PARKERVISION INC

Ticker: PRKR CUSIP: 701354300 Class: USD

FIRST MANHATTAN CO. LLC.'s Holding History (CIK: 0000728083)

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

Q1 2018
Shares 1,000 Value ($000) $0 Avg Close $0.94 Range $0.76 - $1.25
Q4 2017
Shares 1,000 Value ($000) $1 Avg Close $1.34 Range $1.02 - $1.73
Q3 2017
Shares 1,000 Value ($000) $1 Avg Close $1.82 Range $1.57 - $2.24