TDUP · ThredUp Inc.

Grant of fully vested restricted stock units ('RSUs') under the Issuer's 2021 Stock Option and Incentive Plan in a transaction exempt under Rule 16b-3. Each unit represents a right to receive one share of the Issuer's Class A Common Stock. The Reporting Person elected to receive RSUs in lieu of his annual cash retainer, which retainer is paid in quarterly installments.

Grant of fully vested restricted stock units ("RSUs") under the Issuer's 2021 Stock Option and Incentive Plan in a transaction exempt under Rule 16b-3. Each RSU represents a right to receive one share of the Issuer's Class A Common Stock. The Reporting Person elected to receive RSUs in lieu of her annual cash retainer, which retainer is paid in quarterly installments. The Reporting Person elected to defer distribution until the earliest of (a) 30 days after the Reporting Person's separation from service on the Board within the meaning of Section 409A of the Internal Revenue Code of 1986, as amended ("Section 409A"), (b) a Sale Event (as defined in the Issuer's 2021 Stock Option and Incentive Plan) that constitutes a change in control under Section 409A, or (c) 30 days after the Reporting Person's death.

Grant of fully vested restricted stock units ("RSUs") under the Issuer's 2021 Stock Option and Incentive Plan in a transaction exempt under Rule 16b-3. Each RSU represents a right to receive one share of the Issuer's Class A Common Stock. The Reporting Person elected to receive RSUs in lieu of his annual cash retainer, which retainer is paid in quarterly installments. The Reporting Person elected to defer distribution until the earliest of (a) 30 days after the Reporting Person's separation from service on the Board within the meaning of Section 409A of the Internal Revenue Code of 1986, as amended ("Section 409A"), (b) a Sale Event (as defined in the Issuer's 2021 Stock Option and Incentive Plan) that constitutes a change in control under Section 409A, or (c) 30 days after the Reporting Person's death.

Grant of fully vested restricted stock units ("RSUs") under the Issuer's 2021 Stock Option and Incentive Plan in a transaction exempt under Rule 16b-3. Each RSU represents a right to receive one share of the Issuer's Class A Common Stock. The Reporting Person elected to receive RSUs in lieu of his annual cash retainer, which retainer is paid in quarterly installments. The Reporting Person elected to defer distribution until the earliest of (a) 30 days after the Reporting Person's separation from service on the Board within the meaning of Section 409A of the Internal Revenue Code of 1986, as amended ("Section 409A"), (b) a Sale Event (as defined in the Issuer's 2021 Stock Option and Incentive Plan) that constitutes a change in control under Section 409A, or (c) 30 days after the Reporting Person's death.

Grant of fully vested restricted stock units ("RSUs") under the Issuer's 2021 Stock Option and Incentive Plan in a transaction exempt under Rule 16b-3. Each RSU represents a right to receive one share of the Issuer's Class A Common Stock. The Reporting Person elected to receive RSUs in lieu of her annual cash retainer, which retainer is paid in quarterly installments. The Reporting Person elected to defer distribution until the earliest of (a) 30 days after the Reporting Person's separation from service on the Board within the meaning of Section 409A of the Internal Revenue Code of 1986, as amended ("Section 409A"), (b) a Sale Event (as defined in the Issuer's 2021 Stock Option and Incentive Plan) that constitutes a change in control under Section 409A, or (c) 30 days after the Reporting Person's death.

Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the Reporting Person.

Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the Reporting Person.

Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the Reporting Person.

Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the Reporting Person.

Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the Reporting Person.

Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the Reporting Person.

Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the Reporting Person.

Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the Reporting Person.

Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the Reporting Person.

Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

On February 26, 2024, the Reporting Person was granted 440,000 RSUs, vesting in twelve equal quarterly installments on June 1, September 1, December 1 and March 1 until fully vested, subject to the Reporting Person's continued service to the Issuer on each such date.

Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

On January 28, 2026, the Reporting Person was granted 627,793 RSUs, vesting in twelve equal quarterly installments on June 1, September 1, December 1 and March 1 until fully vested, subject to the Reporting Person's continued service to the Issuer on each such date.

Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

On January 9, 2025, the Reporting Person was granted 475,000 RSUs, vesting in twelve equal quarterly installments on June 1, September 1, December 1 and March 1 until fully vested, subject to the Reporting Person's continued service to the Issuer on each such date.

Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

On February 26, 2024, the Reporting Person was granted 2,000,000 RSUs, vesting in twelve equal quarterly installments on June 1, September 1, December 1 and March 1 until fully vested, subject to the Reporting Person's continued service to the Issuer on each such date.

Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

On February 26, 2024, the Reporting Person was granted 650,000 RSUs, vesting in twelve equal quarterly installments on June 1, September 1, December 1 and March 1 until fully vested, subject to the Reporting Person's continued service to the Issuer on each such date.

Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

On January 28, 2026, the Reporting Person was granted 283,312 RSUs, vesting in twelve equal quarterly installments on June 1, September 1, December 1 and March 1 until fully vested, subject to the Reporting Person's continued service to the Issuer on each such date.

Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

On January 9, 2025, the Reporting Person was granted 310,000 RSUs, vesting in twelve equal quarterly installments on June 1, September 1, December 1 and March 1 until fully vested, subject to the Reporting Person's continued service to the Issuer on each such date.

Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

On January 28, 2026, the Reporting Person was granted 344,941 RSUs, vesting in twelve equal quarterly installments on June 1, September 1, December 1 and March 1 until fully vested, subject to the Reporting Person's continued service to the Issuer on each such date.

Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

On January 9, 2025, the Reporting Person was granted 1,340,000 RSUs, vesting in twelve equal quarterly installments on June 1, September 1, December 1 and March 1 until fully vested, subject to the Reporting Person's continued service to the Issuer on each such date.

These shares represent RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock. The RSUs vest in full on the earlier of (i) May 20, 2027 or (ii) the Issuer's next annual meeting of stockholders, subject to the Reporting Person's continued service to the Issuer on such date.

These shares represent RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock. The RSUs vest in full on the earlier of (i) May 20, 2027 or (ii) the Issuer's next annual meeting of stockholders, subject to the Reporting Person's continued service to the Issuer on such date. The Reporting Person elected to defer distribution until the earliest of (a) 30 days after the Reporting Person's separation from service on the Board within the meaning of Section 409A of the Internal Revenue Code of 1986, as amended ("Section 409A"), (b) a Sale Event (as defined in the Issuer's 2021 Stock Option and Incentive Plan) that constitutes a change in control under Section 409A, or (c) 30 days after the Reporting Person's death.

These shares represent RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock. The RSUs vest in full on the earlier of (i) May 20, 2027 or (ii) the Issuer's next annual meeting of stockholders, subject to the Reporting Person's continued service to the Issuer on such date. The Reporting Person elected to defer distribution until the earliest of (a) 30 days after the Reporting Person's separation from service on the Board within the meaning of Section 409A of the Internal Revenue Code of 1986, as amended ("Section 409A"), (b) a Sale Event (as defined in the Issuer's 2021 Stock Option and Incentive Plan) that constitutes a change in control under Section 409A, or (c) 30 days after the Reporting Person's death.

These shares represent RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock. The RSUs vest in full on the earlier of (i) May 20, 2027 or (ii) the Issuer's next annual meeting of stockholders, subject to the Reporting Person's continued service to the Issuer on such date. The Reporting Person elected to defer distribution until the earliest of (a) 30 days after the Reporting Person's separation from service on the Board within the meaning of Section 409A of the Internal Revenue Code of 1986, as amended ("Section 409A"), (b) a Sale Event (as defined in the Issuer's 2021 Stock Option and Incentive Plan) that constitutes a change in control under Section 409A, or (c) 30 days after the Reporting Person's death.

