AUPH · Aurinia Pharmaceuticals Inc.

The options shall vest one year from date of grant.

The options shall vest one year from date of grant.

The options shall vest one year from date of grant.

The options shall vest one year from date of grant.

These shares were purchased in multiple transactions ranging from $15.00 to $15.40.

Tang Capital Partners, LP ("TCP") beneficially owns 7,205,442 shares, Tang Capital Partners International, LP ("TCPI") beneficially owns 5,239,039 shares, Tang Capital Partners III, Inc. ("TCP III") beneficially owns 324,814 shares, and Tang Capital Partners IV, Inc. ("TCP IV") beneficially owns 274,811 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP, TCPI, TCP III and TCP IV (collectively, the "Funds").

Each put option is exercisable only at the option of the counterparty through the expiration date of the put option.

Securities are beneficially held by TCP III and TCP IV. The Funds sold 10,000 put options on June 2, 2026. Pursuant to the put option contracts, the Funds have the potential obligation to acquire 1,000,000 common shares of the Issuer at $15 expiring on January 15, 2027.

These shares were purchased at $15.34.

Tang Capital Partners, LP ("TCP") beneficially owns 7,205,442 shares, Tang Capital Partners International, LP ("TCPI") beneficially owns 5,239,039 shares, Tang Capital Partners III, Inc. ("TCP III") beneficially owns 324,814 shares, and Tang Capital Partners IV, Inc. ("TCP IV") beneficially owns 274,811 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP, TCPI, TCP III and TCP IV (collectively, the "Funds").

These shares were purchased in multiple transactions ranging from $14.97 to $15.50.

Tang Capital Partners, LP ("TCP") beneficially owns 7,205,442 shares, Tang Capital Partners International, LP ("TCPI") beneficially owns 5,239,039 shares, Tang Capital Partners III, Inc. ("TCP III") beneficially owns 324,814 shares, and Tang Capital Partners IV, Inc. ("TCP IV") beneficially owns 274,811 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP, TCPI, TCP III and TCP IV (collectively, the "Funds").

The prices reported are weighted-average prices. These shares were purchased in multiple transactions at prices ranging from $15.33 to $15.38. The Reporting Persons undertake to provide the Issuer, any security holder of the Issuer or the SEC staff, upon request, all information regarding the number of shares purchased at each price within the ranges set forth in Footnotes 1 and 3 through 6.

Tang Capital Partners, LP ("TCP") beneficially owns 7,205,442 shares, Tang Capital Partners International, LP ("TCPI") beneficially owns 5,239,039 shares, Tang Capital Partners III, Inc. ("TCP III") beneficially owns 324,814 shares, and Tang Capital Partners IV, Inc. ("TCP IV") beneficially owns 274,811 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP, TCPI, TCP III and TCP IV (collectively, the "Funds").

These shares were purchased in multiple transactions ranging from $15.05 to $15.37.

Tang Capital Partners, LP ("TCP") beneficially owns 7,205,442 shares, Tang Capital Partners International, LP ("TCPI") beneficially owns 5,239,039 shares, Tang Capital Partners III, Inc. ("TCP III") beneficially owns 324,814 shares, and Tang Capital Partners IV, Inc. ("TCP IV") beneficially owns 274,811 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP, TCPI, TCP III and TCP IV (collectively, the "Funds").

Each performance stock unit ("PSU") represents a contingent right to receive one common share of the Issuer. 46,820 PSUs vest in four tranches upon the Issuer's common shares achieving four progressively higher target prices, with respective one year retention periods per tranche achievement. 69,324 PSUs vest in two tranches at the three and five year anniversary date of grant if the Issuer's common shares achieve target prices that represent significant increases from the share price on date of grant before the respective vesting date.

Each performance stock unit ("PSU") represents a contingent right to receive one common share of the Issuer. 115,541 PSUs vest in two tranches at the three and five year anniversary date of grant if the Issuer's common shares achieve target prices that represent significant increases from the share price on date of grant before the respective vesting date.

33% vest on the 1-year anniversary of the grant date, and the remaining 67% vest equally in monthly installments over the following 2 years.

Each performance stock unit ("PSU") represents a contingent right to receive one common share of the Issuer. 46,820 PSUs vest in four tranches upon the Issuer's common shares achieving four progressively higher target prices, with respective one year retention periods per tranche achievement. 69,324 PSUs vest in two tranches at the three and five year anniversary date of grant if the Issuer's common shares achieve target prices that represent significant increases from the share price on date of grant before the respective vesting date.

33% vest on the 1-year anniversary of the grant date, and the remaining 67% vest equally in monthly installments over the following 2 years.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock units.

These shares were purchased in multiple transactions ranging from $13.97 to $14.39.

Tang Capital Partners, LP ("TCP") beneficially owns 6,990,461 shares and Tang Capital Partners International, LP ("TCPI") beneficially owns 5,239,039 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP and TCPI.

