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RBCN

Rubicon Technology, Inc.

Delisted

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

102 hedge funds and large institutions have $89M invested in Rubicon Technology, Inc. in 2014 Q3 according to their latest regulatory filings, with 13 funds opening new positions, 37 increasing their positions, 34 reducing their positions, and 24 closing their positions.

New
Increased
Maintained
Reduced
Closed

9% more repeat investments, than reductions

Existing positions increased: 37 | Existing positions reduced: 34

10% less funds holding

Funds holding: 113102 (-11)

33% less call options, than puts

Call options by funds: $563K | Put options by funds: $843K

46% less first-time investments, than exits

New positions opened: 13 | Existing positions closed: 24

56% less capital invested

Capital invested by funds: $201M → $89M (-$112M)

100% less funds holding in top 10

Funds holding in top 10: 10 (-1)

Holders
102
Holders Change
-11
Holders Change %
-9.73%
% of All Funds
2.96%
Holding in Top 10
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
New
13
Increased
37
Reduced
34
Closed
24
Calls
$563K
Puts
$843K
Net Calls
-$280K
Net Calls Change
-$673K
Name Holding Trade Value Shares
Change
Change in
Stake
CWAM
1
Columbia Wanger Asset Management
Illinois
$10.6M +$16.3M +238,472 +2,069%
Fidelity Investments
2
Fidelity Investments
Massachusetts
$10.2M +$939K +13,730 +6%
AI
3
Ariel Investments
Illinois
$9.38M +$5.86M +85,694 +64%
RA
4
Royce & Associates
New York
$5.77M -$1.89M -27,550 -17%
BFA
5
BlackRock Fund Advisors
California
$5.04M -$848K -12,400 -9%
QAM
6
Quentec Asset Management
New York
$4M -$378K -5,530 -6%
CAM
7
Cortina Asset Management
Wisconsin
$3.94M -$165K -2,412 -3%
BIT
8
BlackRock Institutional Trust
California
$3.34M +$383K +5,592 +8%
Vanguard Group
9
Vanguard Group
Pennsylvania
$2.96M -$697K -10,192 -13%
Massachusetts Financial Services
10
Massachusetts Financial Services
Massachusetts
$2.76M -$18.2M -265,650 -80%
TAM
11
Tocqueville Asset Management
New York
$2.62M -$62.4K -912 -1%
Dimensional Fund Advisors
12
Dimensional Fund Advisors
Texas
$2.04M -$154K -2,253 -4%
LAM
13
Lapides Asset Management
Connecticut
$1.94M +$1.57M +23,000 +101%
Northern Trust
14
Northern Trust
Illinois
$1.93M +$1.23M +18,006 +66%
EA
15
Ecofin Advisors
United Kingdom
$1.83M -$4.42M -64,608 -60%
State Street
16
State Street
Massachusetts
$1.6M -$25.9K -378 -1%
Invesco
17
Invesco
Georgia
$1.5M -$1.67M -24,358 -41%
RGI
18
River Global Investors
United Kingdom
$1.21M +$753K +11,000 +63%
New York State Common Retirement Fund
19
New York State Common Retirement Fund
New York
$1.1M +$406K +5,930 +30%
AIA
20
AGF Investments America
Ontario, Canada
$1.04M +$164K +2,400 +11%
DADC
21
D.A. Davidson & Co
Montana
$894K +$356K +5,200 +33%
Renaissance Technologies
22
Renaissance Technologies
New York
$865K +$1.39M +20,350 New
PRCP
23
Pacific Ridge Capital Partners
Oregon
$776K +$635K +9,277 +103%
Bank of New York Mellon
24
Bank of New York Mellon
New York
$764K -$479 -7 -0%
Principal Financial Group
25
Principal Financial Group
Iowa
$595K -$11.4K -166 -1%

RBCN Hedge Fund Activity: Q3 2014 in Review

102 of the 3,447 institutional investors tracked by Wall St. Rank reported a position in Rubicon Technology, Inc. (RBCN) for Q3 2014, worth a combined $89M — down 56% from $201M a quarter earlier.

Sellers outnumbered buyers: 24 funds closed out of RBCN and 13 opened new positions — a net loss of 11 holders — while 34 trimmed existing stakes and 37 added.

The largest buyer was Columbia Wanger Asset Management, adding an estimated $16.3M. The largest seller was Massachusetts Financial Services, cutting an estimated $18.2M.

  • 102 institutional investors held Rubicon Technology, Inc. (RBCN) as of Q3 2014, down from 113 in Q2 2014.
  • Funds reported $89M of Rubicon Technology, Inc. stock for Q3 2014, down 56% quarter-over-quarter.
  • 13 funds opened new Rubicon Technology, Inc. positions in Q3 2014 and 24 closed out, a net change of -11 holders.
  • The largest Rubicon Technology, Inc. buyer in Q3 2014 was Columbia Wanger Asset Management, an estimated $16.3M added.
  • The largest Rubicon Technology, Inc. seller in Q3 2014 was Massachusetts Financial Services, an estimated $18.2M sold.

Based on aggregated 13F filings for Q3 2014.