FORM 4 [ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).         
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES
                                                                                  
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
                      
1. Name and Address of Reporting Person * Schmid Keith 2. Issuer Name and Ticker or Trading Symbol PLUG POWER INC [ PLUG ] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable)_____ Director                    _____ 10% Owner
__X__ Officer (give title below)    _____ Other (specify below)
COO & Sr. VP
(Last)         (First)         (Middle)
C/O PLUG POWER INC., 968 ALBANY SHAKER ROAD
3. Date of Earliest Transaction (MM/DD/YYYY)
9/28/2020
(Street)
LATHAM, NY 12110
(City)       (State)       (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)
 
6. Individual or Joint/Group Filing (Check Applicable Line) _X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. 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  9/28/2020    A(1)    200000  A $0  356220  D   

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. Trans. 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 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 of Derivative Security: 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
Stock Option (Right to Buy)  $13.20  9/28/2020    A (2)    100000       (3) 9/28/2030  Common Stock  100000  $0  100000  D   
Stock Option (Right to Buy)  $15.51  9/28/2020    A (2)    100000       (4) 9/28/2030  Common Stock  100000  $0  100000  D   

Explanation of Responses:
(1)  Consists of a restricted stock unit award made pursuant to the Issuer's 2011 Stock Option and Incentive Plan. The restricted stock units vest in three substantially equal installments beginning on the first anniversary of the grant date.
(2)  Awarded pursuant to the Issuer's 2011 Stock Option and Incentive Plan.
(3)  On September 28, 2020, the Reporting Person was granted 100,000 stock options, vesting in three substantially equal installments beginning on the first anniversary of the grant date.
(4)  On September 28, 2020, the Reporting Person was granted 100,000 stock options, vesting in three substantially equal installments beginning on the first anniversary of the grant date.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
Schmid Keith
C/O PLUG POWER INC.
968 ALBANY SHAKER ROAD
LATHAM, NY 12110


COO & Sr. VP

Signatures
/s/ Gerard L. Conway Jr., Attorney-in-Fact 9/30/2020
**Signature of Reporting Person Date
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