SUPERCONDUCTOR TECHNOLOGIES

CUSIP: 867931503 Class: COM PAR NEW

NORTHERN TRUST CORP's Holding History (CIK: 0000073124)

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

Q2 2018
Shares 12,818 Value ($000) $12 Avg Close — Range —
Q1 2018
Shares 15,075 Value ($000) $14 Avg Close — Range —