PARKERVISION INC

CUSIP: 701354102 Class: CMN

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q3 2015
Shares 14,826 Value ($000) $3 Avg Close — Range —
Q2 2015
Shares 21,026 Value ($000) $8 Avg Close — Range —
Q1 2015
Shares 16,026 Value ($000) $13 Avg Close — Range —
Q4 2014
Shares 3,487 Value ($000) $3 Avg Close — Range —
Q1 2014
Shares 1,052 Value ($000) $5 Avg Close — Range —
Q3 2013
Shares 111,470 Value ($000) $373 Avg Close — Range —
Q2 2013
Shares 50,883 Value ($000) $232 Avg Close — Range —