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RBCN

Rubicon Technology, Inc.

Delisted

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

113 hedge funds and large institutions have $201M invested in Rubicon Technology, Inc. in 2014 Q2 according to their latest regulatory filings, with 18 funds opening new positions, 52 increasing their positions, 28 reducing their positions, and 31 closing their positions.

New
Increased
Maintained
Reduced
Closed

86% more repeat investments, than reductions

Existing positions increased: 52 | Existing positions reduced: 28

25% more call options, than puts

Call options by funds: $2M | Put options by funds: $1.6M

0% more funds holding in top 10

Funds holding in top 10: 11 (0)

10% less funds holding

Funds holding: 126113 (-13)

25% less capital invested

Capital invested by funds: $267M → $201M (-$66M)

42% less first-time investments, than exits

New positions opened: 18 | Existing positions closed: 31

Holders
113
Holders Change
-13
Holders Change %
-10.32%
% of All Funds
3.25%
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.03%
New
18
Increased
52
Reduced
28
Closed
31
Calls
$2M
Puts
$1.6M
Net Calls
+$393K
Net Calls Change
-$5.42M
Name Holding Trade Value Shares
Change
Change in
Stake
BRWA
101
B. Riley Wealth Advisors
Florida
$10.5K +$10.9K +120 New
TDC
102
Thompson Davis & Co
Virginia
$7K
TRCT
103
Tower Research Capital (TRC)
New York
$6K -$4.8K -53 -45%
BlackRock
104
BlackRock
New York
$6K +$1.9K +21 +40%
Bank of Montreal
105
Bank of Montreal
Ontario, Canada
$5K +$4.89K +54 New
MI
106
Markston International
New York
$3K
Parallax Volatility Advisers
107
Parallax Volatility Advisers
California
$2K +$2.27K +25 New
HR
108
Howe & Rusling
New York
$1K
GAM
109
Gemmer Asset Management
California
$1K +$544 +6 New
HHMI
110
Howard Hughes Medical Institute
Maryland
$1K +$906 +10 New
Walleye Trading
111
Walleye Trading
New York
$46 +$9.96K +110 +27%
WMSA
112
Weiss Multi-Strategy Advisers
New York
-$13.9M -123,203 Closed
WRF
113
Waddell & Reed Financial
Kansas
-$13.5M -119,150 Closed
SCA
114
SAC Capital Advisors
Connecticut
-$9.41M -83,390 Closed
ZDA
115
Zweig-DiMenna Associates
New York
-$3.27M -29,000 Closed
LCG
116
Lisanti Capital Growth
New York
-$1.75M -15,499 Closed
Federated Hermes
117
Federated Hermes
Pennsylvania
-$1.69M -15,000 Closed
QSS
118
Quantitative Systematic Strategies
Florida
-$1.26M -10,981 Closed
EI
119
EAM Investors
California
-$981K -8,686 Closed
AAP
120
Ardsley Advisory Partners
Connecticut
-$761K -6,740 Closed
AP
121
Alydar Partners
Massachusetts
-$728K -6,448 Closed
Millennium Management
122
Millennium Management
New York
-$647K -5,735 Closed
1CM
123
1492 Capital Management
Wisconsin
-$632K -5,598 Closed
Two Sigma Investments
124
Two Sigma Investments
New York
-$618K -5,466 Closed
RFC
125
Russell Frank Company
Washington
-$612K -5,418 Closed

RBCN Hedge Fund Activity: Q2 2014 in Review

113 of the 3,480 institutional investors tracked by Wall St. Rank reported a position in Rubicon Technology, Inc. (RBCN) for Q2 2014, worth a combined $201M — down 25% from $267M a quarter earlier.

Sellers outnumbered buyers: 31 funds closed out of RBCN and 18 opened new positions — a net loss of 13 holders — while 28 trimmed existing stakes and 52 added.

The largest buyer was Ecofin Advisors, opening a new position worth an estimated $9.76M. The largest seller was Weiss Multi-Strategy Advisers, exiting entirely with an estimated $13.9M sold.

  • 113 institutional investors held Rubicon Technology, Inc. (RBCN) as of Q2 2014, down from 126 in Q1 2014.
  • Funds reported $201M of Rubicon Technology, Inc. stock for Q2 2014, down 25% quarter-over-quarter.
  • 18 funds opened new Rubicon Technology, Inc. positions in Q2 2014 and 31 closed out, a net change of -13 holders.
  • The largest Rubicon Technology, Inc. buyer in Q2 2014 was Ecofin Advisors, an estimated $9.76M added.
  • The largest Rubicon Technology, Inc. seller in Q2 2014 was Weiss Multi-Strategy Advisers, an estimated $13.9M sold.

Based on aggregated 13F filings for Q2 2014.