OBERWEIS ASSET MANAGEMENT INC/ - RPX CORP ownership

RPX CORP's ticker is RPXC and the CUSIP is 74972G103. A total of 155 filers reported holding RPX CORP in Q1 2015. The put-call ratio across all filers is 1.94 and the average weighting 0.1%.

Quarter-by-quarter ownership
OBERWEIS ASSET MANAGEMENT INC/ ownership history of RPX CORP
ValueSharesWeighting
Q4 2014$810,000
+0.4%
58,8000.0%0.24%
+9.5%
Q3 2014$807,000
-36.1%
58,800
-17.3%
0.22%
-28.9%
Q2 2014$1,262,000
-8.9%
71,100
-16.5%
0.31%
+6.9%
Q1 2014$1,385,000
-4.3%
85,100
-0.6%
0.29%
-16.9%
Q4 2013$1,447,000
+170.5%
85,600
+180.7%
0.35%
+130.3%
Q3 2013$535,000
-48.4%
30,500
-50.6%
0.15%
-48.3%
Q2 2013$1,037,00061,7000.29%
Other shareholders
RPX CORP shareholders Q1 2015
NameSharesValueWeighting ↓
MANGROVE PARTNERS IM, LLC 2,977,235$35,727,0008.17%
683 Capital Management, LLC 750,000$9,000,0001.40%
Hawk Ridge Capital Management 246,759$2,961,0001.33%
HAYS ADVISORY LLC 294,354$3,532,0000.83%
Matarin Capital Management, LLC 342,548$4,110,576,0000.40%
Bragg Financial Advisors, Inc 178,712$2,145,0000.34%
PEREGRINE CAPITAL MANAGEMENT LLC 918,787$11,007,0000.28%
Ativo Capital Management LLC 89,018$1,068,0000.26%
Pacific Ridge Capital Partners, LLC 74,530$894,0000.25%
ISTHMUS PARTNERS, LLC 66,108$793,0000.23%
View complete list of RPX CORP shareholders