AMERICAN SUPERCONDUCTOR CORP

CUSIP: 30111108 Class: COM

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q1 2015
Shares 1,748 Value ($000) $11 Avg Close — Range —
Q4 2014
Shares 18,655 Value ($000) $14 Avg Close — Range —
Q3 2014
Shares 83,551 Value ($000) $118 Avg Close — Range —
Q2 2014
Shares 83,144 Value ($000) $136 Avg Close — Range —
Q1 2014
Shares 47,587 Value ($000) $77 Avg Close — Range —
Q4 2013
Shares 24,256 Value ($000) $40 Avg Close — Range —
Q3 2013
Shares 22,013 Value ($000) $52 Avg Close — Range —