VANGUARD GROUP INC - 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
VANGUARD GROUP INC ownership history of PARKERVISION INC
ValueSharesWeighting
Q4 2015$596,000
+21.6%
2,566,629
-1.8%
0.00%
Q3 2015$490,000
-49.2%
2,614,289
+1.7%
0.00%
Q2 2015$965,000
-56.7%
2,571,702
-4.2%
0.00%
Q1 2015$2,227,000
-8.4%
2,683,333
+0.4%
0.00%
Q4 2014$2,431,000
-23.5%
2,671,624
-4.1%
0.00%
Q3 2014$3,177,000
-21.3%
2,787,161
+2.2%
0.00%
Q2 2014$4,035,000
-67.4%
2,726,380
+5.8%
0.00%
-100.0%
Q1 2014$12,366,000
+10.5%
2,576,285
+4.7%
0.00%0.0%
Q4 2013$11,192,000
+49.1%
2,459,713
+9.7%
0.00%0.0%
Q3 2013$7,508,000
-24.2%
2,241,456
+2.9%
0.00%0.0%
Q2 2013$9,910,0002,177,9390.00%
Other shareholders
PARKERVISION INC shareholders Q4 2013
NameSharesValueWeighting ↓
Del Mar Asset Management, LP 2,999,999$13,650,0006.00%
HELLMAN JORDAN MANAGEMENT CO INC /MA/ 2,000,550$9,103,0005.75%
MARXE AUSTIN W & GREENHOUSE DAVID M 6,233,875$28,364,0003.04%
SLS MANAGEMENT LLC 379,055$1,725,0001.45%
Alden Global Capital Ltd 786,357$3,578,0000.90%
Knoll Capital Management, LLC 200,000$910,0000.46%
MANGROVE PARTNERS IM, LLC 121,000$551,0000.23%
Verition Fund Management LLC 203,100$924,0000.16%
WHITE PINE CAPITAL LLC 154,800$704,0000.13%
MARATHON CAPITAL MANAGEMENT 33,000$150,0000.11%
View complete list of PARKERVISION INC shareholders