4Filing Date: Jun 16, 2026

Plug Power 4: Angle Colin M bought 39,753 shares of Common Stock at $N/A… (Jun 16, 2026)

Statement of Changes in Beneficial Ownership

View SEC Filing
ACC: 0001104659-26-074755
Total Value$0
Trades2
Insiders1

Transaction Details

Angle Colin M
Director·Direct
Grant · Acquire
Common Stock
Shares+39.75K
Price$0.00
Total Value$0
Shares Owned After149.54K
Transaction DateJun 11, 2026
Footnotes ▸

Consists of a restricted stock award made pursuant to the Plug Power Inc. 2021 Stock Option and Incentive Plan, as amended, in accordance with the Non-Employee Director Compensation Plan. The restricted stock shall vest in full on the first anniversary of the grant date, subject to the Reporting Person's continued service on such vesting date.

Angle Colin M
Director·Direct
Grant · Acquire
Stock Option (Right to Buy)Derivative
Shares+39.75K
Price$0.00
Total Value$0
Shares Owned After39.75K
Transaction DateJun 11, 2026
ExpiresJun 11, 2036
Footnotes ▸

Stock option granted pursuant to the Plug Power Inc. 2021 Stock Option and Incentive Plan, as amended, in accordance with the Non-Employee Director Compensation Plan. | The options shall vest in full on the first anniversary of the grant date, subject to the Reporting Person's continued service on such vesting date.

Post-Transaction Holdings

Angle Colin M · Director
SecuritySharesChange
Common Stock149.54K+39.75K (36.21%)
Stock Option (Right to Buy)39.75K+39.75K
Original SEC Filing Textexpand_more
=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-06-11 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: PLUG POWER INC (PLUG) CIK: 0001093691 --- Reporting Owner --- Name: Angle Colin M CIK: 0001341689 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-06-11 | Code: A (Grant or award) Shares: +39,753 | Price: $0.00 Shares Owned After: 149,544 | Ownership: D (Direct) Footnotes: [F1] Consists of a restricted stock award made pursuant to the Plug Power Inc. 2021 Stock Option and Incentive Plan, as amended, in accordance with the Non-Employee Director Compensation Plan. The restricted stock shall vest in full on the first anniversary of the grant date, subject to the Reporting Person's continued service on such vesting date. --- Derivative Transactions --- [Transaction #1] Security: Stock Option (Right to Buy) Date: 2026-06-11 | Code: A (Grant or award) Shares: +39,753 | Price: $0.00 Exercisable: N/A | Expires: 2036-06-11 Shares Owned After: 39,753 | Ownership: D (Direct) Footnotes: [F2] Stock option granted pursuant to the Plug Power Inc. 2021 Stock Option and Incentive Plan, as amended, in accordance with the Non-Employee Director Compensation Plan. [F3] The options shall vest in full on the first anniversary of the grant date, subject to the Reporting Person's continued service on such vesting date. --- Footnotes (Complete Index) --- F1: Consists of a restricted stock award made pursuant to the Plug Power Inc. 2021 Stock Option and Incentive Plan, as amended, in accordance with the Non-Employee Director Compensation Plan. The restricted stock shall vest in full on the first anniversary of the grant date, subject to the Reporting Person's continued service on such vesting date. F2: Stock option granted pursuant to the Plug Power Inc. 2021 Stock Option and Incentive Plan, as amended, in accordance with the Non-Employee Director Compensation Plan. F3: The options shall vest in full on the first anniversary of the grant date, subject to the Reporting Person's continued service on such vesting date. --- Signature --- /s/ /s/ Gerard L. Conway Jr., Attorney-in-Fact (2026-06-16)

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