Who owns Rubicon Technology?

Key details on Rubicon Technology (Ticker: RBCN)

Who owns Rubicon Technology?

Is RBCN a good stock to own? Find out who bought Rubicon Technology, who sold Rubicon Technology (RBCN) stock, and who holds a large position in Rubicon Technology.

Fund Name Number of Shares Share Valuation As Of
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 2.93M $33.11M March 31, 2014
Sparta Asset Management 2.24M $22.89M June 30, 2012
FMR 2.05M $23.13M March 31, 2014
Royce & Associates 1.85M $20.93M March 31, 2014
BlackRock Fund Advisors 1.26M $14.28M March 31, 2014
WEISS MULTI-STRATEGY ADVISERS 1.23M $13.91M March 31, 2014
Waddell & Reed Financial 1.19M $13.45M March 31, 2014
Ecofin 1.08M $9.43M June 30, 2014
Cortina Asset Management 974958 $11.01M March 31, 2014
Quentec Asset Management 862283 $9.74M March 31, 2014
Signia Capital Management 840148 $6.70M June 30, 2013
S.A.C. Capital Advisors 833900 $9.41M March 31, 2014
Vanguard 784862 $8.85M March 31, 2014
Ariel Investments 761517 $8.60M March 31, 2014
BlackRock Institutional Trust Company, N.A. 634489 $7.16M March 31, 2014
Aegis Financial Corporation 578482 $4.61M June 30, 2013
OHIO PERS 550615 $5.74M March 31, 2012
Inves 514906 $5.80M March 31, 2014
DIMENSIONAL FUND ADVISORS 504479 $5.70M March 31, 2014
Invicta Capital Management 500000 $6.05M Sept. 30, 2013
Tocqueville Asset Management 496303 $5.60M March 31, 2014
ESSEX INVESTMENT MANAGEMENT 490518 $5.94M Sept. 30, 2013
NORTHERN TRUST 439115 $4.95M March 31, 2014
STATE STREET CORPORATION 403983 $4.56M March 31, 2014
Roxbury Capital Management 387905 $3.96M June 30, 2012
Lapides Asset Management 355100 $2.83M June 30, 2013
Antipodean Advisors 315112 $3.02M Sept. 30, 2012
AlphaOne Investment Services 304223 $1.86M Dec. 31, 2012
D.A. Davidson & Co. 303365 $2.91M Sept. 30, 2012
RS INVESTMENT MANAGEMENT 300822 $3.64M Sept. 30, 2013

Who sold Rubicon Technology?

Fund Name Date Sold Number of Shares Sold Share Valuation
Artis Capital Management, L P Sept. 30, 2011 321500 $3.51M
SAM Sustainable Asset Management June 30, 2011 2.61M $42.91M
Hound Partners June 30, 2011 973200 $16.41M
Tiger Global Management June 30, 2011 750000 $12.64M
First Trust Advisors June 30, 2011 546605 $9.22M
Robeco Institutional Asset Management B V June 30, 2011 418000 $7.05M
GOLDMAN SACHS June 30, 2011 342646 $5.78M
DnB NOR Asset Management AS March 31, 2011 1.12M $31.10B
Allianz Global Investors of America March 31, 2011 991078 $27.43M
BAM March 31, 2011 750000 $20.76M
Kleinheinz Capital Partners March 31, 2011 500000 $13.84M
UBS AG March 31, 2011 359959 $9.96M
Zevenbergen Capital Investments Dec. 31, 2010 708650 $14.94M
Ardsley Advisory Partners Dec. 31, 2010 695000 $14.65M
Adage Capital Partners GP Dec. 31, 2010 661000 $13.93M
Empire Capital Management Dec. 31, 2010 495000 $10.44B
Mason Street Advisors Dec. 31, 2010 382321 $8.06M
Perimeter Capital Partners Dec. 31, 2010 335611 $7.07M
ING Investment Management Dec. 31, 2010 324012 $4.09M
Brown Advisory Holdings Incorporated Dec. 31, 2010 319201 $6.73M