SIMPLEX TRADING, LLC - PARKERVISION INC ownership

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PARKERVISION INC's ticker is PRKR and the CUSIP is 701354300. A total of 32 filers reported holding PARKERVISION INC in Q1 2016. The put-call ratio across all filers is - and the average weighting 0.0%.

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Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of PARKERVISION INC
ValueSharesWeighting
Q1 2018$0–220
-63.2%
0.00%–
Q4 2017$0–598
+31.1%
0.00%–
Q3 2017$0
-100.0%
456
-51.8%
0.00%–
Q1 2017$1,000
-75.0%
946
-63.8%
0.00%–
Q4 2016$4,000–2,610
+26000.0%
0.00%–
Q1 2016$0–10–0.00%–
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Other shareholders
PARKERVISION INC shareholders Q1 2016
NameSharesValueWeighting ↓
MAI Capital Management 10,000$8000.00%
View complete list of PARKERVISION INC shareholders