VAN DEN BERG MANAGEMENT I, INC - RUBICON TECHNOLOGY INC ownership

RUBICON TECHNOLOGY INC's ticker is RBCN and the CUSIP is 78112T107. A total of 114 filers reported holding RUBICON TECHNOLOGY INC in Q2 2014. The put-call ratio across all filers is 0.79 and the average weighting 0.1%.

Quarter-by-quarter ownership
VAN DEN BERG MANAGEMENT I, INC ownership history of RUBICON TECHNOLOGY INC
ValueSharesWeighting
Q3 2014$487,000
-49.0%
114,690
+5.1%
0.04%
-44.1%
Q2 2014$955,000
-23.6%
109,135
-1.4%
0.07%
-20.9%
Q1 2014$1,250,000
+13.3%
110,715
-0.1%
0.09%0.0%
Q4 2013$1,103,000
+37.0%
110,840
+66.8%
0.09%
+32.3%
Q3 2013$805,00066,4700.06%
Other shareholders
RUBICON TECHNOLOGY INC shareholders Q2 2014
NameSharesValueWeighting ↓
Invicta Capital Management, LLC 1,250,000$10,938,0005.70%
QUENTEC ASSET MANAGEMENT LLC 995,927$8,714,0002.27%
Ecofin Advisors Ltd 1,077,171$9,425,0001.60%
Irving Magee Investment Management 293,080$2,564,0001.16%
AGF Investments America Inc. 221,200$1,935,0000.75%
ZEKE CAPITAL ADVISORS, LLC 83,000$726,0000.58%
Pacific Ridge Capital Partners, LLC 89,770$785,0000.54%
RIVER GLOBAL INVESTORS LLP 173,900$1,520,0000.40%
RobecoSam USA, Inc. 35,000$306,0000.33%
Cortina Asset Management, LLC 951,794$8,328,0000.32%
View complete list of RUBICON TECHNOLOGY INC shareholders