SUPERCONDUCTOR TECHNOLOGIES

CUSIP: 867931503 Class: COM PAR NEW

BARCLAYS PLC's Holding History (CIK: 0000312069)

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

Q2 2018
Shares 4,000 Value ($000) $4 Avg Close — Range —
Q1 2018
Shares 23,505 Value ($000) $22 Avg Close — Range —