SHUGAR DANIEL S

SEC source: 0000950103-26-012195 · ownership.xml · nonDerivative · entry 3

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 871,131

F1 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025.

F1 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025.

F4 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $103.81 to $104.06, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-012195 · ownership.xml · nonDerivative · entry 2

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 872,291

F1 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025.

F1 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025.

F3 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $102.81 to $103.80, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-012195 · ownership.xml · nonDerivative · entry 1

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 924,070

F1 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025.

F1 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025.

F2 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $101.81 to $102.80, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-009400 · ownership.xml · nonDerivative · entry 2

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 938,767

F2 · kind: Reflects the number of shares required to be sold pursuant to a "sell-to-cover" transaction in order to satisfy the tax withholding obligations in connection with the vesting and conversion of RSUs. These sales are mandated by the Issuer's "sell-to-cover" policy adopted by the Issuer on March 2, 2023 pursuant to the requirements of Rule 10b5-1 and its authority under its equity incentive plan, and do not represent discretionary trades by the Reporting Person.

F2 · shares: Reflects the number of shares required to be sold pursuant to a "sell-to-cover" transaction in order to satisfy the tax withholding obligations in connection with the vesting and conversion of RSUs. These sales are mandated by the Issuer's "sell-to-cover" policy adopted by the Issuer on March 2, 2023 pursuant to the requirements of Rule 10b5-1 and its authority under its equity incentive plan, and do not represent discretionary trades by the Reporting Person.

SEC source: 0000950103-26-009400 · ownership.xml · derivative · entry 4

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 57,165 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Reflects the vesting and conversion of restricted stock units ("RSUs"), which were previously granted to the Reporting Person on June 21, 2023, into shares of the Issuer's common stock, on a one-for-one basis.

F1 · shares: Reflects the vesting and conversion of restricted stock units ("RSUs"), which were previously granted to the Reporting Person on June 21, 2023, into shares of the Issuer's common stock, on a one-for-one basis.

F1 · price: Reflects the vesting and conversion of restricted stock units ("RSUs"), which were previously granted to the Reporting Person on June 21, 2023, into shares of the Issuer's common stock, on a one-for-one basis.

F1 · derivative.exercise_date: Reflects the vesting and conversion of restricted stock units ("RSUs"), which were previously granted to the Reporting Person on June 21, 2023, into shares of the Issuer's common stock, on a one-for-one basis.

F1 · derivative.expiration_date: Reflects the vesting and conversion of restricted stock units ("RSUs"), which were previously granted to the Reporting Person on June 21, 2023, into shares of the Issuer's common stock, on a one-for-one basis.

SEC source: 0000950103-26-009400 · ownership.xml · nonDerivative · entry 1

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 968,844

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Reflects the vesting and conversion of restricted stock units ("RSUs"), which were previously granted to the Reporting Person on June 21, 2023, into shares of the Issuer's common stock, on a one-for-one basis.

F1 · price: Reflects the vesting and conversion of restricted stock units ("RSUs"), which were previously granted to the Reporting Person on June 21, 2023, into shares of the Issuer's common stock, on a one-for-one basis.

SEC source: 0000950103-26-008668 · ownership.xml · nonDerivative · entry 1

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 911,679

F1 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F1 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

SEC source: 0000950103-26-008599 · ownership.xml · derivative · entry 3

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 21,402 shares

Expires 2027-03-15

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · security: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

F1 · shares: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

F2 · shares: The exercise reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025.

F1 · derivative.exercise_date: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

F2 · derivative.exercise_date: The exercise reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025.

F1 · derivative.expiration_date: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

F2 · derivative.expiration_date: The exercise reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025.

F1 · derivative.underlying_shares: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

F2 · derivative.underlying_shares: The exercise reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025.

F4 · balance_after: As a result of the application of the Max Benefit Limit, 212,169 Performance Options were forfeited and cancelled without any consideration.

SEC source: 0000950103-26-008599 · ownership.xml · nonDerivative · entry 1

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 933,081

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

F2 · kind: The exercise reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025.

F1 · shares: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

F2 · shares: The exercise reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025.

