Notice of Proposed Sale · 144

Nextpower Inc.

NXTNASDAQEQUITYCurrent

Notice of Proposed Sale

Filed Aug 11, 2026Accepted Aug 11, 2026, 12:49 PM EDTFiling CIK 1852131Accession 0001959173-26-005878

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Structured filing — 144

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Notice of proposed sale. The proposed amounts below do not establish that a sale occurred.

Proposed-sale notice

Issuer: Nextpower Inc.
Issuer CIK: 0001852131
SEC file number: 001-41617
Phone: 510-270-2500
Person for whose account securities are to be sold: LEDESMA BRUCE
Relationships to issuer: Officer
Street: 6200 PASEO PADRE PARKWAY
City: FREMONT
State / country code: CA
Postal code: 94555

Securities proposed for sale

Securities proposed for sale · 1 reported row
Security	Proposed units	Aggregate market value	Units outstanding	Approximate sale date	Exchange	Broker / market maker
Class A	137,110	14,366,385.80	151,729,520	08/11/2026	NASDAQ	Fidelity Brokerage Services LLC

Broker / market maker — proposed row 1, entry 1

Name: Fidelity Brokerage Services LLC
Street: 900 Salem Street
City: Smithfield
State / country code: RI
Postal code: 02917

Acquisition of securities to be sold

Acquisition of securities to be sold · 3 reported rows
Security	Acquired	Nature of acquisition	Acquired from	Amount acquired	Gift transaction	Payment date	Nature of payment
Class A	04/23/2026	Restricted Stock Vesting	Issuer	72,635	N	04/23/2026	Compensation
Class A	06/21/2026	Restricted Stock Vesting	Issuer	9,890	N	06/21/2026	Compensation
Class A	08/11/2026	Stock Option Exercise	Issuer	54,585	N	08/11/2026	Cash

Sales reported in the preceding three months

Sales reported in the preceding three months · 4 reported rows
Seller	Security	Sale date	Amount sold	Gross proceeds
Bruce Ledesma	Class A	05/20/2026	122,502	15,340,802.96
Bruce Ledesma	Class A	05/22/2026	6,930	871,895.18
Bruce Ledesma	Class A	05/26/2026	9,829	1,288,990.73
Bruce Ledesma	Class A	06/22/2026	10,436	1,339,807.08

Seller — prior-sale row 1, entry 1

Name: Bruce Ledesma
Street: 6200 Paseo Padre Parkway
City: Fremont
State / country code: CA
Postal code: 94555

Seller — prior-sale row 2, entry 1

Name: Bruce Ledesma
Street: 6200 Paseo Padre Parkway
City: Fremont
State / country code: CA
Postal code: 94555

Seller — prior-sale row 3, entry 1

Name: Bruce Ledesma
Street: 6200 Paseo Padre Parkway
City: Fremont
State / country code: CA
Postal code: 94555

Seller — prior-sale row 4, entry 1

Name: Bruce Ledesma
Street: 6200 Paseo Padre Parkway
City: Fremont
State / country code: CA
Postal code: 94555

Prior-sale reporting

Nothing to report for the preceding three months: N

Notice signature

Notice date: 08/11/2026
Signed: /s/ Jessica Spraker, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Bruce Ledesma.
Plan adoption dates: 09/10/2024

Company context

Nextpower™ (Nasdaq: NXT) innovates and delivers integrated technology solutions for modern energy infrastructure. Its solar and energy storage platforms help customers design, build, and operate utility-scale power plants and other critical power infrastructure with faster project delivery, improved system performance, greater reliability, and long-term operational value. Building on more than a decade of energy technology leadership, Nextpower partners with customers worldwide to accelerate the deployment of reliable firm power needed for a rapidly electrifying world. Learn more at www.nextpower.com.

Current securities

NXTNASDAQ · EQUITY · Current

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