PLUG POWER INC

Ticker: PLUG CUSIP: 72919P202 Class: Common Stock

DELTA ASSET MANAGEMENT LLC/TN's Holding History (CIK: 0000860857)

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

Q1 2017
Shares 100 Value ($000) $0 Avg Close $1.15 Range $0.83 - $1.52
Q4 2016
Shares 100 Value ($000) $0 Avg Close $1.47 Range $1.18 - $1.76
Q3 2016
Shares 100 Value ($000) $0 Avg Close $1.66 Range $1.34 - $1.95
Q2 2016
Shares 100 Value ($000) $0 Avg Close $1.91 Range $1.60 - $2.28
Q1 2016
Shares 100 Value ($000) $0 Avg Close $1.88 Range $1.30 - $2.25
Q4 2015
Shares 100 Value ($000) $0 Avg Close $2.20 Range $1.76 - $2.98
Q3 2015
Shares 100 Value ($000) $0 Avg Close $2.13 Range $1.56 - $2.85
Q2 2015
Shares 100 Value ($000) $0 Avg Close $2.62 Range $2.32 - $2.85
Q1 2015
Shares 100 Value ($000) $0 Avg Close $2.90 Range $2.42 - $3.38
Q4 2014
Shares 100 Value ($000) $0 Avg Close $3.98 Range $2.60 - $5.48
Q3 2014
Shares 100 Value ($000) $0 Avg Close $5.15 Range $4.00 - $6.47