ORGN · Origin Materials, Inc.

Reporting Person earned 30,000 shares upon the satisfaction of the performance condition of certain performance stock units granted to the Reporting Person on February 26, 2025. The performance conditions were deemed to have been 40% achieved on March 4, 2026. One-third of these stock units vested as of March 4, 2026, one-third will vest on January 1, 2027 and one-third will vest on January 1, 2028, subject to the Reporting Person's continued service.

Reporting Person earned 32,000 shares upon the satisfaction of the performance condition of certain performance stock units granted to the Reporting Person on February 26, 2025. The performance conditions were deemed to have been 40% achieved on March 4, 2026. One-third of these stock units vested as of March 4, 2026, one-third will vest on January 1, 2027 and one-third will vest on January 1, 2028, subject to the Reporting Person's continued service.

Reporting Person earned 60,000 shares upon the satisfaction of the performance condition of certain performance stock units granted to the Reporting Person on February 26, 2025. The performance conditions were deemed to have been 40% achieved on March 4, 2026. One-third of these stock units vested as of March 4, 2026, one-third will vest on January 1, 2027 and one-third will vest on January 1, 2028, subject to the Reporting Person's continued service.

The sales reported on this Form 4 represent shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units. The sales were to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary transactions by the Reporting Person.

Price reported is a weighted-average sales price. The shares were sold at prices ranging from $0.1993 to $0.2001. 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 separate price.

These shares represent the shares of Common Stock underlying restricted stock units ("RSUs") that the Reporting Person elected to receive in lieu of cash compensation under the Issuer's Amended and Restated Non-Employee Director Compensation Policy, as amended, for the quarter ended December 31, 2025. The number of RSUs received in lieu of cash was calculated based on the average closing price per share of Common Stock for the 60 consecutive trading days ending on and including December 31, 2025. Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs are fully vested upon the date of grant. Pursuant to a Deferral Election Form, the Reporting Person elected to defer the receipt of such shares to a future date.

These shares represent the shares of Common Stock underlying restricted stock units ("RSUs") that the Reporting Person elected to receive in lieu of cash compensation under the Issuer's Amended and Restated Non-Employee Director Compensation Policy, as amended, for the quarter ended December 31, 2025. The number of RSUs received in lieu of cash was calculated based on the average closing price per share of Common Stock for the 60 consecutive trading days ending on and including December 31, 2025. Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs are fully vested upon the date of grant. Pursuant to a Deferral Election Form, the Reporting Person elected to defer the receipt of such shares to a future date.

These shares represent the shares of Common Stock underlying restricted stock units ("RSUs") that the Reporting Person elected to receive in lieu of cash compensation under the Issuer's Amended and Restated Non-Employee Director Compensation Policy, as amended, for the quarter ended December 31, 2025. The number of RSUs received in lieu of cash was calculated based on the average closing price per share of Common Stock for the 60 consecutive trading days ending on and including December 31, 2025. Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs are fully vested upon the date of grant.

The sales reported on this Form 4 represent shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units. The sales were to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary transactions by the Reporting Person.

Price reported is a weighted-average sales price. The shares were sold at prices ranging from $0.1974 to $0.1975. 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 separate price.

The sales reported on this Form 4 represent shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units. The sales were to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary transactions by the Reporting Person.

Price reported is a weighted-average sales price. The shares were sold at prices ranging from $0.2038 to $0.2043. 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 separate price.

The sales reported on this Form 4 represent shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units. The sales were to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary transactions by the Reporting Person.

Price reported is a weighted-average sales price. The shares were sold at prices ranging from $0.2088 to $0.213. 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 separate price.

The sales reported on this Form 4 represent shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units. The sales were to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary transactions by the Reporting Person.

Price reported is a weighted-average sales price. The shares were sold at prices ranging from $0.2276 to $0.2307. 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 separate price.

The sales reported on this Form 4 represent shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units. The sales were to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary transactions by the Reporting Person.

Price reported is a weighted-average sales price. The shares were sold at prices ranging from $0.260 to $0.279. 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 separate price.

