RBCN

Rubicon Technology, Inc.

Delisted

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

105 hedge funds and large institutions have $217M invested in Rubicon Technology, Inc. in 2013 Q3 according to their latest regulatory filings, with 22 funds opening new positions, 39 increasing their positions, 31 reducing their positions, and 16 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
105
Holders Change
+4
Holders Change %
+3.96%
% of All Funds
3.41%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
22
Increased
39
Reduced
31
Closed
16
Calls
$2M
Puts
$857K
Net Calls
+$1.14M
Net Calls Change
+$564K
Name Holding Trade Value Shares
Change
Shares
Change %
Creative Planning
101
Creative Planning
Kansas
$12K +$12K +100 New
BlackRock
102
BlackRock
New York
$6K
MI
103
Markston International
New York
$4K
HR
104
Howe & Rusling
New York
$1K
Manulife (Manufacturers Life Insurance)
105
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$188 +$2 +18 +1%
PC
106
Passport Capital
California
-$3.75M -47,053 Closed
HRCM
107
Hood River Capital Management
Florida
-$2.13M -26,678 Closed
BCM
108
Brightfield Capital Management
New York
-$1.4M -17,500 Closed
EWP
109
Edmunds White Partners
Virginia
-$1.18M -14,211 Closed
ERSOT
110
Employees Retirement System of Texas
Texas
-$1M -12,500 Closed
DCM
111
Dupont Capital Management
Delaware
-$813K -10,153 Closed
HAM
112
Harber Asset Management
North Carolina
-$607K -7,616 Closed
MWNA
113
Marshall Wace North America
New York
-$288K -3,596 Closed
CCM
114
Coldstream Capital Management
Washington
-$255K -3,196 Closed
PG
115
PEAK6 Group
Illinois
-$250 -3,131 Closed
Goldman Sachs
116
Goldman Sachs
New York
-$223K -2,795 Closed
RFC
117
Regions Financial Corp
Alabama
-$176K -2,206 Closed
SB
118
Suntrust Banks
Georgia
-$140K -1,771 Closed
D.E. Shaw & Co
119
D.E. Shaw & Co
New York
-$118K -1,479 Closed
Nomura Holdings
120
Nomura Holdings
Japan
-$100K -1,263 Closed
SSG
121
Summit Securities Group
New York
-$2K -20 Closed