SEC source: 0000950103-26-008383 · ownership.xml · nonDerivative · entry 12

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 911,679

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F13 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $152.01 to $152.165, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-008383 · ownership.xml · nonDerivative · entry 11

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 911,879

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F12 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $151.01 to $152.00, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-008383 · ownership.xml · nonDerivative · entry 10

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 912,579

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F11 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $149.99 to $150.90, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-008383 · ownership.xml · nonDerivative · entry 9

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 913,939

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F10 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $148.98 to $149.80, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-008383 · ownership.xml · nonDerivative · entry 8

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 914,639

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F9 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $147.92 to $148.66, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-008383 · ownership.xml · nonDerivative · entry 7

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 916,139

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F8 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $146.81 to $147.70, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-008383 · ownership.xml · nonDerivative · entry 6

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 919,946

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F7 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $145.80 to $146.75, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-008383 · ownership.xml · nonDerivative · entry 5

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 927,077

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F6 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $144.80 to $145.76, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-008383 · ownership.xml · nonDerivative · entry 4

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 938,675

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F5 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $143.79 to $144.78, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-008383 · ownership.xml · nonDerivative · entry 3

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 948,742

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F4 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $142.79 to $143.78, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-008383 · ownership.xml · nonDerivative · entry 2

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 959,244

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F3 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $141.79 to $142.78, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-008383 · ownership.xml · derivative · entry 14

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 233,571

Underlying: Common Stock · 55,000 shares

Expires 2027-03-15

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · security: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

F1 · shares: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

F1 · derivative.exercise_date: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

F1 · derivative.expiration_date: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

F1 · derivative.underlying_shares: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

SEC source: 0000950103-26-008383 · ownership.xml · nonDerivative · entry 1

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 966,679

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

F1 · shares: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

SEC source: 0000950103-26-007990 · ownership.xml · nonDerivative · entry 10

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 911,679

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F11 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $136.96 to $137.405, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-007990 · ownership.xml · nonDerivative · entry 9

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 914,528

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F10 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $135.95 to $136.94, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-007990 · ownership.xml · nonDerivative · entry 8

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 927,814

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F9 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $134.94 to $135.93, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-007990 · ownership.xml · nonDerivative · entry 7

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 945,419

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F8 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $133.93 to $134.91, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-007990 · ownership.xml · nonDerivative · entry 6

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 951,796

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F7 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $132.8275 to $133.76, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-007990 · ownership.xml · nonDerivative · entry 5

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 955,136

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F6 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $131.775 to $132.73, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-007990 · ownership.xml · nonDerivative · entry 4

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 959,571

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F5 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $130.77 to $131.75, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-007990 · ownership.xml · nonDerivative · entry 3

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 962,046

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F4 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $129.74 to $130.73, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-007990 · ownership.xml · nonDerivative · entry 2

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 964,965

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F3 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $128.49 to $129.47, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-007836 · ownership.xml · nonDerivative · entry 2

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 911,679

F2 · kind: Reflects the number of shares required to be sold pursuant to a "sell-to-cover" transaction in order to satisfy the tax withholding obligations in connection with the vesting and conversion of RSUs. These sales are mandated by the Issuer's "sell-to-cover" policy adopted by the Issuer on March 2, 2023 pursuant to the requirements of Rule 10b5-1 and its authority under its equity incentive plan, and do not represent discretionary trades by the Reporting Person.

F2 · shares: Reflects the number of shares required to be sold pursuant to a "sell-to-cover" transaction in order to satisfy the tax withholding obligations in connection with the vesting and conversion of RSUs. These sales are mandated by the Issuer's "sell-to-cover" policy adopted by the Issuer on March 2, 2023 pursuant to the requirements of Rule 10b5-1 and its authority under its equity incentive plan, and do not represent discretionary trades by the Reporting Person.

SEC source: 0000950103-26-007836 · ownership.xml · nonDerivative · entry 1

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 931,419

F1 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025.

F1 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025.

