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RBCN

Rubicon Technology, Inc.
RBCN

Delisted

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

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21 hedge funds and large institutions have $6.45M invested in Rubicon Technology, Inc. in 2021 Q1 according to their latest regulatory filings, with 3 funds opening new positions, 7 increasing their positions, 4 reducing their positions, and 0 closing their positions.

New
Increased
Maintained
Reduced
Closed

75% more repeat investments, than reductions

Existing positions increased: 7 | Existing positions reduced: 4

17% more capital invested

Capital invested by funds: $5.53M → $6.45M (+$922K)

17% more funds holding

Funds holding: 18 → 21 (+3)

Holders
21
Holders Change
+3
Holders Change %
+16.67%
% of All Funds
0.37%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
3
Increased
7
Reduced
4
Closed
–
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
Vanguard Group
Vanguard Group
Pennsylvania
+$98.8K
2
JC
JBF Capital
Colorado
+$29.5K
3
Osaic Holdings
Osaic Holdings
Arizona
+$25.7K
4
UBS Group
UBS Group
Switzerland
+$24.5K
5
Morgan Stanley
Morgan Stanley
New York
+$13.9K

Top Sellers

Rank Fund Capital Flow
1
AI
Ariel Investments
Illinois
-$42.1K
2
Renaissance Technologies
Renaissance Technologies
New York
-$15.3K
3
TRCT
Tower Research Capital (TRC)
New York
-$3.07K
4
Northern Trust
Northern Trust
Illinois
-$103
Name Holding Trade Value Shares
Change 		Change in
Stake
BP
1
Bandera Partners
New York
$2.67M – – –
Renaissance Technologies
2
Renaissance Technologies
New York
$1.12M -$15.3K -1,487 -1%
Vanguard Group
3
Vanguard Group
Pennsylvania
$998K +$98.8K +9,600 +11%
AI
4
Ariel Investments
Illinois
$555K -$42.1K -4,088 -7%
BlackRock
5
BlackRock
New York
$512K – – –
MAM
6
Marquette Asset Management
Minnesota
$231K – – –
Osaic Holdings
7
Osaic Holdings
Arizona
$134K +$25.7K +2,500 +24%
Geode Capital Management
8
Geode Capital Management
Massachusetts
$119K – – –
JC
9
JBF Capital
Colorado
$30K +$29.5K +2,866 New
UBS Group
10
UBS Group
Switzerland
$26K +$24.5K +2,378 +2,378%
Morgan Stanley
11
Morgan Stanley
New York
$18K +$13.9K +1,350 +338%
LSA
12
Leonteq Securities AG
Switzerland
$11.8K +$11.8K +1,147 New
TRCT
13
Tower Research Capital (TRC)
New York
$10K -$3.07K -298 -25%
Northern Trust
14
Northern Trust
Illinois
$9K -$103 -10 -1%
JP Morgan Chase
15
JP Morgan Chase
New York
$3K – – –
IAIM
16
International Assets Investment Management
Florida
$3K +$1.65K +160 +100%
BFC
17
Bedel Financial Consulting
Indiana
$1K – – –
Bank of America
18
Bank of America
North Carolina
$1K +$113 +11 +18%
FF
19
FourThought Financial
Florida
$1K +$206 +20 New
Wells Fargo
20
Wells Fargo
California
– +$10 +1 +7%

RBCN Hedge Fund Activity: Q1 2021 in Review

21 of the 5,695 institutional investors tracked by Wall St. Rank reported a position in Rubicon Technology, Inc. (RBCN) for Q1 2021, worth a combined $6.45M — up 17% from $5.53M a quarter earlier.

Buyers outnumbered sellers: 3 funds opened new RBCN positions and 0 closed out — a net gain of 3 holders — while 7 added to existing stakes and 4 trimmed.

The largest buyer was Vanguard Group, adding an estimated $98.8K. The largest seller was Ariel Investments, cutting an estimated $42.1K.

  • 21 institutional investors held Rubicon Technology, Inc. (RBCN) as of Q1 2021, up from 18 in Q4 2020.
  • Funds reported $6.45M of Rubicon Technology, Inc. stock for Q1 2021, up 17% quarter-over-quarter.
  • 3 funds opened new Rubicon Technology, Inc. positions in Q1 2021 and 0 closed out, a net change of +3 holders.
  • The largest Rubicon Technology, Inc. buyer in Q1 2021 was Vanguard Group, an estimated $98.8K added.
  • The largest Rubicon Technology, Inc. seller in Q1 2021 was Ariel Investments, an estimated $42.1K sold.

Based on aggregated 13F filings for Q1 2021.