RBCN

Rubicon Technology, Inc.
RBCN

Overview Fund Activity
Delisted

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

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27 hedge funds and large institutions have $9.34M invested in Rubicon Technology, Inc. in 2017 Q2 according to their latest regulatory filings, with 3 funds opening new positions, 0 increasing their positions, 24 reducing their positions, and 11 closing their positions.

Holders
27
Holders Change
-8
Holders Change %
-22.86%
% of All Funds
0.67%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
3
Increased
–
Reduced
24
Closed
11
Calls
$19K
Puts
–
Net Calls
+$19K
Net Calls Change
+$19K

Top Buyers

1
TRCT
1
Tower Research Capital (TRC)
New York
$39K
2
GWM
2
Geneos Wealth Management
Colorado
$5K

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$2.56M
2
AI
2
Ariel Investments
Illinois
$1.67M
3
Renaissance Technologies
3
Renaissance Technologies
New York
$1.11M
4
RA
4
Royce & Associates
New York
$874K
5
RGI
5
River Global Investors
United Kingdom
$765K
Name Market Value Shares Shares
Change 		Shares
Change %
Fidelity Investments
1
Fidelity Investments
Massachusetts
$2.56M 276,320 -2,486,889 -90%
AI
2
Ariel Investments
Illinois
$1.67M 180,297 -2,287,294 -93%
Renaissance Technologies
3
Renaissance Technologies
New York
$1.11M 120,240 -775,760 -87%
RA
4
Royce & Associates
New York
$874K 94,335 -707,370 -88%
RGI
5
River Global Investors
United Kingdom
$765K 81,690 -632,634 -89%
New York State Common Retirement Fund
6
New York State Common Retirement Fund
New York
$468K 50,579 -455,212 -90%
BlackRock
7
BlackRock
New York
$465K 50,132 -486,893 -91%
BP
8
Bandera Partners
New York
$338K 36,472 -328,255 -90%
WAM
9
Wolverine Asset Management
Illinois
$310K 33,490 -320,766 -91%
Vanguard Group
10
Vanguard Group
Pennsylvania
$280K 30,271 -255,196 -89%
Deutsche Bank
11
Deutsche Bank
Germany
$252K 27,235 -110,733 -80%
Geode Capital Management
12
Geode Capital Management
Massachusetts
$107K 11,657 -107,707 -90%
KBC Group
13
KBC Group
Belgium
$56K 6,038 -48,488 -89%
TRCT
14
Tower Research Capital (TRC)
New York
$39K 4,181 +4,181 New
Morgan Stanley
15
Morgan Stanley
New York
$21K 2,303 -20,741 -90%
Wells Fargo
16
Wells Fargo
California
$5K 593 -5,341 -90%
GWM
17
Geneos Wealth Management
Colorado
$5K 588 +588 New
IP
18
Intellectus Partners
California
$4K 400 -3,600 -90%
DADC
19
D.A. Davidson & Co
Montana
$2K 320 -7,330 -96%
Bank of America
20
Bank of America
North Carolina
$2K 220 -1,988 -90%
ASN
21
Advisory Services Network
Georgia
$2K 195 -1,755 -90%
UBS Group
22
UBS Group
Switzerland
$1K 140 -21,965 -99%
Royal Bank of Canada
23
Royal Bank of Canada
Ontario, Canada
$1K 110 -890 -89%
Bank of Montreal
24
Bank of Montreal
Ontario, Canada
$1K 62 -558 -90%
AA
25
Ancora Advisors
Ohio
– – -160,700 Closed
1
2