The sales reported on this Form 4 represent shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units. The sales were to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary transactions by the Reporting Person.

Price reported is a weighted-average sales price. The shares were sold at prices ranging from $0.3611 to $0.3613. 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 separate price.

Gift to university to fulfill long-term giving commitments.

The sales reported on this Form 4 represent shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units. The sales were to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary transactions by the Reporting Person.

Price reported is a weighted-average sales price. The shares were sold at prices ranging from $0.5450 to $0.5785. 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 separate price.

These shares represent the shares of Common Stock underlying restricted stock units ("RSUs") that the Reporting Person elected to receive in lieu of cash compensation under the Issuer's Amended and Restated Non-Employee Director Compensation Policy, as amended, for the quarter ended September 30, 2025. The number of RSUs received in lieu of cash was calculated based on the closing price per share of Common Stock on September 30, 2025. Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs are fully vested upon the date of grant.

These shares represent the shares of Common Stock underlying restricted stock units ("RSUs") that the Reporting Person elected to receive in lieu of cash compensation under the Issuer's Amended and Restated Non-Employee Director Compensation Policy, as amended, for the quarter ended September 30, 2025. The number of RSUs received in lieu of cash was calculated based on the closing price per share of Common Stock on September 30, 2025. Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs are fully vested upon the date of grant. Pursuant to a Deferral Election Form, the Reporting Person elected to defer the receipt of such shares to a future date.

These shares represent the shares of Common Stock underlying restricted stock units ("RSUs") that the Reporting Person elected to receive in lieu of cash compensation under the Issuer's Amended and Restated Non-Employee Director Compensation Policy, as amended, for the quarter ended September 30, 2025. The number of RSUs received in lieu of cash was calculated based on the closing price per share of Common Stock on September 30, 2025. Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs are fully vested upon the date of grant. Pursuant to a Deferral Election Form, the Reporting Person elected to defer the receipt of such shares to a future date.

The sales reported on this Form 4 represent shares sold by the Reporting Person to cover tax withholding obligations in connection with the settlement and release of performance stock units. The sales were to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary transactions by the Reporting Person

Price reported is a weighted-average sales price. The shares were sold at prices ranging from $0.5632 to $0.5665. 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 separate price.

Shares include 9,375 shares earned upon the satisfaction of the performance condition of certain performance stock units granted to the Reporting Person on November 10, 2021, for which the Company's Board of Directors determined that the performance milestone was met on December 22, 2022 and the performance stock units were fully vested, but were not to be released to the Reporting Person until settlement. The performance stock units were settled and released on August 19, 2025.

These shares represent the shares of Common Stock underlying restricted stock units ("RSUs") that the Reporting Person elected to receive in lieu of cash compensation under the Issuer's Amended and Restated Non-Employee Director Compensation Policy, as amended, for the quarter ended June 30, 2025. The number of RSUs received in lieu of cash was calculated based on the closing price per share of Common Stock on June 30, 2025. Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs are fully vested upon the date of grant.

These shares represent the shares of Common Stock underlying restricted stock units ("RSUs") that the Reporting Person elected to receive in lieu of cash compensation under the Issuer's Amended and Restated Non-Employee Director Compensation Policy, as amended, for the quarter ended June 30, 2025. The number of RSUs received in lieu of cash was calculated based on the closing price per share of Common Stock on June 30, 2025. Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs are fully vested upon the date of grant. Pursuant to a Deferral Election Form, the Reporting Person elected to defer the receipt of such shares to a future date.

These shares represent the shares of Common Stock underlying restricted stock units ("RSUs") that the Reporting Person elected to receive in lieu of cash compensation under the Issuer's Amended and Restated Non-Employee Director Compensation Policy, as amended, for the quarter ended June 30, 2025. The number of RSUs received in lieu of cash was calculated based on the closing price per share of Common Stock on June 30, 2025. Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs are fully vested upon the date of grant. Pursuant to a Deferral Election Form, the Reporting Person elected to defer the receipt of such shares to a future date.

