SUPERCONDUCTOR TECHNOLOGIES

CUSIP: 867931602 Class: COM PAR NEW

Virtu Financial LLC's Holding History (CIK: 0001533964)

Note: Option positions (PUT/CALL) are excluded.

Q4 2019
Shares 63,647 Value ($000) $12 Avg Close — Range —
Q2 2019
Shares 13,210 Value ($000) $11 Avg Close — Range —
Q1 2019
Shares 10,813 Value ($000) $16 Avg Close — Range —
Q4 2018
Shares 14,160 Value ($000) $18 Avg Close — Range —