Cortina Asset Management’s Rubicon Technology, Inc. RBCN Stock Holding History

Cortina Asset Management’s Portfolio RBCN Stock Details RBCN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2015 Q1	–	Sell	-90,309	Closed	-$4.13M	–	282
2014 Q4	$4.13M	Sell	90,309 -2,458	-3%	-$108K	0.18%	162
2014 Q3	$3.94M	Sell	92,767 -2,412	-3%	-$165K	0.17%	165
2014 Q2	$8.33M	Sell	95,179 -2,317	-2%	-$210K	0.32%	131
2014 Q1	$11M	Buy	+97,496	New	+$11.6M	0.4%	110
2013 Q4	–	Sell	-58,547	Closed	-$7.09M	–	264
2013 Q3	$7.09M	Sell	58,547 -17,434	-23%	-$1.77M	0.28%	126
2013 Q2	$6.06M	Buy	+75,981	New	+$5.55M	0.24%	148

Other funds holding RBCN

Ariel Investments Chicago, Illinois $8.93B AUM 29.58% 1-Year Est. Return

Columbia Wanger Asset Management Chicago, Illinois $6.69B AUM 31.14% 1-Year Est. Return

Fidelity Investments

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return

Ecofin Advisors London, United Kingdom $239M AUM 45.14% 1-Year Est. Return

Aegis Financial Mc Lean, Virginia $580M AUM 105.74% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BlackRock Institutional Trust San Francisco, California $675B AUM 16.07% 1-Year Est. Return

BlackRock Fund Advisors San Francisco, California $542B AUM 18.13% 1-Year Est. Return

Massachusetts Financial Services

Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return