These shares were purchased in multiple transactions ranging from $14.14 to $14.33.

Tang Capital Partners, LP ("TCP") beneficially owns 6,990,461 shares and Tang Capital Partners International, LP ("TCPI") beneficially owns 5,239,039 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP and TCPI.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock units.

These shares were purchased in multiple transactions ranging from $14.04 to $14.50.

Tang Capital Partners, LP ("TCP") beneficially owns 6,990,461 shares and Tang Capital Partners International, LP ("TCPI") beneficially owns 5,239,039 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP and TCPI.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock units.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock units.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock units.

These shares were purchased in multiple transactions ranging from $14.00 to $14.18.

Tang Capital Partners, LP ("TCP") beneficially owns 6,990,461 shares and Tang Capital Partners International, LP ("TCPI") beneficially owns 5,239,039 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP and TCPI.

The prices reported are weighted-average prices. These shares were purchased in multiple transactions at prices ranging from $13.51 to $14.23. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the SEC staff, upon request, all information regarding the number of shares purchased at each price within the ranges set forth in Footnotes 1 and 3 through 7.

Tang Capital Partners, LP ("TCP") beneficially owns 6,990,461 shares and Tang Capital Partners International, LP ("TCPI") beneficially owns 5,239,039 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP and TCPI.

One-third of the shares subject to the option vests twelve months from the grant date, and the remainder vests in twenty-four equal monthly installments thereafter.

Each performance right represents a contingent right to receive one common share of the Issuer. The performance rights vest in four tranches upon the Issuer's common shares achieving four progressively higher target prices, with respective one year retention periods per tranche achievement.

Each performance right represents a contingent right to receive one common share of the Issuer. The performance rights vest in four tranches upon the Issuer's common shares achieving four progressively higher target prices, with respective one year retention periods per tranche achievement.

One-third of the shares subject to the option vests twelve months from the grant date, and the remainder vests in twenty-four equal monthly installments thereafter.

One-third of the shares subject to the option vests twelve months from the grant date, and the remainder vests in twenty-four equal monthly installments thereafter.

Each performance right represents a contingent right to receive one common share of the Issuer. The performance rights vest in four tranches upon the Issuer's common shares achieving four progressively higher target prices, with respective one year retention periods per tranche achievement.

One-third of the shares subject to the option vests twelve months from the grant date, and the remainder vests in twenty-four equal monthly installments thereafter.

Each performance right represents a contingent right to receive one common share of the Issuer. The performance rights vest in four tranches upon the Issuer's common shares achieving four progressively higher target prices, with respective one year retention periods per tranche achievement.

These shares were purchased in multiple transactions ranging from $14.35 to $14.61.

Tang Capital Partners, LP ("TCP") beneficially owns 6,990,461 shares and Tang Capital Partners International, LP ("TCPI") beneficially owns 5,239,039 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP and TCPI.

Each performance right represents a contingent right to receive one common share of the Issuer. The performance rights vest in four tranches upon the Issuer's common shares achieving four progressively higher target prices, with respective one year retention periods per tranche achievement.

One-third of the shares subject to the option vests twelve months from the grant date, and the remainder vests in twenty-four equal monthly installments thereafter.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock units.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock units.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock units.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock units.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock units.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of performance awards.

Includes common shares acquired by the reporting person pursuant to the Issuer's 2021 Employee Share Purchase Plan as follows: 1,721 common shares were acquired on May 30, 2025 and 1,168 common shares were acquired on November 28, 2025.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of performance awards.

Includes common shares acquired by the reporting person pursuant to the Issuer's 2021 Employee Share Purchase Plan as follows: 2,257 common shares were acquired on May 30, 2025 and 1,620 common shares were acquired on November 28, 2025.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of performance awards.

Includes common shares acquired by the reporting person pursuant to the Issuer's 2021 Employee Share Purchase Plan as follows: 2,500 common shares were acquired on May 30, 2025 and 1,457 common shares were acquired on November 28, 2025.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of performance awards.

Includes common shares acquired by the reporting person pursuant to the Issuer's 2021 Employee Share Purchase Plan as follows: 531 common shares were acquired on May 30, 2025 and 354 common shares were acquired on November 28, 2025.

Represents the number of shares earned upon certification of performance for a performance award payable solely in common shares of the Issuer that vest in two (2) equal annual installments on December 31, 2025 and December 31, 2026.

Represents the number of shares earned upon certification of performance for a performance award payable solely in common shares of the Issuer that vest in two (2) equal annual installments on December 31, 2025 and December 31, 2026.

Represents the number of shares earned upon certification of performance for a performance award payable solely in common shares of the Issuer that vest in two (2) equal annual installments on December 31, 2025 and December 31, 2026.