SEC source: 0000950103-26-007990 · ownership.xml · derivative · entry 12

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 288,571

Underlying: Common Stock · 55,000 shares

Expires 2027-03-15

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · security: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

F1 · shares: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

F1 · derivative.exercise_date: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

F1 · derivative.expiration_date: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

F1 · derivative.underlying_shares: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

SEC source: 0000950103-26-007990 · ownership.xml · nonDerivative · entry 1

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 966,679

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

F1 · shares: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

SEC source: 0000950103-26-007730 · ownership.xml · nonDerivative · entry 1

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 957,496

F1 · kind: Reflects the number of shares required to be sold pursuant to a "sell-to-cover" transaction in order to satisfy the tax withholding obligations in connection with the vesting and conversion of RSUs. These sales are mandated by the Issuer's "sell-to-cover" policy adopted by the Issuer on March 2, 2023 pursuant to the requirements of Rule 10b5-1 and its authority under its equity incentive plan, and do not represent discretionary trades by the Reporting Person.

F1 · shares: Reflects the number of shares required to be sold pursuant to a "sell-to-cover" transaction in order to satisfy the tax withholding obligations in connection with the vesting and conversion of RSUs. These sales are mandated by the Issuer's "sell-to-cover" policy adopted by the Issuer on March 2, 2023 pursuant to the requirements of Rule 10b5-1 and its authority under its equity incentive plan, and do not represent discretionary trades by the Reporting Person.

SEC source: 0000950103-26-007677 · ownership.xml · nonDerivative · entry 7

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 978,283

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F8 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $124.64 to $125.42, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-007677 · ownership.xml · nonDerivative · entry 6

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 979,083

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F7 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $123.63 to $124.27, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-007677 · ownership.xml · nonDerivative · entry 5

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 980,283

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F6 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $122.52 to $123.35, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-007677 · ownership.xml · nonDerivative · entry 4

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 990,544

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F5 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $121.52 to $122.51, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-007677 · ownership.xml · nonDerivative · entry 3

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,008,881

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F4 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $120.52 to $121.50, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-007677 · ownership.xml · nonDerivative · entry 2

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,023,062

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

F3 · price: The price reported in Column 4 is a weighted average price. The reported securities were sold in multiple transactions at prices ranging from $119.52 to $120.51, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission (SEC), upon request, full information regarding the number of shares sold at each separate price within such ranges.

SEC source: 0000950103-26-007677 · ownership.xml · derivative · entry 9

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 343,571

Underlying: Common Stock · 55,000 shares

Expires 2027-03-15

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · security: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

F1 · shares: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

F1 · derivative.exercise_date: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

F1 · derivative.expiration_date: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

F1 · derivative.underlying_shares: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

SEC source: 0000950103-26-007677 · ownership.xml · nonDerivative · entry 1

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,033,283

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

F1 · shares: Reflects an award of performance-based options ("Performance Options") to purchase shares of the Issuer's common stock ("Common Stock") that vested and became exercisable as of April 1, 2026 upon the achievement of both a continuous service requirement and the achievement of certain Nextpower equity valuation growth conditions. These Performance Options contain unique restrictions which (i) provide a limited period of time following vesting to exercise such Performance Options (i.e., by no later than March 15, 2027) or otherwise such Performance Options terminate and (ii) cap the maximum "gain" value realizable by Mr. Shugar upon exercise of the total award of Performance Options at 250% of the aggregate exercise price (the "Max Benefit Limit").

F2 · shares: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 3, 2025. A portion of this sale includes the sale of shares of Common Stock required to be sold in order to satisfy the exercise price and tax withholding obligations in connection with the exercise of the Performance Options.

SEC source: 0000950103-26-007562 · ownership.xml · nonDerivative · entry 2

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 978,283

F2 · shares: Reflects performance stock units ("PSUs"), originally granted to the Reporting Person on May 23, 2025, which were initially earned upon certification by the Board of Directors of the Issuer on May 19, 2026 of the level of achievement of the financial performance metrics applicable to the PSUs for the performance period from April 1, 2025 to March 31, 2026. The PSUs remain subject to an rTSR modifier performance metric for the performance period from April 1, 2025 to March 31, 2028, pursuant to which the number of shares earned based on achievement of the financial performance metrics can be adjusted between 75% - 150%.

F3 · shares: Each earned PSU reflects the right to receive one share of the Issuer's common stock upon satisfaction of the applicable vesting conditions.

