Plug Power officer plans sale of 13,810 shares

An officer of PLUG plans a Rule 144 sale of 13,810 shares under a Rule 10b5-1 trading plan, a small amount relative to about 1.4 billion shares outstanding.

Rhea-AI Filing Summary

PLUG POWER INC received a notice that officer Benjamin Haycraft intends to sell 13,810 shares of common stock under Rule 144 through RBC Capital Markets LLC. The planned sale, with an aggregate market value of $29,553.00, is expected around September 11, 2026 on NASDAQ.

The shares relate to restricted stock units that vested on November 7, 2024 and were acquired from the issuer. As of the notice, 1,397,195,278 shares of Plug Power common stock were outstanding; this is a baseline figure, not the amount being sold. The sale is disclosed as being made pursuant to a Rule 10b5-1 plan established on June 11, 2026.

Key Figures

Shares to be sold under Rule 144: 13,810 shares Aggregate market value of planned sale: $29,553.00 Shares outstanding: 1,397,195,278 shares +3 more

6 metrics

Shares to be sold under Rule 144 13,810 shares Planned sale by officer Benjamin Haycraft disclosed in the Form 144 notice

Aggregate market value of planned sale $29,553.00 Value of the 13,810 PLUG common shares to be sold

Shares outstanding 1,397,195,278 shares PLUG POWER INC common shares outstanding as referenced in the notice

Planned sale date September 11, 2026 Approximate date of sale for the Rule 144 transaction

RSU vesting date November 7, 2024 Acquisition date of the shares via RSU vest from the issuer

Rule 10b5-1 plan establishment date June 11, 2026 Date the trading plan governing the sale was established, per remarks

Key Terms

Rule 144, Rule 10B5-1 plan, RSU VEST

3 terms

Rule 144 regulatory

"144: Filer Information 144: Issuer Information"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Rule 10B5-1 plan regulatory

"Remarks | SOLD PURSUANT TO A RULE 10B5-1 PLAN ESTABLISHED 06-11-26"

A Rule 10b5-1 plan is a prearranged, written schedule that lets corporate insiders buy or sell company stock at set times or amounts, even if they later learn material nonpublic information. Think of it like setting an automatic thermostat for trades: it creates a clear record that trades were planned in advance, reducing the risk of insider-trading accusations and helping investors trust that insider transactions are routine rather than based on secret information.

RSU VEST financial

"COMMON | 11/07/2024 | RSU VEST | ISSUER"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the Form 144 filing disclose for PLUG Power Inc. (PLUG)?

It discloses that officer Benjamin Haycraft intends to sell 13,810 shares of PLUG POWER INC common stock under Rule 144, through RBC Capital Markets LLC, with an aggregate market value of $29,553.00, expected around September 11, 2026 on NASDAQ.

How many PLUG shares are planned to be sold and what is their value?

The notice states a planned sale of 13,810 shares of PLUG POWER INC common stock, with an aggregate market value of $29,553.00 as reported in the filing’s securities information section.

Who is selling PLUG POWER INC (PLUG) shares and under what plan?

Officer Benjamin Haycraft is the person for whose account the PLUG POWER INC shares are to be sold. The remarks state the shares are being sold pursuant to a Rule 10b5-1 plan established on June 11, 2026.

What is the source of the PLUG shares being sold in this Form 144?

The securities to be sold section states the PLUG POWER INC common shares were acquired via RSU VEST on November 7, 2024 from the issuer, indicating they came from vested restricted stock units.

How many PLUG shares were outstanding at the time of the Form 144 notice?

The filing reports 1,397,195,278 shares of PLUG POWER INC common stock outstanding as of the notice context. This figure provides capital-structure context and is not the amount covered by the planned Rule 144 sale.

Which broker is handling the planned PLUG Power (PLUG) share sale?

The securities information section lists RBC Capital Markets LLC, located in Minneapolis, as the broker for the common stock to be sold on NASDAQ under Rule 144.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 09/11/2026 - 12:22 PM Accepted by SEC EDGAR 09/11/2026 - 12:22 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0002085249
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	PLUG POWER INC
SEC File Number	001-34392
Address of Issuer	125 VISTA BOULEVARD SLINGERLANDS NEW YORK 12159
Phone	5187827700
Name of Person for Whose Account the Securities are To Be Sold	Haycraft Benjamin
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
COMMON	RBC CAPITAL MARKETS LLC 250 NICOLLET MALL, SUITE 1700 MINNEAPOLIS MN 55401	13810	29553.00	1397195278	09/11/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
COMMON	11/07/2024	RSU VEST	ISSUER			13810	11/07/2024	N/A

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks	SOLD PURSUANT TO A RULE 10B5-1 PLAN ESTABLISHED 06-11-26
Date of Notice	09/11/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	06/11/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	POA / JEFFREY EISCHENS
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)