RBCN

Rubicon Technology, Inc.

Delisted

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

90 hedge funds and large institutions have $183M invested in Rubicon Technology, Inc. in 2013 Q4 according to their latest regulatory filings, with 12 funds opening new positions, 29 increasing their positions, 30 reducing their positions, and 26 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
90
Holders Change
-15
Holders Change %
-14.29%
% of All Funds
2.61%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
12
Increased
29
Reduced
30
Closed
26
Calls
$1.27M
Puts
$495K
Net Calls
+$777K
Net Calls Change
-$366K
Name Holding Trade Value Shares
Change
Shares
Change %
PVH
76
Psagot Value Holdings
Israel
$47K -$14K -142 -23%
PI
77
PineBridge Investments
New York
$45K +$25.6K +253 +132%
Group One Trading
78
Group One Trading
Illinois
$44K +$44K +443 New
Citadel Advisors
79
Citadel Advisors
Florida
$43K +$17.5K +176 +69%
TRCT
80
Tower Research Capital (TRC)
New York
$33K -$25.5K -257 -44%
MSA
81
Mason Street Advisors
Wisconsin
$28K +$2.09K +21 +8%
OA
82
OFI Advisors
Pennsylvania
$24K +$8K +79 +50%
Barclays
83
Barclays
United Kingdom
$22K -$65.8K -742 -75%
Wells Fargo
84
Wells Fargo
California
$13K -$963 -10 -7%
BlackRock
85
BlackRock
New York
$5K
BNP Paribas Financial Markets
86
BNP Paribas Financial Markets
France
$3.41K +$3.41K +34 New
MI
87
Markston International
New York
$3K
Manulife (Manufacturers Life Insurance)
88
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$2.43K +$2.28K +22,887 +1,475%
NES
89
New England Securities
New York
$2K +$2K +20 New
HR
90
Howe & Rusling
New York
$1K
SSG
91
Summit Securities Group
New York
$1K +$1K +10 New
CAM
92
Cortina Asset Management
Wisconsin
-$7.09M -58,547 Closed
ICM
93
Invicta Capital Management
New York
-$6.06M -50,000 Closed
EIM
94
Essex Investment Management
Massachusetts
-$5.94M -49,052 Closed
RIM
95
RS Investment Management
California
-$3.64M -30,082 Closed
Lord, Abbett & Co
96
Lord, Abbett & Co
New Jersey
-$2.81M -23,232 Closed
SCM
97
Signia Capital Management
Washington
-$2.73M -22,529 Closed
AF
98
Aegis Financial
Virginia
-$2.17M -17,949 Closed
EI
99
EAM Investors
California
-$1.08M -8,916 Closed
RFC
100
Russell Frank Company
Washington
-$953K -7,865 Closed