PERKINS CAPITAL MANAGEMENT INC - SUPERCONDUCTOR TECHNOLOGIES ownership

Quarter-by-quarter ownership
PERKINS CAPITAL MANAGEMENT INC ownership history of SUPERCONDUCTOR TECHNOLOGIES
ValueSharesWeighting
Q1 2015$61,000
-56.1%
43,000
-14.0%
0.05%
-57.1%
Q4 2014$139,000
-1.4%
50,0000.0%0.12%0.0%
Q3 2014$141,000
-2.8%
50,0000.0%0.12%
+16.7%
Q2 2014$145,000
-28.6%
50,000
-33.3%
0.10%
-28.2%
Q1 2014$203,000
+22.3%
75,000
-2.6%
0.14%
+26.8%
Q4 2013$166,000
+151.5%
77,000
+89.4%
0.11%
+138.3%
Q3 2013$66,000
+53.5%
40,646
+196.1%
0.05%
+38.2%
Q2 2013$43,00013,7290.03%
Other shareholders
SUPERCONDUCTOR TECHNOLOGIES shareholders Q3 2023
NameSharesValueWeighting ↓
KOPP INVESTMENT ADVISORS LLC 2,615,516$7,559,0003.47%
BARD ASSOCIATES INC 224,451$649,0000.26%
Rotella Capital Management, Inc. 49,905$144,0000.12%
PERKINS CAPITAL MANAGEMENT INC 50,000$145,0000.10%
Cambridge Investment Research Advisors, Inc. 15,000$43,0000.00%
Virtu KCG Holdings LLC 14,119$41,0000.00%
FIRST NEW YORK SECURITIES LLC /NY 500$1,445,0000.00%
UBS AG 3,200$9,0000.00%
AMERICAN INTERNATIONAL GROUP, INC. 16$46,0000.00%
BANK OF AMERICA CORP /DE/ 351$1,0000.00%
View complete list of SUPERCONDUCTOR TECHNOLOGIES shareholders