DSP · Viant Technology Inc.

Shares sold pursuant to a 10b5-1 plan adopted by the Reporting Person on December 15, 2025.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $13.66 to $13.70. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

Shares sold pursuant to a 10b5-1 plan adopted by the Reporting Person on December 15, 2025.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.51 to $13.455. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

Grant of restricted stock units ("RSUs") which shall vest in three equal annual installments over three (3) years, subject to the Reporting Person's continuous service through such vesting date and the terms and conditions set forth in the Issuer's Long-Term Incentive Plan. Each RSU represents the right to receive one share of the Issuer's Class A common stock.

Grant of RSUs which shall vest in full on the date of the Issuer's 2027 Annual Meeting of Stockholders, subject to the Reporting Person's continuous service through such vesting date. Each RSU represents the right to receive one share of the Issuer's Class A common stock.

Shares sold pursuant to a 10b5-1 plan adopted by the Reporting Person on December 15, 2025.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.58 to $10.81. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.17 to $10.81. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025.

The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 12,912 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $10.17 to $10.81. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025.

The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 12,912 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $10.17 to $10.81. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.77 to $11.69. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025.

The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 15,000 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $10.77 to $11.69. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025.

The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 15,000 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $10.77 to $11.69. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

The Class B Units of Viant Technology LLC ("Class B Units") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025.

The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 9,588 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $11.53 to $12.03. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025.

The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 9,588 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $11.53 to $12.03. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

The Class B Units of Viant Technology LLC ("Class B Units") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A Common Stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B Common Stock will be automatically cancelled.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

Reflects the cancellation for no consideration of a number of shares of Class B common stock of the Issuer in connection with the redemption by Capital V LLC of an equal number of Class B Units for Class A common stock.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $11.53 to $12.03. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

The Class B Units of Viant Technology LLC ("Class B Units") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled.

The Class B Units of Viant Technology LLC ("Class B Units") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled.

The Class B Units of Viant Technology LLC ("Class B Units") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A Common Stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B Common Stock will be automatically cancelled.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

Reflects the cancellation for no consideration of a number of shares of Class B common stock of the Issuer in connection with the redemption by Capital V LLC of an equal number of Class B Units for Class A common stock.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

Reflects the cancellation for no consideration of a number of shares of Class B common stock of the Issuer in connection with the redemption by the Reporting Person of an equal number of Class B Units for Class A common stock.

The Class B Units of Viant Technology LLC ("Class B Units") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

Shares sold pursuant to a 10b5-1 plan adopted by the Reporting Person on December 15, 2025.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.43 to $12.845. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

Shares sold pursuant to a 10b5-1 plan adopted by the Reporting Person on December 15, 2025.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.69 to $13.00. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

Shares sold pursuant to a 10b5-1 plan adopted by the Reporting Person on December 15, 2025.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.61 to $13.01. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025.

The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 7,500 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $10.665 to $11.23. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025.

The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 7,500 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $10.665 to $11.23. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.665 to $11.23. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025.

The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 15,000 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $10.91 to $11.50. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.91 to $11.50. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025.

The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 15,000 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $10.91 to $11.50. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

The Class B Units of Viant Technology LLC ("Class B Units") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025.

The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 15,000 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $10.77 to $11.43. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

The Class B Units of Viant Technology LLC ("Class B Units") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled.

Reflects the cancellation for no consideration of a number of shares of Class B common stock of the Issuer in connection with the redemption by Capital V LLC of an equal number of Class B Units for Class A common stock.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

Reflects the cancellation for no consideration of a number of shares of Class B common stock of the Issuer in connection with the redemption by Capital V LLC of an equal number of Class B Units for Class A common stock.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

The Class B Units of Viant Technology LLC ("Class B Units") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

The Class B Units of Viant Technology LLC ("Class B Units") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled.

Reflects the cancellation for no consideration of a number of shares of Class B common stock of the Issuer in connection with the redemption by the Reporting Person of an equal number of Class B Units for Class A common stock.

Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.77 to $11.43. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025.

The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 15,000 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $10.77 to $11.43. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

The Class B Units of Viant Technology LLC ("Class B Units") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

The Class B Units of Viant Technology LLC ("Class B Units") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled.

The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.

Shares were sold in a transaction instituted by the Issuer on the Reporting Person's behalf to cover estimated taxes associated with the vesting and settlement of restricted stock units.

Shares were sold in a transaction instituted by the Issuer on the Reporting Person's behalf to cover estimated taxes associated with the vesting and settlement of restricted stock units.

Shares were sold in a transaction instituted by the Issuer on the Reporting Person's behalf to cover estimated taxes associated with the vesting and settlement of restricted stock units.

The Class B Units of Viant Technology LLC ("Class B Units") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled.