BlackRock Investment Management, LLC - SUPERCONDUCTOR TECHNOLOGIES ownership

SUPERCONDUCTOR TECHNOLOGIES's ticker is SCON and the CUSIP is 867931404. A total of 22 filers reported holding SUPERCONDUCTOR TECHNOLOGIES in Q2 2015. The put-call ratio across all filers is - and the average weighting 0.1%.

Quarter-by-quarter ownership
BlackRock Investment Management, LLC ownership history of SUPERCONDUCTOR TECHNOLOGIES
ValueSharesWeighting
Q1 2015$3,000
-50.0%
2,1510.0%0.00%
Q4 2014$6,0000.0%2,1510.0%0.00%
Q3 2014$6,0000.0%2,151
-1.0%
0.00%
Q2 2014$6,0002,1730.00%
Other shareholders
SUPERCONDUCTOR TECHNOLOGIES shareholders Q2 2015
NameSharesValueWeighting ↓
KOPP INVESTMENT ADVISORS LLC 2,291,244$3,231,0001.43%
Anson Funds Management LP 824,254$1,162,0001.04%
EQUITEC SPECIALISTS, LLC 833,708$1,176,0000.33%
BARD ASSOCIATES INC 221,369$312,0000.15%
SABBY MANAGEMENT, LLC 1,516,786$2,139,0000.09%
PERKINS CAPITAL MANAGEMENT INC 43,000$61,0000.05%
TENOR CAPITAL MANAGEMENT Co., L.P. 22,169$31,0000.01%
Virtu KCG Holdings LLC 115,494$163,0000.00%
Sigma Planning Corp 11,350$16,0000.00%
Spot Trading L.L.C 70,900$100,0000.00%
View complete list of SUPERCONDUCTOR TECHNOLOGIES shareholders