SMR · NUSCALE POWER Corp

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.

Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock.

On August 4, 2023, the reporting person was granted 127,875 Restricted Stock Units vesting in three equal installments beginning on the first anniversary of the grant date.

The reported sale of 20,000 shares occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 31, 2026.

The stock options were granted February 28, 2024, and will vest in three annual installments beginning on the anniversary of the grant date.

In lieu of quarterly cash fees, 2,702 shares of phantom stock were granted on June 30, 2026, to the reporting person. Pursuant to the issuer's Deferred Compensation Plan for Non-Employee Directors, the reporting person elected to defer settlement of the underlying shares of Class A Common Stock. Each share of phantom stock represents the right to receive one share of Class A Common Stock. The phantom stock becomes payable upon the reporting person's separation from service with the issuer.

The reported transaction involved the reporting person's receipt of a grant of phantom stock under the issuer's Deferred Compensation Plan for Non-Employee Directors. The reporting person has reported prior grants of phantom stock in Table II of Form 4. The total reported in Column 5 includes the 2,702 newly granted shares of phantom stock, 3946 shares of phantom stock previously reported in Table II, 8,681 shares of phantom stock previously reported in Table I, and 86,280 shares of Class A Common Stock previously reported in Table I.

In lieu of quarterly cash fees, 3,681 shares of phantom stock were granted on June 30, 2026, to the reporting person. Pursuant to the issuer's Deferred Compensation Plan for Non-Employee Directors, the reporting person elected to defer settlement of the underlying shares of Class A Common Stock. Each share of phantom stock represents the right to receive one share of Class A Common Stock. The phantom stock becomes payable upon the reporting person's separation from service with the issuer.

The reported transaction involved the reporting person's receipt of a grant of phantom stock under the issuer's Deferred Compensation Plan for Non-Employee Directors. The reporting person has reported prior grants of phantom stock in Table II of Form 4. The total reported in Column 5 includes the 3,681 newly granted shares of phantom stock, 3,470 shares of phantom stock previously reported in Table II, 8,681 shares of phantom stock previously reported in Table I, and 76,667 shares of Class A Common Stock previously reported in Table I.

The reporting person received an award of 8,681 restricted stock units on May 29, 2026, which vest quarterly in four equal installments over one year, with the first such vesting event occurring on August 29, 2026. Each restricted stock unit represents the right to receive one share of Class A Common Stock upon vesting. Pursuant to the issuer's Deferred Compensation Plan for Non-Employee Directors, the reporting person elected to defer receipt of the underlying shares of Class A Common Stock upon vesting of the restricted stock units and will instead receive an equal number of shares of phantom stock. Each share of phantom stock represents the right to receive one share of Class A Common Stock upon the reporting person's separation from service with the issuer.

The reporting person received an award of 8,681 restricted stock units on May 29, 2026, which vest quarterly in four equal installments over one year, beginning on August 29, 2026. Each restricted stock unit represents the right to receive one share of Class A Common Stock upon vesting.

The reporting person received an award of 8,681 restricted stock units on May 29, 2026, which vest quarterly in four equal installments over one year, with the first such vesting event occurring on August 29, 2026. Each restricted stock unit represents the right to receive one share of Class A Common Stock upon vesting. Pursuant to the issuer's Deferred Compensation Plan for Non-Employee Directors, the reporting person elected to defer receipt of the underlying shares of Class A Common Stock upon vesting of the restricted stock units and will instead receive an equal number of shares of phantom stock. Each share of phantom stock represents the right to receive one share of Class A Common Stock upon the reporting person's separation from service with the issuer.

The reporting person received a one-time award of 8,681 restricted stock units on May 29, 2026, which will vest quarterly over three years beginning August 29, 2026. Each restricted stock unit represents a right to receive one share of Class A Common Stock upon vesting.

The reporting person received an award of 8,681 restricted stock units on May 29, 2026, which vest quarterly in four equal installments over one year, with the first such vesting event occurring on August 29, 2026. Each restricted stock unit represents the right to receive one share of Class A Common Stock upon vesting. Pursuant to the issuer's Deferred Compensation Plan for Non-Employee Directors, the reporting person elected to defer receipt of the underlying shares of Class A Common Stock upon vesting of the restricted stock units and will instead receive an equal number of shares of phantom stock. Each share of phantom stock represents the right to receive one share of Class A Common Stock upon the reporting person's separation from service with the issuer.

The reporting person received an award of 8,681 restricted stock units on May 29, 2026, which vest quarterly in four equal installments over one year, beginning on August 29, 2026. Each restricted stock unit represents the right to receive one share of Class A Common Stock upon vesting.

The reporting person received an award of 8,681 restricted stock units on May 29, 2026, which vest quarterly in four equal installments over one year, beginning on August 29, 2026. Each restricted stock unit represents the right to receive one share of Class A Common Stock upon vesting.

The reporting person received an award of 8,681 restricted stock units on May 29, 2026, which vest quarterly in four equal installments over one year, with the first such vesting event occurring on August 29, 2026. Each restricted stock unit represents the right to receive one share of Class A Common Stock upon vesting. Pursuant to the issuer's Deferred Compensation Plan for Non-Employee Directors, the reporting person elected to defer receipt of the underlying shares of Class A Common Stock upon vesting of the restricted stock units and will instead receive an equal number of shares of phantom stock. Each share of phantom stock represents the right to receive one share of Class A Common Stock upon the reporting person's separation from service with the issuer.

