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RBCN

Rubicon Technology, Inc.

Delisted

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

126 hedge funds and large institutions have $267M invested in Rubicon Technology, Inc. in 2014 Q1 according to their latest regulatory filings, with 48 funds opening new positions, 37 increasing their positions, 29 reducing their positions, and 11 closing their positions.

New
Increased
Maintained
Reduced
Closed

1,495% more call options, than puts

Call options by funds: $6.21M | Put options by funds: $389K

336% more first-time investments, than exits

New positions opened: 48 | Existing positions closed: 11

46% more capital invested

Capital invested by funds: $183M → $267M (+$83.5M)

40% more funds holding

Funds holding: 90126 (+36)

28% more repeat investments, than reductions

Existing positions increased: 37 | Existing positions reduced: 29

Holders
126
Holders Change
+36
Holders Change %
+40%
% of All Funds
3.64%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
% of All Funds
0.03%
New
48
Increased
37
Reduced
29
Closed
11
Calls
$6.21M
Puts
$389K
Net Calls
+$5.82M
Net Calls Change
+$5.04M
Name Holding Trade Value Shares
Change
Change in
Stake
Massachusetts Financial Services
1
Massachusetts Financial Services
Massachusetts
$33.1M +$2.25K +19 +0%
Fidelity Investments
2
Fidelity Investments
Massachusetts
$23.1M +$6.18M +52,090 +34%
RA
3
Royce & Associates
New York
$20.9M -$311K -2,620 -1%
BFA
4
BlackRock Fund Advisors
California
$14.3M +$2.93M +24,705 +24%
WMSA
5
Weiss Multi-Strategy Advisers
New York
$13.9M +$14.6M +123,203 New
WRF
6
Waddell & Reed Financial
Kansas
$13.5M
CAM
7
Cortina Asset Management
Wisconsin
$11M +$11.6M +97,496 New
QAM
8
Quentec Asset Management
New York
$9.73M +$882K +7,430 +9%
SCA
9
SAC Capital Advisors
Connecticut
$9.41M +$9.9M +83,390 New
Vanguard Group
10
Vanguard Group
Pennsylvania
$8.86M +$2.18M +18,361 +31%
AI
11
Ariel Investments
Illinois
$8.6M -$14M -118,092 -61%
BIT
12
BlackRock Institutional Trust
California
$7.16M +$1.04M +8,791 +16%
Invesco
13
Invesco
Georgia
$5.81M -$856K -7,214 -12%
Dimensional Fund Advisors
14
Dimensional Fund Advisors
Texas
$5.7M -$1.36M -11,458 -19%
TAM
15
Tocqueville Asset Management
New York
$5.6M +$39.4K +332 +0.7%
Northern Trust
16
Northern Trust
Illinois
$4.96M +$2.08M +17,537 +66%
State Street
17
State Street
Massachusetts
$4.56M +$1.22M +10,243 +34%
ICM
18
Invicta Capital Management
New York
$3.39M +$3.56M +30,000 New
IMIM
19
Irving Magee Investment Management
Pennsylvania
$3.31M
ZDA
20
Zweig-DiMenna Associates
New York
$3.27M +$3.44M +29,000 New
LAM
21
Lapides Asset Management
Connecticut
$2.56M -$398K -3,350 -13%
Adage Capital Partners
22
Adage Capital Partners
Massachusetts
$2.54M +$2.67M +22,500 New
AIA
23
AGF Investments America
Ontario, Canada
$2.5M +$2.63M +22,120 New
RS
24
Robeco Schweiz
Switzerland
$2.3M +$2.39M +20,100 New
CS
25
Credit Suisse
Switzerland
$1.89M +$1.71M +14,378 +614%

RBCN Hedge Fund Activity: Q1 2014 in Review

126 of the 3,463 institutional investors tracked by Wall St. Rank reported a position in Rubicon Technology, Inc. (RBCN) for Q1 2014, worth a combined $267M — up 46% from $183M a quarter earlier.

Buyers outnumbered sellers: 48 funds opened new RBCN positions and 11 closed out — a net gain of 37 holders — while 37 added to existing stakes and 29 trimmed.

The largest buyer was Weiss Multi-Strategy Advisers, opening a new position worth an estimated $14.6M. The largest seller was Ariel Investments, cutting an estimated $14M.

  • 126 institutional investors held Rubicon Technology, Inc. (RBCN) as of Q1 2014, up from 90 in Q4 2013.
  • Funds reported $267M of Rubicon Technology, Inc. stock for Q1 2014, up 46% quarter-over-quarter.
  • 48 funds opened new Rubicon Technology, Inc. positions in Q1 2014 and 11 closed out, a net change of +37 holders.
  • The largest Rubicon Technology, Inc. buyer in Q1 2014 was Weiss Multi-Strategy Advisers, an estimated $14.6M added.
  • The largest Rubicon Technology, Inc. seller in Q1 2014 was Ariel Investments, an estimated $14M sold.

Based on aggregated 13F filings for Q1 2014.