COLUMBIA WANGER ASSET MANAGEMENT LLC - RUBICON TECHNOLOGY INC ownership

RUBICON TECHNOLOGY INC's ticker is RBCN and the CUSIP is 78112T107. A total of 103 filers reported holding RUBICON TECHNOLOGY INC in Q3 2014. The put-call ratio across all filers is 1.61 and the average weighting 0.0%.

Quarter-by-quarter ownership
COLUMBIA WANGER ASSET MANAGEMENT LLC ownership history of RUBICON TECHNOLOGY INC
ValueSharesWeighting
Q1 2016$810,000
-75.4%
1,109,518
-61.7%
0.01%
-72.7%
Q4 2015$3,299,000
+11.2%
2,894,207
+0.4%
0.03%
+37.5%
Q3 2015$2,968,000
-61.5%
2,881,960
-9.1%
0.02%
-52.0%
Q2 2015$7,705,000
-42.5%
3,170,799
-6.7%
0.05%
-31.5%
Q1 2015$13,396,000
+13.8%
3,400,000
+32.0%
0.07%
+25.9%
Q4 2014$11,773,000
+10.8%
2,575,985
+3.0%
0.06%
+18.4%
Q3 2014$10,625,000
+953.0%
2,500,000
+2068.7%
0.05%
+1125.0%
Q2 2014$1,009,000115,2790.00%
Other shareholders
RUBICON TECHNOLOGY INC shareholders Q3 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