RBCN

Rubicon Technology, Inc.
RBCN

Overview Fund Activity
Delisted

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

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18 hedge funds and large institutions have $5.44M invested in Rubicon Technology, Inc. in 2020 Q2 according to their latest regulatory filings, with 4 funds opening new positions, 4 increasing their positions, 4 reducing their positions, and 2 closing their positions.

Holders
18
Holders Change
+2
Holders Change %
+12.5%
% of All Funds
0.37%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
4
Increased
4
Reduced
4
Closed
2
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
RAM
1
Roumell Asset Management
Maryland
$663K
2
Vanguard Group
2
Vanguard Group
Pennsylvania
$658K
3
MAM
3
Marquette Asset Management
Minnesota
$34K
4
Renaissance Technologies
4
Renaissance Technologies
New York
$992K
5
Bank of America
5
Bank of America
North Carolina
$8K

Top Sellers

1
RGI
1
River Global Investors
United Kingdom
$0
2
AI
2
Ariel Investments
Illinois
$464K
3
UBS Group
3
UBS Group
Switzerland
$1K
4
Victory Capital Management
4
Victory Capital Management
Texas
$0
5
Morgan Stanley
5
Morgan Stanley
New York
$14K
Name Market Value Shares Shares
Change 		Shares
Change %
BP
1
Bandera Partners
New York
$2.1M 258,256 – –
Renaissance Technologies
2
Renaissance Technologies
New York
$992K 122,127 +1,523 +1%
RAM
3
Roumell Asset Management
Maryland
$663K 99,445 +99,445 New
Vanguard Group
4
Vanguard Group
Pennsylvania
$658K 80,930 +52,111 +181%
AI
5
Ariel Investments
Illinois
$464K 57,087 -9,481 -14%
BlackRock
6
BlackRock
New York
$403K 49,603 – –
Geode Capital Management
7
Geode Capital Management
Massachusetts
$92K 11,566 – –
MAM
8
Marquette Asset Management
Minnesota
$34K 4,273 +4,273 New
Morgan Stanley
9
Morgan Stanley
New York
$14K 1,726 -250 -13%
Bank of America
10
Bank of America
North Carolina
$8K 949 +149 +19%
Northern Trust
11
Northern Trust
Illinois
$7K 924 -152 -14%
Osaic Holdings
12
Osaic Holdings
Arizona
$3K 365 – –
UBS Group
13
UBS Group
Switzerland
$1K 100 -1,869 -95%
BFC
14
Bedel Financial Consulting
Indiana
$1K 81 – –
TRCT
15
Tower Research Capital (TRC)
New York
$1K 95 +95 New
RGI
16
River Global Investors
United Kingdom
– – -60,436 Closed
Victory Capital Management
17
Victory Capital Management
Texas
– – -834 Closed
CFGS
18
Concourse Financial Group Securities
Alabama
– – – –
Group One Trading
19
Group One Trading
Illinois
$0 1 – –
Barclays
20
Barclays
United Kingdom
$0 6 +6 New
Wells Fargo
21
Wells Fargo
California
$0 22 +7 +47%