F4 · shares: The amount reported herein reflects 75% of the number of PSUs earned based on achievement of the financial performance metrics, which is the minimum amount of PSUs that will be earned and eligible to vest at the end of the three-year performance period, subject generally to the Reporting Person's continued employment with the Issuer through such date.

F2 · price: Reflects performance stock units ("PSUs"), originally granted to the Reporting Person on May 23, 2025, which were initially earned upon certification by the Board of Directors of the Issuer on May 19, 2026 of the level of achievement of the financial performance metrics applicable to the PSUs for the performance period from April 1, 2025 to March 31, 2026. The PSUs remain subject to an rTSR modifier performance metric for the performance period from April 1, 2025 to March 31, 2028, pursuant to which the number of shares earned based on achievement of the financial performance metrics can be adjusted between 75% - 150%.

F3 · price: Each earned PSU reflects the right to receive one share of the Issuer's common stock upon satisfaction of the applicable vesting conditions.

F4 · price: The amount reported herein reflects 75% of the number of PSUs earned based on achievement of the financial performance metrics, which is the minimum amount of PSUs that will be earned and eligible to vest at the end of the three-year performance period, subject generally to the Reporting Person's continued employment with the Issuer through such date.

SEC source: 0000950103-26-007562 · ownership.xml · nonDerivative · entry 1

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 785,975

F1 · shares: Reflects an award of restricted stock units ("RSUs") granted to the Reporting Person on May 19, 2026. Each RSU represents a contingent right to receive one share of the Issuer's common stock. The RSUs vest 30% on May 19, 2027, 30% on May 19, 2028, and 40% on May 19, 2029, subject to the Reporting Person's continued service to the Issuer through the relevant vesting date and acceleration in certain circumstances.

F1 · price: Reflects an award of restricted stock units ("RSUs") granted to the Reporting Person on May 19, 2026. Each RSU represents a contingent right to receive one share of the Issuer's common stock. The RSUs vest 30% on May 19, 2027, 30% on May 19, 2028, and 40% on May 19, 2029, subject to the Reporting Person's continued service to the Issuer through the relevant vesting date and acceleration in certain circumstances.

SEC source: 0000950103-26-006332 · ownership.xml · nonDerivative · entry 2

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 736,272

F1 · kind: Reflects the number of shares required to be sold pursuant to a "sell-to-cover" transaction in order to satisfy the tax withholding obligations in connection with the vesting and conversion of PSUs. These PSUs were earned upon the final certification by the Board of Directors of the Issuer on April 22, 2026 and the sell-to-cover transactions occurred over two trading days. These sales are mandated by the Issuer's "sell-to-cover" policy adopted by the Issuer on March 2, 2023 pursuant to the requirements of Rule 10b5-1 and its authority under its equity incentive plan, and do not represent discretionary trades by the Reporting Person.

F1 · shares: Reflects the number of shares required to be sold pursuant to a "sell-to-cover" transaction in order to satisfy the tax withholding obligations in connection with the vesting and conversion of PSUs. These PSUs were earned upon the final certification by the Board of Directors of the Issuer on April 22, 2026 and the sell-to-cover transactions occurred over two trading days. These sales are mandated by the Issuer's "sell-to-cover" policy adopted by the Issuer on March 2, 2023 pursuant to the requirements of Rule 10b5-1 and its authority under its equity incentive plan, and do not represent discretionary trades by the Reporting Person.

SEC source: 0000950103-26-006332 · ownership.xml · nonDerivative · entry 1

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 813,189

F1 · kind: Reflects the number of shares required to be sold pursuant to a "sell-to-cover" transaction in order to satisfy the tax withholding obligations in connection with the vesting and conversion of PSUs. These PSUs were earned upon the final certification by the Board of Directors of the Issuer on April 22, 2026 and the sell-to-cover transactions occurred over two trading days. These sales are mandated by the Issuer's "sell-to-cover" policy adopted by the Issuer on March 2, 2023 pursuant to the requirements of Rule 10b5-1 and its authority under its equity incentive plan, and do not represent discretionary trades by the Reporting Person.

