investment decisions with respect to the shares to three individuals (one of whom is the reporting person) who require a two-thirds vote to act. The reporting person disclaims beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein. 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.

SEC source: 0001235802-17-000172 · primary_doc.xml · nonDerivative · entry 1

Simons James R. · CIK 0001476267 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 76,209

F1 · kind: These shares were sold under a pre-arranged sales instruction pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.52 to $8.87, inclusive. The reporting person undertakes to provide to Quinstreet, Inc., any security holder of Quinstreet, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

F3 · balance_after: Includes 13,888 shares of common stock that are issuable pursuant to a Restricted Stock Unit (RSU) award. The vesting commencement date of the RSU award is November 10, 2017 and it vests daily over one year.

F4 · balance_after: Pursuant to a letter agreement with SPVC V, LLC, the reporting person holds this security for the sole benefit of SPVC V, LLC.

SEC source: 0001117297-17-000047 · edgardoc.xml · nonDerivative · entry 1

MCDONALD JOHN G · CIK 0001111901 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 21,000

F1 · price: The shares were sold at prices between $10.15 and $10.51. 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: 0001117297-18-000010 · edgardoc.xml · derivative · entry 7

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,750

Underlying: Common Stock · 47,250 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_date: Represents shares of common stock that are issuable pursuant to a performance RSU award with a grant date of July 25, 2015. Subject to the achievement of a target stock price (the "performance condition") prior to the expiration date of August 10, 2019, 25% of the RSUs vest on August 10, 2016, and the remaining RSUs vest quarterly thereafter over a period of 3 years, but in no event will vesting occur earlier than the date the performance condition is met.

F5 · derivative.expiration_date: Represents shares of common stock that are issuable pursuant to a performance RSU award with a grant date of July 25, 2015. Subject to the achievement of a target stock price (the "performance condition") prior to the expiration date of August 10, 2019, 25% of the RSUs vest on August 10, 2016, and the remaining RSUs vest quarterly thereafter over a period of 3 years, but in no event will vesting occur earlier than the date the performance condition is met.

SEC source: 0001117297-18-000010 · edgardoc.xml · nonDerivative · entry 1

Valenti Douglas · CIK 0001478988 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 378,000

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Represents shares of common stock earned pursuant to the performance RSU award granted on July 25, 2015 resulting from the achievement of the target stock price on November 24, 2017.

SEC source: 0001117297-18-000009 · edgardoc.xml · derivative · entry 4

Wong Gregory · CIK 0001563458 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,500

Underlying: Common Stock · 22,500 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: Represents shares of common stock that are issuable pursuant to a performance RSU award with a grant date of July 25, 2015. Subject to the achievement of a target stock price (the "performance condition") prior to the expiration date of August 10, 2019, 25% of the RSUs vest on August 10, 2016, and the remaining RSUs vest quarterly thereafter over a period of 3 years, but in no event will vesting occur earlier than the date the performance condition is met.

F3 · derivative.expiration_date: Represents shares of common stock that are issuable pursuant to a performance RSU award with a grant date of July 25, 2015. Subject to the achievement of a target stock price (the "performance condition") prior to the expiration date of August 10, 2019, 25% of the RSUs vest on August 10, 2016, and the remaining RSUs vest quarterly thereafter over a period of 3 years, but in no event will vesting occur earlier than the date the performance condition is met.