IRONWOOD INVESTMENT MANAGEMENT LLC - AMERICAN SUPERCONDUCTOR CORP ownership

AMERICAN SUPERCONDUCTOR CORP's ticker is and the CUSIP is 30111108. A total of 5 filers reported holding AMERICAN SUPERCONDUCTOR CORP in Q2 2013. The put-call ratio across all filers is - and the average weighting 0.1%.

Quarter-by-quarter ownership
IRONWOOD INVESTMENT MANAGEMENT LLC ownership history of AMERICAN SUPERCONDUCTOR CORP
ValueSharesWeighting
Q2 2013$1,994,000755,1590.35%
Other shareholders
AMERICAN SUPERCONDUCTOR CORP shareholders Q2 2013
NameSharesValueWeighting ↓
SIMPLEX TRADING, LLC 18,085$13,0000.00%
SECURITY NATIONAL TRUST CO 100$00.00%
GROUP ONE TRADING, L.P. 18,655$14,0000.00%
View complete list of AMERICAN SUPERCONDUCTOR CORP shareholders