Director Mark J. Bonney awarded Plug Power (PLUG) stock grant of 8,764 shares

Rhea-AI Filing Summary

BONNEY MARK J reported acquisition or exercise transactions in this Form 4 filing.

PLUG POWER INC director Mark J. Bonney received a grant of 8,764 shares of common stock as director compensation. The shares were valued at $2.71 per share on the grant date. Following this award, he directly holds 271,530 shares of Plug Power common stock.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider BONNEY MARK J

Role null

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	8,764	$2.71	$24K

Holdings After Transaction: Common Stock — 271,530 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

Shares granted: 8,764 shares Grant price: $2.71 per share Shares held after grant: 271,530 shares +1 more

4 metrics

Shares granted 8,764 shares Common stock award to director on 2026-07-01

Grant price $2.71 per share Value used for stock grant

Shares held after grant 271,530 shares Director’s direct common stock holdings after transaction

Transaction code A (grant/award acquisition) Non-derivative common stock transaction classification

Key Terms

Non-Employee Director Compensation Plan, Grant, award, or other acquisition, Common Stock, Form 4

4 terms

Non-Employee Director Compensation Plan financial

"Compensation awarded to directors pursuant to Plug Power Inc.'s Non-Employee Director Compensation Plan."

Grant, award, or other acquisition financial

"transaction_code_description: Grant, award, or other acquisition"

Common Stock financial

"security_title: Common Stock"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 07/06/2026 - 04:17 PM Accepted by SEC EDGAR 07/06/2026 - 04:16 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

BONNEY MARK J

(Last) (First) (Middle)

C/O PLUG POWER INC.

125 VISTA BOULEVARD

(Street)

SLINGERLANDS NEW YORK 12159

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
PLUG POWER INC [ PLUG ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
07/01/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	07/01/2026		A(1)		8,764	A	$2.71	271,530	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Compensation awarded to directors pursuant to Plug Power Inc.'s Non-Employee Director Compensation Plan.

	/s/ Gerard L. Conway Jr., Attorney-in-Fact	07/06/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did PLUG director Mark J. Bonney report?

Director Mark J. Bonney reported an acquisition of 8,764 Plug Power common shares. The shares were granted as compensation under the company’s Non-Employee Director Compensation Plan, rather than purchased on the open market.

At what price were Mark J. Bonney’s PLUG shares valued in this Form 4?

The 8,764 Plug Power shares granted to Mark J. Bonney were valued at $2.71 per share. This value reflects the price used for the stock award on the grant date recorded in the Form 4 filing.

How many PLUG shares does Mark J. Bonney own after this grant?

After the reported grant, Mark J. Bonney directly holds 271,530 shares of Plug Power common stock. This total includes the 8,764 shares awarded as part of his non-employee director compensation.

Was Mark J. Bonney’s PLUG transaction a market purchase or a compensation grant?

The transaction was a compensation grant, not a market purchase. The Form 4 codes it as a grant or award acquisition, and a footnote states it was issued under Plug Power’s Non-Employee Director Compensation Plan.

Does this PLUG Form 4 show any stock sales by Mark J. Bonney?

This Form 4 shows no stock sales by Mark J. Bonney. It reports only a single acquisition transaction, reflecting a grant of 8,764 Plug Power common shares as director compensation.