PARKERVISION INC

CUSIP: 701354102 Class: CMN

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

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

Q4 2015
Shares 149,700 Value ($000) $35 Avg Close — Range —
Q3 2015
Shares 149,655 Value ($000) $28 Avg Close — Range —
Q2 2015
Shares 917,453 Value ($000) $344 Avg Close — Range —
Q1 2015
Shares 1,034,741 Value ($000) $858 Avg Close — Range —
Q4 2014
Shares 1,033,565 Value ($000) $940 Avg Close — Range —
Q3 2014
Shares 1,051,287 Value ($000) $1,198 Avg Close — Range —
Q2 2014
Shares 1,023,317 Value ($000) $1,515 Avg Close — Range —
Q1 2014
Shares 1,136,214 Value ($000) $5,454 Avg Close — Range —
Q4 2013
Shares 1,254,274 Value ($000) $5,707 Avg Close — Range —
Q3 2013
Shares 1,215,095 Value ($000) $4,070 Avg Close — Range —
Q2 2013
Shares 1,148,443 Value ($000) $5,226 Avg Close — Range —