DIMENSIONAL FUND ADVISORS LP - PARKERVISION INC ownership

PARKERVISION INC's ticker is PRKR and the CUSIP is 701354102. A total of 89 filers reported holding PARKERVISION INC in Q4 2013. The put-call ratio across all filers is 0.84 and the average weighting 0.2%.

Quarter-by-quarter ownership
DIMENSIONAL FUND ADVISORS LP ownership history of PARKERVISION INC
ValueSharesWeighting
Q2 2015$54,000
-79.4%
143,753
-54.5%
0.00%
Q1 2015$262,000
-15.8%
315,929
-7.7%
0.00%
Q4 2014$311,000
-20.3%
342,2070.0%0.00%
Q3 2014$390,000
-22.9%
342,2070.0%0.00%
Q2 2014$506,000
-69.2%
342,2070.0%0.00%
-100.0%
Q1 2014$1,643,000
+5.5%
342,2070.0%0.00%0.0%
Q4 2013$1,557,000
+31.5%
342,207
-3.2%
0.00%0.0%
Q3 2013$1,184,000
-27.9%
353,376
-2.1%
0.00%
-50.0%
Q2 2013$1,643,000361,0960.00%
Other shareholders
PARKERVISION INC shareholders Q4 2013
NameSharesValueWeighting ↓
Alden Global Capital LLC 663,157$124,0000.08%
AWM Investment Company, Inc. 2,070,867$388,0000.08%
Concourse Capital Management, LLC 195,195$36,0000.02%
MSD Partners, L.P. 2,381,621$445,0000.02%
GROUP ONE TRADING, L.P. 336,644$63,0000.00%
Virtu KCG Holdings LLC 182,735$34,0000.00%
WELLINGTON MANAGEMENT GROUP LLP 13,657,721$2,561,0000.00%
Cowen Prime Services LLC 16,500$3,0000.00%
Walleye Trading LLC 23,400$4,0000.00%
Walleye Trading LLC 14,826$3,0000.00%
View complete list of PARKERVISION INC shareholders