ELLINGTON MANAGEMENT GROUP LLC - AMERICAN SUPERCONDUCTOR CORP ownership

AMERICAN SUPERCONDUCTOR CORP's ticker is AMSC and the CUSIP is 030111207. A total of 73 filers reported holding AMERICAN SUPERCONDUCTOR CORP in Q3 2016. The put-call ratio across all filers is 0.59 and the average weighting 0.0%.

Quarter-by-quarter ownership
ELLINGTON MANAGEMENT GROUP LLC ownership history of AMERICAN SUPERCONDUCTOR CORP
ValueSharesWeighting
Q1 2019$415,000
+18.6%
32,300
+2.9%
0.08%
-28.3%
Q4 2018$350,000
+173.4%
31,400
+106.6%
0.11%
-40.4%
Q2 2016$128,00015,2000.18%
Other shareholders
AMERICAN SUPERCONDUCTOR CORP shareholders Q3 2016
NameSharesValueWeighting ↓
AWM Investment Company, Inc. 1,268,670$29,712,0003.78%
Stormborn Capital Management, LLC 225,000$5,270,0002.75%
Telemark Asset Management, LLC 470,000$11,007,0001.14%
Hood River Capital Management LLC 741,688$17,370,0000.58%
ESSEX INVESTMENT MANAGEMENT CO LLC 161,994$3,794,0000.47%
CM Management, LLC 19,589$459,0000.43%
EAM Global Investors LLC 56,960$1,334,0000.36%
Portolan Capital Management 166,935$3,910,0000.36%
EAM Investors, LLC 76,895$1,801,0000.30%
FORMULA GROWTH LTD 75,000$1,757,0000.29%
View complete list of AMERICAN SUPERCONDUCTOR CORP shareholders