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RBCN

Rubicon Technology, Inc.

Delisted

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

23 hedge funds and large institutions have $6.26M invested in Rubicon Technology, Inc. in 2018 Q1 according to their latest regulatory filings, with 4 funds opening new positions, 4 increasing their positions, 8 reducing their positions, and 7 closing their positions.

New
Increased
Maintained
Reduced
Closed

12% less funds holding

Funds holding: 2623 (-3)

25% less capital invested

Capital invested by funds: $8.36M → $6.26M (-$2.1M)

43% less first-time investments, than exits

New positions opened: 4 | Existing positions closed: 7

50% less repeat investments, than reductions

Existing positions increased: 4 | Existing positions reduced: 8

Holders
23
Holders Change
-3
Holders Change %
-11.54%
% of All Funds
0.53%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
4
Increased
4
Reduced
8
Closed
7
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
BP
1
Bandera Partners
New York
$1.79M
AI
2
Ariel Investments
Illinois
$1.08M -$199K -26,680 -15%
Renaissance Technologies
3
Renaissance Technologies
New York
$824K -$49.3K -6,600 -5%
New York State Common Retirement Fund
4
New York State Common Retirement Fund
New York
$732K +$259K +34,600 +49%
RGI
5
River Global Investors
United Kingdom
$683K
BlackRock
6
BlackRock
New York
$345K -$3.95K -529 -1%
WAM
7
Wolverine Asset Management
Illinois
$267K +$37.4K +5,000 +15%
Vanguard Group
8
Vanguard Group
Pennsylvania
$187K +$26K +3,484 +15%
Deutsche Bank
9
Deutsche Bank
Germany
$140K -$49.4K -6,605 -25%
Fidelity Investments
10
Fidelity Investments
Massachusetts
$93K -$880K -117,765 -90%
Geode Capital Management
11
Geode Capital Management
Massachusetts
$78K
VFA
12
Valeo Financial Advisors
Indiana
$10K
UBS Group
13
UBS Group
Switzerland
$8K -$17.8K -2,385 -67%
Morgan Stanley
14
Morgan Stanley
New York
$6K +$217 +29 +4%
Northwestern Mutual Wealth Management
15
Northwestern Mutual Wealth Management
Wisconsin
$4K +$4.49K +600 New
Royal Bank of Canada
16
Royal Bank of Canada
Ontario, Canada
$1K -$299 -40 -28%
ASN
17
Advisory Services Network
Georgia
$1K
BFC
18
Bedel Financial Consulting
Indiana
$1K +$605 +81 New
BCM
19
Bridgeway Capital Management
Texas
-$205K -25,600 Closed
TRCT
20
Tower Research Capital (TRC)
New York
-$22K -2,786 Closed
Wells Fargo
21
Wells Fargo
California
-$5K -593 Closed
GWM
22
Geneos Wealth Management
Colorado
-$4K -588 Closed
IP
23
Intellectus Partners
California
-$3K -400 Closed
DCM
24
Delpha Capital Management
New York
-$2K -233 Closed
Bank of America
25
Bank of America
North Carolina
-$852 -114 -76%

RBCN Hedge Fund Activity: Q1 2018 in Review

23 of the 4,364 institutional investors tracked by Wall St. Rank reported a position in Rubicon Technology, Inc. (RBCN) for Q1 2018, worth a combined $6.26M — down 25% from $8.36M a quarter earlier.

Sellers outnumbered buyers: 7 funds closed out of RBCN and 4 opened new positions — a net loss of 3 holders — while 8 trimmed existing stakes and 4 added.

The largest buyer was New York State Common Retirement Fund, adding an estimated $259K. The largest seller was Fidelity Investments, cutting an estimated $880K.

  • 23 institutional investors held Rubicon Technology, Inc. (RBCN) as of Q1 2018, down from 26 in Q4 2017.
  • Funds reported $6.26M of Rubicon Technology, Inc. stock for Q1 2018, down 25% quarter-over-quarter.
  • 4 funds opened new Rubicon Technology, Inc. positions in Q1 2018 and 7 closed out, a net change of -3 holders.
  • The largest Rubicon Technology, Inc. buyer in Q1 2018 was New York State Common Retirement Fund, an estimated $259K added.
  • The largest Rubicon Technology, Inc. seller in Q1 2018 was Fidelity Investments, an estimated $880K sold.

Based on aggregated 13F filings for Q1 2018.