PARKERVISION INC

CUSIP: 701354102 Class: CMN

COMERICA BANK's Holding History (CIK: 0000901541)

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

Q3 2013
Shares 13,110 Value ($000) $44 Avg Close — Range —
Q2 2013
Shares 12,515 Value ($000) $57 Avg Close — Range —