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  4. [Form 4] PLUG POWER INC Insider Trading Activity

Director Colin Angle receives 3,558 Plug Power (PLUG) shares as compensation

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Angle Colin M reported acquisition or exercise transactions in this Form 4 filing.

Plug Power Inc. director Colin M. Angle received an award of 3,558 shares of Common Stock, granted as compensation under the company’s Non-Employee Director Compensation Plan. The shares were valued at $2.71 per share on the grant date, and his direct holdings increased to 153,102 shares following this transaction.

Positive

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Insights

Routine equity grant increases director’s stake in Plug Power.

Director Colin M. Angle received 3,558 Plug Power common shares as a stock grant at $2.71 per share. A footnote explains this is compensation under the Non-Employee Director Compensation Plan, indicating a standard, board-approved pay practice rather than an open-market trade.

After the award, Angle holds 153,102 shares directly, so the grant adds a relatively small increment to his existing position. Because this is routine equity compensation and not a discretionary buy or sell, it typically carries limited information about short-term sentiment and does not materially change the overall investment thesis.

Insider Angle Colin M
Role null
Type Security Shares Price Value
Grant/Award Common Stock 3,558 $2.71 $10K
Holdings After Transaction: Common Stock — 153,102 shares (Direct, null)
Footnotes (1)
  1. [object Object]
Shares granted 3,558 shares Common Stock grant reported on July 1, 2026
Grant price $2.71 per share Value assigned to the stock award
Post-transaction holdings 153,102 shares Direct common stock owned by Colin Angle after grant
Transactions acquiring shares 1 transaction Form 4 summary shows one acquisition event
Non-Employee Director Compensation Plan financial
"Compensation awarded to directors pursuant to Plug Power Inc.'s Non-Employee Director Compensation Plan."
grant/award acquisition financial
"transaction_action: grant/award 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.
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Form 4 Insider Transactions: What Each Field Means →

FAQ

What did Plug Power (PLUG) director Colin M. Angle report in this Form 4?
Colin M. Angle reported receiving 3,558 shares of Plug Power common stock. The shares were granted as part of his director compensation, increasing his direct holdings to 153,102 shares after the transaction.

Was the Plug Power (PLUG) Form 4 transaction a market purchase or sale?
The Form 4 shows a grant or award acquisition, not a market purchase or sale. The transaction used code “A,” indicating stock granted as compensation rather than shares bought or sold in the open market.

What price was used for Colin Angle’s Plug Power (PLUG) stock grant?
The 3,558 Plug Power common shares were valued at $2.71 per share for the grant. This value reflects the price used to record the award, not an active trading decision in the open market.

How many Plug Power (PLUG) shares does Colin Angle hold after this grant?
After receiving the 3,558-share award, Colin Angle directly holds 153,102 Plug Power common shares. This figure represents his reported direct ownership position following the compensation-related transaction on the reported date.

What is the source of Colin Angle’s new Plug Power (PLUG) shares?
A footnote states the shares were awarded under Plug Power Inc.’s Non-Employee Director Compensation Plan. This means the additional 3,558 shares are part of standard director pay, not purchased independently or through a trading plan.
SEC Form 4
FORM 4UNITED 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*
Angle Colin M
(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)
XDirector10% 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)
XForm 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)
CodeVAmount(A) or (D)Price
Common Stock07/01/2026A(1)3,558A$2.71153,102D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount 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-Fact07/06/2026
** Signature of Reporting PersonDate
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)

Source: View Original Filing on SEC EDGAR