These shares represent RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock. The RSUs vest in full on the earlier of (i) May 20, 2027 or (ii) the Issuer's next annual meeting of stockholders, subject to the Reporting Person's continued service to the Issuer on such date. The Reporting Person elected to defer distribution until the earliest of (a) 30 days after the Reporting Person's separation from service on the Board within the meaning of Section 409A of the Internal Revenue Code of 1986, as amended ("Section 409A"), (b) a Sale Event (as defined in the Issuer's 2021 Stock Option and Incentive Plan) that constitutes a change in control under Section 409A, or (c) 30 days after the Reporting Person's death.

These shares represent RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock. The RSUs vest in full on the earlier of (i) May 20, 2027 or (ii) the Issuer's next annual meeting of stockholders, subject to the Reporting Person's continued service to the Issuer on such date. The Reporting Person elected to defer distribution until the earliest of (a) 30 days after the Reporting Person's separation from service on the Board within the meaning of Section 409A of the Internal Revenue Code of 1986, as amended ("Section 409A"), (b) a Sale Event (as defined in the Issuer's 2021 Stock Option and Incentive Plan) that constitutes a change in control under Section 409A, or (c) 30 days after the Reporting Person's death.

These shares represent RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock. The RSUs vest in full on the earlier of (i) May 20, 2027 or (ii) the Issuer's next annual meeting of stockholders, subject to the Reporting Person's continued service to the Issuer on such date.

These shares represent RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock. The RSUs vest in full on the earlier of (i) May 20, 2027 or (ii) the Issuer's next annual meeting of stockholders, subject to the Reporting Person's continued service to the Issuer on such date.

Grant of fully vested restricted stock units ('RSUs') under the Issuer's 2021 Stock Option and Incentive Plan in a transaction exempt under Rule 16b-3. Each unit represents a right to receive one share of the Issuer's Class A Common Stock. The Reporting Person elected to receive RSUs in lieu of his annual cash retainer, which retainer is paid in quarterly installments.

Grant of fully vested restricted stock units ('RSUs') under the Issuer's 2021 Stock Option and Incentive Plan in a transaction exempt under Rule 16b-3. Each unit represents a right to receive one share of the Issuer's Class A Common Stock. The Reporting Person elected to receive RSUs in lieu of her annual cash retainer, which retainer is paid in quarterly installments.

Grant of fully vested restricted stock units ('RSUs') under the Issuer's 2021 Stock Option and Incentive Plan in a transaction exempt under Rule 16b-3. Each unit represents a right to receive one share of the Issuer's Class A Common Stock. The Reporting Person elected to receive RSUs in lieu of his annual cash retainer, which retainer is paid in quarterly installments.

Grant of fully vested restricted stock units ('RSUs') under the Issuer's 2021 Stock Option and Incentive Plan in a transaction exempt under Rule 16b-3. Each unit represents a right to receive one share of the Issuer's Class A Common Stock. The Reporting Person elected to receive RSUs in lieu of his annual cash retainer, which retainer is paid in quarterly installments.

Grant of fully vested restricted stock units ('RSUs') under the Issuer's 2021 Stock Option and Incentive Plan in a transaction exempt under Rule 16b-3. Each unit represents a right to receive one share of the Issuer's Class A Common Stock. The Reporting Person elected to receive RSUs in lieu of her annual cash retainer, which retainer is paid in quarterly installments.

Open market purchase of shares in accordance with Issuer's trading policies.

Held indirectly by Gordan/Nakache Family Trust U/A DTD 11/30/2001. The Reporting Person serves as a trustee for the trust.

Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

$669,275.20 was paid in cash by the reporting person as consideration for the aggregate option exercise.

Represents an exercise of stock options in which the reporting person paid the exercise price of such options in cash. No shares were sold by the reporting person in connection with this transaction.

The stock options are fully vested.

Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.