SCON - Superconductor Technologies Inc.

NasdaqCM - NasdaqCM Delayed Price. Currency in USD

Major Holders

Currency in USD
Breakdown
0.27% % of Shares Held by All Insider
15.19% % of Shares Held by Institutions
15.23% % of Float Held by Institutions
11 Number of Institutions Holding Shares

Direct Holders (Forms 3 and 4)

Name Shares Date Reported
KOPP LEROY C 1,030,282 Apr 9, 2017
KAPLAN MARTIN A 21,473 Sep 26, 2017
HALVORSON DAN L 15,000 Sep 26, 2017
DAVIS LYNN J 14,278 Sep 26, 2017

Top Institutional Holders

Holder Shares Date Reported % Out Value
Sabby Management, LLC 261,470 Mar 30, 2019 4.75% 392,205
Two Sigma Securities, LLC 11,738 Mar 30, 2019 0.21% 17,607
Virtu Financial LLC 10,813 Mar 30, 2019 0.20% 16,219
Vanguard Group, Inc. (The) 10,085 Mar 30, 2019 0.18% 15,127
Blackrock Inc. 4,546 Mar 30, 2019 0.08% 6,819
UBS Group AG 3,700 Mar 30, 2019 0.07% 5,550
Morgan Stanley 585 Mar 30, 2019 0.01% 877
AdvisorNet Financial, Inc 400 Jun 29, 2019 0.01% 328

Top Mutual Fund Holders

Holder Shares Date Reported % Out Value
Vanguard Extended Market Index Fund 10,085 Dec 30, 2018 0.18% 13,009
Fidelity Extended Market Index Fund 2,752 May 30, 2019 0.05% 2,216