RBCN

Rubicon Technology, Inc. Institutional Ownership

$5.11
*  
0.16
3.23%
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*Delayed - data as of Nov. 21, 2014  -  Find a broker to begin trading RBCN now
Exchange: NASDAQ
Industry: Technology
Community Rating:
 
 
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Ownership Summary Institutional Holdings Insiders
(SEC Form 4)
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Ownership Summary


Institutional Ownership 86.39%
Total Shares Outstanding (millions) 26
Total Value of Holdings (millions) $115

Active Positions

Holders Shares
Increased Positions 52 6,795,937
Decreased Positions 57 6,244,139
Held Positions 19 9,551,727
Total Institutional Shares 128 22,591,803

New and Sold Out Positions


Holders Shares
New Positions 15 2,369,219
Sold Out Positions 24 2,420,319

128 Institutional Holders
22,591,803 Total Shares Held


Click on the column header links to resort ascending (▲) or descending (▼).
Owner Name Date Shared Held Change (Shares) Change (%) Value (in 1,000s)
COLUMBIA WANGER ASSET MANAGEMENT LLC 09/30/2014 2,500,000 2,384,721 2,068.65 12,775
FMR LLC 09/30/2014 2,404,017 137,300 6.06 12,285
ARIEL INVESTMENTS, LLC 09/30/2014 2,206,147 856,940 63.51 11,273
ROYCE & ASSOCIATES LLC 09/30/2014 1,358,614 (275,500) (16.86) 6,943
BLACKROCK FUND ADVISORS 09/30/2014 1,185,104 (124,000) (9.47) 6,056
ECOFIN LTD 06/30/2014 1,077,171 1,077,171 New 5,504
QUENTEC ASSET MANAGEMENT LLC 09/30/2014 940,625 (55,302) (5.55) 4,807
CORTINA ASSET MANAGEMENT, LLC 09/30/2014 927,670 (24,124) (2.54) 4,740
SAC CAPITAL ADVISORS LP 03/31/2014 833,900 833,900 New 4,261
BARCLAYS GLOBAL INVESTORS UK HOLDINGS LTD 09/30/2014 784,856 55,921 7.67 4,011
VANGUARD GROUP INC 09/30/2014 695,431 (101,916) (12.78) 3,554
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 09/30/2014 648,767 (2,656,505) (80.37) 3,315
TOCQUEVILLE ASSET MANAGEMENT L.P. 09/30/2014 615,514 (9,111) (1.46) 3,145
DIMENSIONAL FUND ADVISORS LP 09/30/2014 479,144 (22,527) (4.49) 2,448
LAPIDES ASSET MANAGEMENT, LLC 09/30/2014 456,800 230,000 101.41 2,334

Institutional Holdings information for this company is filed by major institutions on form 13-F with the Securities and Exchange Commission.
info  Learn more about Institutional Holdings