F1 · shares: Reflects the number of shares required to be sold pursuant to a "sell-to-cover" transaction in order to satisfy the tax withholding obligations in connection with the vesting and conversion of PSUs. These PSUs were earned upon the final certification by the Board of Directors of the Issuer on April 22, 2026 and the sell-to-cover transactions occurred over two trading days. These sales are mandated by the Issuer's "sell-to-cover" policy adopted by the Issuer on March 2, 2023 pursuant to the requirements of Rule 10b5-1 and its authority under its equity incentive plan, and do not represent discretionary trades by the Reporting Person.

SEC source: 0000950103-26-006183 · ownership.xml · nonDerivative · entry 2

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 887,230

F5 · kind: Reflects the number of shares required to be sold pursuant to a "sell-to-cover" transaction in order to satisfy the tax withholding obligations in connection with the vesting and conversion of PSUs. These sales are mandated by the Issuer's "sell-to-cover" policy adopted by the Issuer on March 2, 2023 pursuant to the requirements of Rule 10b5-1 and its authority under its equity incentive plan, and do not represent discretionary trades by the Reporting Person.

F5 · shares: Reflects the number of shares required to be sold pursuant to a "sell-to-cover" transaction in order to satisfy the tax withholding obligations in connection with the vesting and conversion of PSUs. These sales are mandated by the Issuer's "sell-to-cover" policy adopted by the Issuer on March 2, 2023 pursuant to the requirements of Rule 10b5-1 and its authority under its equity incentive plan, and do not represent discretionary trades by the Reporting Person.

SEC source: 0000950103-26-006183 · ownership.xml · nonDerivative · entry 1

SHUGAR DANIEL S · CIK 0001425477 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 960,707

F1 · shares: Reflects an award of performance stock units ("PSUs"), originally granted to the Reporting Person on June 21, 2023, that were earned upon the final certification by the Board of Directors of the Issuer (the "Board") on April 22, 2026, of the level of achievement of the rTSR modifier performance metric for the performance period from April 1, 2023 to March 31, 2026.

F2 · shares: The Reporting Person previously reported on a Form 4 filed with the SEC on May 22, 2024 the acquisition of 214,368 PSUs as initially earned pursuant to this award based on achievement of the applicable financial metrics for the performance period from April 1, 2023 to March 31, 2024. Such number of PSUs reported on such Form 4 reflected 75% of the number of PSUs initially earned, which was the minimum amount of PSUs that were eligible to be earned and eligible to vest at the end of the three-year performance period, regardless of the level of achievement of the rTSR modifier performance metric (the "Minimum PSU Amount"), subject generally to continued employment through the vesting date.

F3 · shares: The number of PSUs reported herein reflects the additional number of PSUs in excess of the Minimum PSU Amount earned upon certification of the Board of the level of achievement of the rTSR modifier performance metric applicable to such award.

F4 · shares: Each earned PSU reflects the right to receive one share of the Issuer's common stock upon satisfaction of the applicable vesting conditions.

F1 · price: Reflects an award of performance stock units ("PSUs"), originally granted to the Reporting Person on June 21, 2023, that were earned upon the final certification by the Board of Directors of the Issuer (the "Board") on April 22, 2026, of the level of achievement of the rTSR modifier performance metric for the performance period from April 1, 2023 to March 31, 2026.

F2 · price: The Reporting Person previously reported on a Form 4 filed with the SEC on May 22, 2024 the acquisition of 214,368 PSUs as initially earned pursuant to this award based on achievement of the applicable financial metrics for the performance period from April 1, 2023 to March 31, 2024. Such number of PSUs reported on such Form 4 reflected 75% of the number of PSUs initially earned, which was the minimum amount of PSUs that were eligible to be earned and eligible to vest at the end of the three-year performance period, regardless of the level of achievement of the rTSR modifier performance metric (the "Minimum PSU Amount"), subject generally to continued employment through the vesting date.

F3 · price: The number of PSUs reported herein reflects the additional number of PSUs in excess of the Minimum PSU Amount earned upon certification of the Board of the level of achievement of the rTSR modifier performance metric applicable to such award.

F4 · price: Each earned PSU reflects the right to receive one share of the Issuer's common stock upon satisfaction of the applicable vesting conditions.