RBCN

Rubicon Technology, Inc.
RBCN

Overview Fund Activity
Delisted

RBCN was delisted on the 29th of December, 2022.

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101 hedge funds and large institutions have $138M invested in Rubicon Technology, Inc. in 2013 Q2 according to their latest regulatory filings, with 101 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
101
Holders Change
+101
Holders Change %
–
% of All Funds
3.3%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
101
Increased
–
Reduced
–
Closed
–
Calls
$1.29M
Puts
$707K
Net Calls
+$579K
Net Calls Change
+$579K

Top Buyers

No buyers this quarter

Top Sellers

No sellers this quarter
Name Holding Trade Value Shares
Change 		Shares
Change %
Public Sector Pension Investment Board (PSP Investments)
51
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$262K +$262K +3,270 New
CCM
52
Coldstream Capital Management
Washington
$255K +$255K +3,196 New
California State Teachers Retirement System (CalSTRS)
53
California State Teachers Retirement System (CalSTRS)
California
$247K +$247K +3,083 New
Goldman Sachs
54
Goldman Sachs
New York
$223K +$223K +2,795 New
RhumbLine Advisers
55
RhumbLine Advisers
Massachusetts
$216K +$216K +2,697 New
Charles Schwab
56
Charles Schwab
California
$199K +$199K +2,350 New
TA
57
Teachers Advisors
New York
$197K +$197K +2,462 New
State Board of Administration of Florida Retirement System
58
State Board of Administration of Florida Retirement System
Florida
$195K +$195K +2,434 New
Zurich Cantonal Bank
59
Zurich Cantonal Bank
Switzerland
$192K +$192K +2,400 New
Bank of America
60
Bank of America
North Carolina
$188K +$188K +2,359 New
Deutsche Bank
61
Deutsche Bank
Germany
$182K +$182K +2,294 New
Susquehanna International Group
62
Susquehanna International Group
Pennsylvania
$181K +$181K +2,260 New
RFC
63
Regions Financial Corp
Alabama
$176K +$176K +2,206 New
RFC
64
Russell Frank Company
Washington
$169K +$169K +2,107 New
TPSF
65
Texas Permanent School Fund
Texas
$154K +$154K +1,924 New
NFA
66
Nationwide Fund Advisors
Ohio
$154K +$154K +1,928 New
Comerica Bank
67
Comerica Bank
Texas
$148K +$148K +1,855 New
Public Employees Retirement Association of Colorado
68
Public Employees Retirement Association of Colorado
Colorado
$145K +$145K +1,813 New
SB
69
Suntrust Banks
Georgia
$140K +$140K +1,771 New
PPA
70
Parametric Portfolio Associates
Washington
$134K +$134K +1,686 New
ASRS
71
Arizona State Retirement System
Arizona
$125K +$125K +1,570 New
LPL Financial
72
LPL Financial
California
$124K +$124K +1,560 New
Manulife (Manufacturers Life Insurance)
73
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$122K +$122K +1,534 New
D.E. Shaw & Co
74
D.E. Shaw & Co
New York
$118K +$118K +1,479 New
AllianceBernstein
75
AllianceBernstein
Tennessee
$115K +$115K +1,430 New
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