This Stock Option is fully vested and exercisable.

Represents the number of shares of Common Stock underlying restricted stock units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs vest on the earlier of May 6, 2026 or the Issuer's next annual meeting of stockholders, provided that Reporting Person continues to provide services to the Company through such vesting date. Pursuant to a Deferral Election Form, the Reporting Person elected to defer the receipt of such shares to a future date.

Represents the number of shares of Common Stock underlying restricted stock units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs vest on the earlier of May 6, 2026 or the Issuer's next annual meeting of stockholders, provided that Reporting Person continues to provide services to the Company through such vesting date.

Represents the number of shares of Common Stock underlying restricted stock units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs vest on the earlier of May 6, 2026 or the Issuer's next annual meeting of stockholders, provided that Reporting Person continues to provide services to the Company through such vesting date. Pursuant to a Deferral Election Form, the Reporting Person elected to defer the receipt of such shares to a future date.

Represents the number of shares of Common Stock underlying restricted stock units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs vest on the earlier of May 6, 2026 or the Issuer's next annual meeting of stockholders, provided that Reporting Person continues to provide services to the Company through such vesting date. Pursuant to a Deferral Election Form, the Reporting Person elected to defer the receipt of such shares to a future date.

Represents the number of shares of Common Stock underlying restricted stock units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs vest on the earlier of May 6, 2026 or the Issuer's next annual meeting of stockholders, provided that Reporting Person continues to provide services to the Company through such vesting date.

Represents the number of shares of Common Stock underlying restricted stock units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs vest on the earlier of May 6, 2026 or the Issuer's next annual meeting of stockholders, provided that Reporting Person continues to provide services to the Company through such vesting date.

These shares represent the shares of Common Stock underlying restricted stock units ("RSUs") that the Reporting Person elected to receive in lieu of cash compensation under the Issuer's Amended and Restated Non-Employee Director Compensation Policy, as amended, for the quarter ended March 31, 2025. The number of RSUs received in lieu of cash was calculated based on the closing price per share of Common Stock on March 31, 2025. Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs are fully vested upon the date of grant. Pursuant to a Deferral Election Form, the Reporting Person elected to defer the receipt of such shares to a future date.

These shares represent the shares of Common Stock underlying restricted stock units ("RSUs") that the Reporting Person elected to receive in lieu of cash compensation under the Issuer's Amended and Restated Non-Employee Director Compensation Policy, as amended, for the quarter ended March 31, 2025. The number of RSUs received in lieu of cash was calculated based on the closing price per share of Common Stock on March 31, 2025. Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs are fully vested upon the date of grant.

These shares represent the shares of Common Stock underlying restricted stock units ("RSUs") that the Reporting Person elected to receive in lieu of cash compensation under the Issuer's Amended and Restated Non-Employee Director Compensation Policy, as amended, for the quarter ended March 31, 2025. The number of RSUs received in lieu of cash was calculated based on the closing price per share of Common Stock on March 31, 2025. Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs are fully vested upon the date of grant. Pursuant to a Deferral Election Form, the Reporting Person elected to defer the receipt of such shares to a future date.

The sales reported on this Form 4 represent shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of performance stock units. The sales were to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary transactions by the Reporting Person.

Price reported is a weighted-average sales price. The shares were sold at prices ranging from $0.8545 to $0.8554. 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 separate price.

The sales reported on this Form 4 represent shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of performance stock units. The sales were to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary transactions by the Reporting Person.

Price reported is a weighted-average sales price. The shares were sold at prices ranging from $0.8514 to $0.8575. 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 separate price.

The sales reported on this Form 4 represent shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of performance stock units. The sales were to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary transactions by the Reporting Person.

Price reported is a weighted-average sales price. The shares were sold at prices ranging from $0.8575 to $0.8588. 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 separate price.

Reporting Person earned 75,000 shares upon the satisfaction of the performance condition of certain performance stock units granted to the Reporting Person on December 26, 2023. One-third of these stock units vested as of February 26, 2025, one-third will vest on January 1, 2026 and one-third will vest on January 1, 2027, subject to the Reporting Person's continued service.

