SPRUCE POWER HOLDING CORP

Disclosure Pursuant to Item 1.01 of Form 8-K - Entry into a Material Definitive Agreement

On March 27, 2026, the Company entered into an amendment to the SP1 Facility (the “SP1 Facility Amendment”) which extends the maturity date to October 30, 2026 (the “Amended SP1 Maturity Date”), unless a signed term sheet for a long-term financing is obtained, in which case the Amended SP1 Maturity Date will be January 30, 2027. Under the terms of the SP1 Facility Amendment, the applicable margin is 2.75% per annum from the effective date of the SP1 Facility Amendment to October 30, 2026, and 3.25% per annum thereafter. The SP1 Facility Amendment includes a cross-default provision with the Second Key Bank Credit Agreement.

The foregoing summary of the SP1 Facility Amendment and the transactions contemplated thereby does not purport to be a complete description and is qualified in its entirety by reference to the terms and conditions of the SP1 Facility Amendment, a copy of which is attached hereto as Exhibit 10.18 and incorporated herein by reference.