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RBCN

Rubicon Technology, Inc.

Delisted

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

26 hedge funds and large institutions have $8.36M invested in Rubicon Technology, Inc. in 2017 Q4 according to their latest regulatory filings, with 3 funds opening new positions, 8 increasing their positions, 6 reducing their positions, and 1 closing their positions.

New
Increased
Maintained
Reduced
Closed

200% more first-time investments, than exits

New positions opened: 3 | Existing positions closed: 1

33% more repeat investments, than reductions

Existing positions increased: 8 | Existing positions reduced: 6

15% more capital invested

Capital invested by funds: $7.27M → $8.36M (+$1.09M)

8% more funds holding

Funds holding: 2426 (+2)

Holders
26
Holders Change
+2
Holders Change %
+8.33%
% of All Funds
0.59%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
3
Increased
8
Reduced
6
Closed
1
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
BP
1
Bandera Partners
New York
$2.06M +$1.81M +221,784 +608%
AI
2
Ariel Investments
Illinois
$1.46M +$39.5K +4,835 +3%
Fidelity Investments
3
Fidelity Investments
Massachusetts
$1.05M
Renaissance Technologies
4
Renaissance Technologies
New York
$999K +$51.4K +6,300 +5%
RGI
5
River Global Investors
United Kingdom
$773K +$10.1K +1,240 +1%
New York State Common Retirement Fund
6
New York State Common Retirement Fund
New York
$565K +$164K +20,100 +40%
BlackRock
7
BlackRock
New York
$400K
WAM
8
Wolverine Asset Management
Illinois
$267K
Deutsche Bank
9
Deutsche Bank
Germany
$214K -$14.7K -1,800 -6%
BCM
10
Bridgeway Capital Management
Texas
$205K -$57.2K -7,000 -21%
Vanguard Group
11
Vanguard Group
Pennsylvania
$187K -$25.6K -3,137 -12%
Geode Capital Management
12
Geode Capital Management
Massachusetts
$90K -$2.49K -305 -3%
UBS Group
13
UBS Group
Switzerland
$29K +$11.2K +1,377 +63%
TRCT
14
Tower Research Capital (TRC)
New York
$22K +$2.07K +254 +10%
VFA
15
Valeo Financial Advisors
Indiana
$12K +$12.2K +1,500 New
Morgan Stanley
16
Morgan Stanley
New York
$6K -$12.3K -1,510 -66%
Wells Fargo
17
Wells Fargo
California
$5K
GWM
18
Geneos Wealth Management
Colorado
$4K
IP
19
Intellectus Partners
California
$3K
ASN
20
Advisory Services Network
Georgia
$2K
DCM
21
Delpha Capital Management
New York
$2K +$1.9K +233 New
Bank of America
22
Bank of America
North Carolina
$1K -$980 -120 -44%
Royal Bank of Canada
23
Royal Bank of Canada
Ontario, Canada
$1K +$245 +30 +27%
RA
24
Royce & Associates
New York
-$639K -77,301 Closed
IWP
25
Icon Wealth Partners
Texas
+$408 +50 New

RBCN Hedge Fund Activity: Q4 2017 in Review

26 of the 4,409 institutional investors tracked by Wall St. Rank reported a position in Rubicon Technology, Inc. (RBCN) for Q4 2017, worth a combined $8.36M — up 15% from $7.27M a quarter earlier.

Buyers outnumbered sellers: 3 funds opened new RBCN positions and 1 closed out — a net gain of 2 holders — while 8 added to existing stakes and 6 trimmed.

The largest buyer was Bandera Partners, adding an estimated $1.81M. The largest seller was Royce & Associates, exiting entirely with an estimated $639K sold.

  • 26 institutional investors held Rubicon Technology, Inc. (RBCN) as of Q4 2017, up from 24 in Q3 2017.
  • Funds reported $8.36M of Rubicon Technology, Inc. stock for Q4 2017, up 15% quarter-over-quarter.
  • 3 funds opened new Rubicon Technology, Inc. positions in Q4 2017 and 1 closed out, a net change of +2 holders.
  • The largest Rubicon Technology, Inc. buyer in Q4 2017 was Bandera Partners, an estimated $1.81M added.
  • The largest Rubicon Technology, Inc. seller in Q4 2017 was Royce & Associates, an estimated $639K sold.

Based on aggregated 13F filings for Q4 2017.