Reporting Person earned 80,368 shares upon the satisfaction of the performance condition of certain performance stock units granted to the Reporting Person on December 26, 2023. One-third of these stock units vested as of February 26, 2025, one-third will vest on January 1, 2026 and one-third will vest on January 1, 2027, subject to the Reporting Person's continued service.

Reporting Person earned 150,000 shares upon the satisfaction of the performance condition of certain performance stock units granted to the Reporting Person on December 26, 2023. One-third of these stock units vested as of February 26, 2025, one-third will vest on January 1, 2026 and one-third will vest on January 1, 2027, subject to the Reporting Person's continued service.

The sales reported on this Form 4 represent shares sold by the Reporting Person (pursuant to a 10b5-1 Plan dated September 13, 2024) to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units. The sales were to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary transactions by the Reporting Person.

These shares represent the shares of Common Stock underlying restricted stock units ("RSUs") that the Reporting Person elected to receive in lieu of cash compensation under the Issuer's Amended and Restated Non-Employee Director Compensation Policy, as amended, for the quarter ended December 31, 2024. The number of RSUs received in lieu of cash was calculated based on the closing price per share of Common Stock on December 31, 2024. Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs are fully vested upon the date of grant.

These shares represent the shares of Common Stock underlying restricted stock units ("RSUs") that the Reporting Person elected to receive in lieu of cash compensation under the Issuer's Amended and Restated Non-Employee Director Compensation Policy, as amended, for the quarter ended December 31, 2024. The number of RSUs received in lieu of cash was calculated based on the closing price per share of Common Stock on December 31, 2024. Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs are fully vested upon the date of grant. Pursuant to a Deferral Election Form, the Reporting Person elected to defer the receipt of such shares to a future date.

These shares represent the shares of Common Stock underlying restricted stock units ("RSUs") that the Reporting Person elected to receive in lieu of cash compensation under the Issuer's Amended and Restated Non-Employee Director Compensation Policy, as amended, for the quarter ended December 31, 2024. The number of RSUs received in lieu of cash was calculated based on the closing price per share of Common Stock on December 31, 2024. Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs are fully vested upon the date of grant. Pursuant to a Deferral Election Form, the Reporting Person elected to defer the receipt of such shares to a future date.

The sales reported on this Form 4 represent shares sold by the Reporting Person (pursuant to a 10b5-1 Plan dated September 13, 2024) to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units. The sales were to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary transactions by the Reporting Person.

Price reported is a weighted-average sales price. The shares were sold at prices ranging from $1.01 to $1.035. 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 separate price.

The sales reported on this Form 4 represent shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units. The sales were to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary transactions by the Reporting Person.

The sales reported on this Form 4 represent shares sold by the Reporting Person (pursuant to a 10b5-1 Plan dated September 13, 2024) to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units. The sales were to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary transactions by the Reporting Person.

Price reported is a weighted-average sales price. The shares were sold at prices ranging from $1.015 to $1.035. 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 separate price.

Represents the number of shares of Common Stock underlying restricted stock units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs vest over three years with 1/3 vesting on each annual anniversary of December 23, 2024, provided that Reporting Person continues to provide services to the Company through each vesting date.

Represents the number of shares of Common Stock underlying restricted stock units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs vest over three years with 1/3 vesting on each annual anniversary of December 23, 2024, provided that Reporting Person continues to provide services to the Company through each vesting date.

Represents the number of shares of Common Stock underlying restricted stock units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs vest over three years with 1/3 vesting on each annual anniversary of December 23, 2024, provided that Reporting Person continues to provide services to the Company through each vesting date.

The sales reported on this Form 4 represent shares sold by the Reporting Person pursuant to a 10b5-1 Plan dated September 13, 2024, to cover tax obligations in connection with the exercise of vested incentive stock options.

Price reported is a weighted-average sales price. The shares were sold at prices ranging from $1.065 to $1.11. 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 separate price.