PLUG POWER INC — Director's Dealing 2020

Sep 1, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PLUG POWER INC (PLUG)
CIK: 0001093691
Period of Report: 2020-08-19

Reporting Person: Marsh Andrew (Director, President & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-08-19	Plug Power Common Stock	M	216667	—	Acquired	321079	Direct
2020-08-19	Plug Power Common Stock	F	104369	$13.65	Disposed	216710	Direct
2020-08-28	Plug Power Common Stock	M	166666	—	Acquired	383376	Direct
2020-08-28	Plug Power Common Stock	F	80284	$13.07	Disposed	303092	Direct
2020-08-28	Plug Power Common Stock	M	166666	$1.96	Acquired	469758	Direct
2020-08-28	Plug Power Common Stock	S	166666	$12.9512	Disposed	303092	Direct
2020-08-31	Plug Power Common Stock	S	104412	$12.9765	Disposed	198680	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2020-08-19	Restricted Stock Unit	$	M	216667	Disposed		Common Stock (216667)	Direct
2020-08-28	Restricted Stock Unit	$	M	166666	Disposed		Common Stock (166666)	Direct
2020-08-28	Stock Option (Right to Buy)	$1.96	M	166666	Disposed	2028-08-28	Common Stock (166666)	Direct

Footnotes

F1: Each restricted stock unit is the equivalent of one share of Plug Power Inc. common stock.

F2: Tendered to Issuer to satisfy tax withholding obligations of the Reporting Person incurred in connection with the vesting of the Reporting Person's restricted stock unit awards.

F3: Shares sold pursuant to a pre-established 10b5-1 trading plan effective as of March 17, 2020.

F4: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.71 to $13.12, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.

F5: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.77 to $13.29, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.

F6: On August 19, 2019, the Reporting Person was granted 650,000 restricted stock units, vesting in three substantially equal annual installments beginning on the first anniversary of the grant date.

F7: On August 28, 2018, the Reporting Person was granted 500,000 restricted stock units, vesting in three substantially equal annual installments beginning on the first anniversary of the grant date.

F8: On August 28, 2018, the Reporting Person was granted 500,000 stock options, vesting in three substantially equal annual installments beginning on the first anniversary of the grant date.