AMERICAN SUPERCONDUCTOR CORP

Ticker: AMSC CUSIP: 030111207 Class: Common Stock

Clean Yield Group's Holding History (CIK: 0001525865)

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

Q1 2017

Shares 7 Value ($000) $0 Avg Close $6.73 Range $5.86 - $7.82

Q3 2016

Shares 7 Value ($000) $0 Avg Close $7.75 Range $6.21 - $9.63

Q2 2016

Shares 7 Value ($000) $0 Avg Close $9.32 Range $7.44 - $12.50

Q1 2016

Shares 7 Value ($000) $0 Avg Close $6.70 Range $5.28 - $9.05

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2017	7	$0	$6.73	$5.86 - $7.82
Q3 2016	7	$0	$7.75	$6.21 - $9.63
Q2 2016	7	$0	$9.32	$7.44 - $12.50
Q1 2016	7	$0	$6.70	$5.28 - $9.05