AMERICAN SUPERCONDUCTOR CORP

CUSIP: 030111108 Class: COM

FIRST MANHATTAN CO. LLC.'s Holding History (CIK: 0000728083)

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

Q4 2014
Shares 156,200 Value ($000) $115 Avg Close — Range —
Q3 2014
Shares 143,400 Value ($000) $202 Avg Close — Range —
Q2 2014
Shares 143,400 Value ($000) $233 Avg Close — Range —
Q1 2014
Shares 143,400 Value ($000) $230 Avg Close — Range —
Q4 2013
Shares 143,400 Value ($000) $235 Avg Close — Range —
Q3 2013
Shares 143,400 Value ($000) $335 Avg Close — Range —
Q2 2013
Shares 143,400 Value ($000) $384 Avg Close — Range —