Plug Power Inc. – Credit Agreements Watch

from 10-Q 3 pages Text Dated August 4, 2026 Department of Energy Washington, DC 20585 PLUG Power Energy Loan Borrower LLC 125 Vista Blvd. Citibank, N.A., as Collateral Agent 388 Greenwich Street Slingerlands, Ny 12159 Attention: Legal Department Email: Legal@plugpower.com • Plug Power Inc. 125 Vista Blvd. Slingerlands, Ny 12159 Attention: Legal Department Email: Legal@plugpower.com PLUG Power Generation LLC 125 Vista Blvd. Slingerlands, Ny 12159 Attention: Legal Department Email: Legal@plugpower.com PLUG Power Limestone, LLC 125 Vista Blvd. Slingerlands, Ny 12159 Attention: Legal Depat1ment Email: Legal@plugpower.com Ladies and Gentlemen: New York, Ny 10013 Attention: Agency & Trust, Marion Zinowski, Janice Wong and Tyler Jacobsen Email: MARION.ZINOWSKI@CITI.com, JANICE.WONG@CITI.com, TYLER.JACOBSEN@CITI.com With a Copy to (Which Shall Not Constitute Notice): Email: Doecitiagent@citi.com We Refer to the (I) Loan Guarantee Agreement, Dated as of Janumy 16, 2025 (The "Loan Guarantee Agreement"), by and Among PLUG Power Energy Loan Borrower LLC, as Borrower, the U.S. Department of Energy, as Guarantor and Loan Servicer, PLUG Power Limestone, LLC, as a Project Company, and the Additional Project Companies From Time to Time Party Thereto for Loan No. 1365, and (II) Section 2.02(c) of the Loan Guarantee Agreement. All Capitalized Terms Used in This Notification Letter and Not Otherwise Defined Shall Have Their Respective Meanings Specified in the Loan Guarantee Agreement. in Accordance With the Terms of the Loan Guarantee Agreement, Doe May Terminate the Loan Guarantee Agreement With No Less Than Ten Business Days Prior Written Notice (The "Required Notice Period") in the Event That the Initial First Advance Has Not Occurred by the Initial First Advance Longstop Date. the Initial First Advance Longstop Date Has Occurred Without the 1

from 8-K 184 pages Loan Guarantee Agreement Dated as of January 16, 2025 Among Plug Power Energy Loan Borrower LLC, as Borrower, U.S. Department of Energy, as Guarantor and Loan Servicer, Plug Power Limestone, LLC, as a Project Company and the Additional Project Companies Party Hereto From Time to Time Loan No. 1365

from 8-K 27 pages Note Purchase Agreement Made as of January 16, 2025, by and Among the Federal Financing Bank ("Ffb"), a Body Corporate and Instrumentality of the United States of America, Plug Power Energy Loan Borrower LLC (The "Borrower"), a Limited Liability Company Duly Organized and Existing Under the Laws of the State of Delaware, and the Secretary of Energy, Acting Through the Department of Energy (The "Secretary"). Whereas, the Secretary Is Authorized, Pursuant to the Guarantee Act (As Hereinafter Defined), to Guarantee Loans That Meet the Requirements of the Guarantee Act; and Whereas, Ffb Is Authorized, Under Section 6(a) of the Ffb Act (As Hereinafter Defined), to Make Commitments to Purchase, and to Purchase on Terms and Conditions Determined by Ffb, Any Obligation That Is Issued, Sold, or Guaranteed by an Agency of the United States of America; And

from 10-Q 15 pages Eleventh Amendment and Waiver to Loan and Security Agreement

from 10-Q 9 pages ​ Fifth Amendment to Loan and Security Agreement

from 8-K 8 pages Sixth Amendment to Loan and Security Agreement

from 10-Q 9 pages Fifth Amendment to Loan and Security Agreement

from 8-K 6 pages Fourth Amendment to Loan and Security Agreement

from 8-K 7 pages Third Amendment to Loan and Security Agreement

from 8-K 4 pages First Amendment to Loan and Security Agreement

from 8-K 67 pages Loan and Security Agreement

from 8-K 7 pages Fifth Limited Waiver to Amended and Restated Loan and Security Agreement

from 10-Q 7 pages Limited Waiver to Amended and Restated Loan and Security Agreement

from 8-K 12 pages Second Amendment to Amended and Restated Loan and Security Agreement

from 8-K 8 pages Amendment No. 8 to the Loan and Security Agreement

from 8-K 15 pages Third Loan Modification Agreement

from 8-K 4 pages Second Loan Modification Agreement

from 8-K 8 pages First Loan Modification Agreement

from 10-Q 36 pages Loan and Security Agreement