The reporting person received a one-time award of 8,681 restricted stock units on May 29, 2026, which will vest quarterly over three years beginning August 29, 2026. Each restricted stock unit represents a right to receive one share of Class A Common Stock upon vesting.

Sale was made pursuant to a previously disclosed agreement.

The shares of Class A Common Stock subject to the transaction reported on this Form 4 were beneficially owned by Fluor Enterprises, Inc., which is a wholly owned subsidiary of Fluor Corporation, whose principal place of business is 6700 Las Colinas Blvd, Irving, Texas 75039.

Sale was made pursuant to a previously disclosed agreement.

The shares of Class A Common Stock reported on this Form 4 are beneficially owned by Fluor Enterprises, Inc., which is a wholly owned subsidiary of Fluor Corporation, whose principal place of business is 6700 Las Colinas Boulevard, Irving, Texas 75039.

Sale was made pursuant to a previously disclosed agreement.

The shares of Class A Common Stock reported on this Form 4 are beneficially owned by Fluor Enterprises, Inc., which is a wholly owned subsidiary of Fluor Corporation, whose principal place of business is 6700 Las Colinas Boulevard, Irving, Texas 75039.

Each share of phantom stock represents a right to receive one share of Class A Common stock on a one-for-one basis.

In lieu of quarterly cash fees, 3,946 shares of phantom stock were granted on March 31, 2026. Pursuant to the Company's Deferred Compensation Plan for Non-Employee Directors, the reporting person elected to defer settlement of the underlying shares of Class A Common Stock. The phantom stock becomes payable upon the reporting person's separation from service with the Company.

Each share of phantom stock represents a right to receive one share of Class A Common stock on a one-for-one basis.

In lieu of quarterly cash fees, 3,470 shares of phantom stock were granted on March 31, 2026. Pursuant to the Company's Deferred Compensation Plan for Non-Employee Directors, the reporting person elected to defer settlement of the underlying shares of Class A Common Stock. The phantom stock becomes payable upon the reporting person's separation from service with the Company.

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.

Restricted stock units convert into Class A Common stock on a one-for-one basis.

Restricted stock units convert into Class A Common stock on a one-for-one basis.

On March 25, 2025, the reporting person was granted 29,131 restricted stock units, vesting in three equal installments beginning on the first anniversary of the grant date.

The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 12, 2025.

Multiple lots sold for the same price have been combined.

The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 12, 2025.

Multiple lots sold for the same price have been combined.

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.

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.

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.

Restricted stock units convert into Class A Common Stock on a one-for-one basis.

On February 28, 2024, the reporting person was granted 132,812 restricted stock units, vesting annually in three equal installments beginning on the anniversary of the grant date

Restricted stock units convert into Class A Common stock on a one-to-one basis.

On February 28, 2025, the reporting person was granted 69,808 restricted stock units, vesting annually in three equal installments beginning on the anniversary of the grant date.

Restricted stock units convert into Class A Common stock on a one-to-one basis.

On February 28, 2023, the reporting person was granted 57,163 restricted stock units, vesting annually in three equal installments beginning on the anniversary of the grant date.

Restricted stock units convert into Class A Common stock on a one-for-one basis.

On February 28, 2024, the reporting person was granted 312,500 restricted stock units, vesting annually in three equal installments beginning on the anniversary of the grant date.

Restricted stock units convert into Class A Common stock on a one-for-one basis.

On February 28, 2024, the reporting person was granted 156,250 restricted stock units, vesting annually in three equal installments beginning on the anniversary of the grant date.

Restricted stock units convert into Class A Common stock on a one-for-one basis.

On February 28, 2023, the reporting person was granted 117,854 restricted stock units, vesting annually in three equal installments beginning on the anniversary of the grant 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 restricted stock units. The sales were to satisfy tax withholding obligations to be funded by a "sell to cover" transaction.

Restricted stock units convert into Class A Common stock on a one-for-one basis.

Restricted Stock Units convert into Class A Common stock on a one-for-one basis.

On February 28, 2025, the reporting person was granted 46,538 restricted stock units, vesting annually in three installments beginning on the anniversary of the grant date.

Restricted stock units convert into Class A Common stock on a one-to-one basis.

Restricted Stock Units convert into Class A Common stock on a one-for-one basis.

On February 28, 2024, the reporting person was granted 93,750 restricted stock units, vesting annually in three installments beginning on the anniversary of the grant 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 restricted stock units. The sales were to satisfy tax withholding obligations to be funded by a "sell to cover" transaction.

Restricted stock units convert into Class A Common stock on a one-for-one basis.

Restricted stock units convert into Class A Common Stock on a one-for-one basis.

Restricted stock units convert into Class A Common Stock on a one-for-one basis.

Restricted stock units convert into Class A Common stock on a one-to-one basis.

Restricted stock units convert into Class A Common stock on a one-for-one basis.

Restricted stock units convert into Class A Common stock on a one-to-one basis.

On February 28, 2024, the reporting person was granted 78,125 restricted stock units, vesting annually in three equal installments beginning on the anniversary of the grant date.