PLUG POWER INC — Director's Dealing 2021

Aug 31, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PLUG POWER INC (PLUG)
CIK: 0001093691
Period of Report: 2021-08-28

Reporting Person: Conway Gerard L JR (Gen. Coun, Corp Sec., Sr. VP)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-08-28	Common Stock	M	66667	—	Acquired	287538	Direct
2021-08-28	Common Stock	F	34087	$26.60	Disposed	253451	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-08-28	Restricted Stock Unit	$	M	66667	Disposed		Common Stock (66667)	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: On August 28, 2018, the Reporting Person was granted 200,000 restricted stock units, vesting in three substantially equal annual installments beginning on the first anniversary of the grant date.