PLUG POWER INC — Director's Dealing 2017

Dec 6, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PLUG POWER INC (PLUG)
CIK: 0001093691
Period of Report: 2017-12-01

Reporting Person: MIDDLETON PAUL B (Chief Financial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-12-01	Common Stock	M	13332	—	Acquired	29800	Direct
2017-12-01	Common Stock	F	4832	$2.51	Disposed	24968	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-12-01	Restricted Stock Units	$1.31	A	13332	Disposed		Common Stock (13332)	Direct

Footnotes

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

F2: The restricted stock units vest in equal monthly installments over a three-year period beginning on December 1, 2014. This is the final vesting event.