RBCN

Rubicon Technology, Inc.
RBCN

Overview Fund Activity
Delisted

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

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54 hedge funds and large institutions have $22.4M invested in Rubicon Technology, Inc. in 2015 Q4 according to their latest regulatory filings, with 5 funds opening new positions, 14 increasing their positions, 18 reducing their positions, and 7 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
54
Holders Change
-2
Holders Change %
-3.57%
% of All Funds
1.42%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
5
Increased
14
Reduced
18
Closed
7
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
Macquarie Group
Macquarie Group
Australia
+$383K
2
Ameriprise
Ameriprise
Minnesota
+$340K
3
AFM
Anson Funds Management
Texas
+$158K
4
Renaissance Technologies
Renaissance Technologies
New York
+$127K
5
PRCP
Pacific Ridge Capital Partners
Oregon
+$23K

Top Sellers

1
AI
Ariel Investments
Illinois
-$423K
2
RA
Royce & Associates
New York
-$182K
3
LAM
Lapides Asset Management
Connecticut
-$166K
4
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
-$142K
5
Millennium Management
Millennium Management
New York
-$102K
Name Holding Trade Value Shares
Change 		Shares
Change %
Invesco
26
Invesco
Georgia
$62K +$2.03K +179 +3%
Goldman Sachs
27
Goldman Sachs
New York
$59K -$66.1K -5,832 -53%
SGAM
28
Smith Group Asset Management
Texas
$50K +$9.56K +837 +24%
Bank of New York Mellon
29
Bank of New York Mellon
New York
$33K +$34 +3 +0.1%
BFM
30
Boothbay Fund Management
New York
$24K +$9.45K +837 +65%
NFA
31
Nationwide Fund Advisors
Ohio
$22K – – –
Morgan Stanley
32
Morgan Stanley
New York
$21K -$21K -1,894 -50%
VKH
33
Virtu KCG Holdings
New York
$15K -$27.9K -2,440 -65%
FCH
34
Freestone Capital Holdings
Washington
$14K -$5.83K -500 -29%
DADC
35
D.A. Davidson & Co
Montana
$12K -$17.2K -1,630 -59%
State Street
36
State Street
Massachusetts
$12K – – –
ACM
37
Azimuth Capital Management
Michigan
$11K – – –
CG
38
Cutler Group
California
$10K +$10K +912 New
BA
39
BlackRock Advisors
Delaware
$6K – – –
Wells Fargo
40
Wells Fargo
California
$6K +$737 +70 +14%
BIM
41
BlackRock Investment Management
Delaware
$5K – – –
UBS Group
42
UBS Group
Switzerland
$4K -$70.1K -6,448 -95%
TRCT
43
Tower Research Capital (TRC)
New York
$4K -$8.97K -713 -69%
LTFS
44
Ladenburg Thalmann Financial Services
Florida
$4K -$1.61K -130 -29%
Barclays
45
Barclays
United Kingdom
$3K -$3.56K -332 -54%
Bank of America
46
Bank of America
North Carolina
$2K -$1.13K -93 -36%
Royal Bank of Canada
47
Royal Bank of Canada
Ontario, Canada
$2K +$889 +100 +80%
Citigroup
48
Citigroup
New York
$1K -$307 -23 -23%
Bank of Montreal
49
Bank of Montreal
Ontario, Canada
$1K +$819 +68 +453%
LAM
50
Lapides Asset Management
Connecticut
– -$166K -16,080 Closed
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2
3