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RBCN

Rubicon Technology, Inc.
RBCN

Delisted

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

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101 hedge funds and large institutions have $138M invested in Rubicon Technology, Inc. in 2013 Q2 according to their latest regulatory filings, with 101 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

New
Increased
Maintained
Reduced
Closed

82% more call options, than puts

Call options by funds: $1.29M | Put options by funds: $707K

Holders
101
Holders Change
+101
Holders Change %
–
% of All Funds
3.3%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
101
Increased
–
Reduced
–
Closed
–
Calls
$1.29M
Puts
$707K
Net Calls
+$579K
Net Calls Change
+$579K

Top Buyers

No buyers this quarter

Top Sellers

No sellers this quarter
Name Holding Trade Value Shares
Change 		Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$13.9M +$12.7M +174,131 New
RA
2
Royce & Associates
New York
$12.9M +$11.8M +161,512 New
AI
3
Ariel Investments
Illinois
$11.3M +$10.4M +141,742 New
BFA
4
BlackRock Fund Advisors
California
$7.42M +$6.8M +93,074 New
SCM
5
Signia Capital Management
Washington
$6.7M +$6.14M +84,015 New
CAM
6
Cortina Asset Management
Wisconsin
$6.06M +$5.55M +75,981 New
TAM
7
Tocqueville Asset Management
New York
$5.94M +$5.45M +74,586 New
Dimensional Fund Advisors
8
Dimensional Fund Advisors
Texas
$4.92M +$4.49M +61,434 New
WRF
9
Waddell & Reed Financial
Kansas
$4.81M +$4.39M +60,050 New
AF
10
Aegis Financial
Virginia
$4.61M +$4.23M +57,848 New
Vanguard Group
11
Vanguard Group
Pennsylvania
$4.5M +$4.1M +56,123 New
BIT
12
BlackRock Institutional Trust
California
$4.14M +$3.79M +51,949 New
PC
13
Passport Capital
California
$3.75M +$3.44M +47,053 New
RIM
14
RS Investment Management
California
$2.94M +$2.68M +36,692 New
LAM
15
Lapides Asset Management
Connecticut
$2.83M +$2.59M +35,510 New
Royal Bank of Canada
16
Royal Bank of Canada
Ontario, Canada
$2.44M +$2.23M +30,489 New
State Street
17
State Street
Massachusetts
$2.43M +$2.21M +30,281 New
IMIM
18
Irving Magee Investment Management
Pennsylvania
$2.34M +$2.14M +29,308 New
HRCM
19
Hood River Capital Management
Florida
$2.13M +$1.95M +26,678 New
EIM
20
Essex Investment Management
Massachusetts
$2.01M +$1.84M +25,200 New
Northern Trust
21
Northern Trust
Illinois
$1.97M +$1.8M +24,708 New
DADC
22
D.A. Davidson & Co
Montana
$1.97M +$1.8M +24,665 New
Invesco
23
Invesco
Georgia
$1.7M +$1.56M +21,369 New
NTCOC
24
Northern Trust Company of Connecticut
Connecticut
$1.55M +$1.42M +19,416 New
BCM
25
Brightfield Capital Management
New York
$1.4M +$1.28M +17,500 New
1
2 3 4 5

RBCN Hedge Fund Activity: Q2 2013 in Review

101 of the 3,065 institutional investors tracked by Wall St. Rank reported a position in Rubicon Technology, Inc. (RBCN) for Q2 2013, worth a combined $138M.

Buyers outnumbered sellers: 101 funds opened new RBCN positions and 0 closed out — a net gain of 101 holders — while 0 added to existing stakes and 0 trimmed.

  • 101 institutional investors held Rubicon Technology, Inc. (RBCN) as of Q2 2013, up from 0 in Q1 2013.
  • Funds reported $138M of Rubicon Technology, Inc. stock for Q2 2013.
  • 101 funds opened new Rubicon Technology, Inc. positions in Q2 2013 and 0 closed out, a net change of +101 holders.

Based on aggregated 13F filings for Q2 2013.