TDC · Teradata Corp /De/

Shares withheld by the company to satisfy tax obligation upon vesting of restricted share units.

Shares withheld by the company to satisfy tax obligation upon vesting of restricted share units.

Sale of shares pursuant to Rule 10b5-1 trading plan adopted by the Reporting Person on March 9, 2026.

Sale of shares pursuant to Rule 10b5-1 trading plan adopted by the Reporting Person on December 5, 2025.

The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35.00 to $35.08. The reporting person has provided to the issuer and will provide any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

Sale of shares pursuant to Rule 10b5-1 trading plan adopted by the Reporting Person on December 5, 2025.

The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.45 to $33.5202. The reporting person has provided to the issuer and will provide any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

Sale of shares pursuant to Rule 10b5-1 trading plan adopted by the Reporting Person on December 9, 2025.

Shares withheld by the company to satisfy tax obligation upon vesting of restricted share units.

Shares withheld by the company to satisfy tax obligation upon vesting of restricted share units.

Shares withheld by the company to satisfy tax obligation upon vesting of restricted share units.

Award of restricted share units issued under the Director Compensation Program. The units vest in four equal quarterly installments commencing three months after the grant date.

Award of restricted share units issued under the Director Compensation Program. The units vest in four equal quarterly installments commencing three months after the grant date. The reporting person has elected to defer receipt of the shares until five years from the date of grant.

Award of restricted share units issued under the Director Compensation Program. The units vest in four equal quarterly installments commencing three months after the grant date. The reporting person has elected to defer receipt of the shares until termination of service as a director.

Award of restricted share units issued under the Director Compensation Program. The units vest in four equal quarterly installments commencing three months after the grant date.

Award of restricted share units issued under the Director Compensation Program. The units vest in four equal quarterly installments commencing three months after the grant date.

Award of restricted share units issued under the Director Compensation Program. The units vest in four equal quarterly installments commencing three months after the grant date.

Award of restricted share units issued under the Director Compensation Program. The units vest in four equal quarterly installments commencing three months after the grant date. The reporting person has elected to defer receipt of the shares until after the termination of service as a director.

Award of restricted share units issued under the Director Compensation Program. The units vest in four equal quarterly installments commencing three months after the grant date.

Shares withheld by the company to satisfy tax obligation upon vesting of restricted share units.

The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $31.40 to $32.10. The reporting person has provided to the issuer and will provide any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

Sale of shares pursuant to Rule 10b5-1 trading plan adopted by the Reporting Person on December 5, 2025.

Sale of shares pursuant to Rule 10b5-1 trading plan adopted by the Reporting Person on December 9, 2025.

These shares will be transferred to the former spouse of the reporting person pursuant to the terms of a court-approved divorce agreement. Following the transfer, the reporting person will no longer have a reportable beneficial ownership in these shares.

Shares withheld by the company to satisfy tax obligation upon vesting of restricted share units.

Shares withheld by the company to satisfy tax obligation upon vesting of restricted share units.

Shares withheld by the company to satisfy tax obligation upon vesting of restricted share units.

Shares withheld by the company to satisfy tax obligation upon vesting of restricted share units.

Shares withheld by the company to satisfy tax obligation upon vesting of restricted share units.

Shares withheld by the company to satisfy tax obligation upon vesting of restricted share units.

Award of restricted share units which vests in three equal annual installments beginning on March 1, 2027.

Award of restricted share units which vests in three equal annual installments beginning on March 1, 2027.

Award of restricted share units which vests in three equal annual installments beginning on March 1, 2027.

Award of restricted share units issued under the Director Compensation Program in connection with Ms. Fisher's election to the board of directors. The units vest in four equal, quarterly installments commencing three months after the grant date.

Award of restricted share units which vests in three equal annual installments beginning on March 1, 2027.

Award of restricted share units which vests in three equal annual installments beginning on March 1, 2027.

Award of restricted share units issued under the Director Compensation Program in connection with Ms. Fisher's election to the board of directors. The units vest in four equal, quarterly installments commencing three months after the grant date.

Award of restricted share units which vests in three equal annual installments beginning on March 1, 2027.

Shares withheld by the company to satisfy tax obligation upon vesting of restricted share units.

Shares withheld by the company to satisfy tax obligation upon vesting of restricted share units.

Shares withheld by the company to satisfy tax obligation upon vesting of restricted share units.

The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.015 to $30.545. The reporting person has provided to the issuer and will provide any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

Acquisition of performance-based restricted share unit award based on the attainment of certain performance goals by the issuer.

Acquisition of performance-based restricted share unit award based on the attainment of certain performance goals by the issuer.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.0000 to $40.9863, inclusive. The Reporting Persons undertake 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 are held directly by Lynrock Lake Master Fund LP ("Lynrock Fund"). The investment manager and general partner of Lynrock Fund are Lynrock Lake LP ("Lynrock") and Lynrock Lake Partners LLC ("Lynrock GP"), respectively, and each may be deemed to beneficially own the shares held by Lynrock Fund. Cynthia Paul is the Chief Investment Officer of Lynrock and Sole Member of Lynrock GP and may be deemed to beneficially own the shares held by Lynrock Fund. Each of Lynrock, Lynrock GP and Ms. Paul disclaims beneficial ownership in these shares except to the extent of its or her respective pecuniary interest therein.

Shares withheld by the company to satisfy tax obligation upon vesting of performance-based restricted share units.

Shares withheld by the company to satisfy tax obligation upon vesting of performance-based restricted share units.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $39.0000 to $39.9900, inclusive. The Reporting Persons undertake 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 are held directly by Lynrock Lake Master Fund LP ("Lynrock Fund"). The investment manager and general partner of Lynrock Fund are Lynrock Lake LP ("Lynrock") and Lynrock Lake Partners LLC ("Lynrock GP"), respectively, and each may be deemed to beneficially own the shares held by Lynrock Fund. Cynthia Paul is the Chief Investment Officer of Lynrock and Sole Member of Lynrock GP and may be deemed to beneficially own the shares held by Lynrock Fund. Each of Lynrock, Lynrock GP and Ms. Paul disclaims beneficial ownership in these shares except to the extent of its or her respective pecuniary interest therein.

Acquisition of performance-based restricted share unit award based on the attainment of certain performance goals by the issuer.

Acquisition of performance-based restricted share unit award based on the attainment of certain performance goals by the issuer.