PLUG POWER INC

Ticker: PLUG CUSIP: 72919P202 Class: Common Stock

ARK Investment Management LLC's Holding History (CIK: 0001697748)

Note: Option positions (PUT/CALL) are excluded.

Q4 2017

Shares 412,391 Value ($000) $973 Avg Close $2.56 Range $2.17 - $3.21

Q2 2017

Shares 194,433 Value ($000) $397 Avg Close $2.09 Range $1.25 - $2.70

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	412,391	$973	$2.56	$2.17 - $3.21
Q2 2017	194,433	$397	$2.09	$1.25 - $2.70