Rubicon Technology, Inc.
RBCN
RBCN was delisted on the 29th of December, 2022.
4 hedge funds and large institutions have $257K invested in Rubicon Technology, Inc. in 2022 Q4 according to their latest regulatory filings, with 1 funds opening new positions, 1 increasing their positions, 0 reducing their positions, and 17 closing their positions.
70% less capital invested
Capital invested by funds: $867K → $257K (-$611K)
80% less funds holding
Funds holding: 20 → 4 (-16)
94% less first-time investments, than exits
New positions opened: 1 | Existing positions closed: 17
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
JC
JBF Capital
Aspen,
Colorado
|
+$30.9K |
| 2 |
TRCT
Tower Research Capital (TRC)
New York
|
+$1.18K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Renaissance Technologies
New York
|
-$194K |
| 2 |
CL
CSS LLC
Chicago,
Illinois
|
-$100K |
| 3 |
Ameriprise
Minneapolis,
Minnesota
|
-$76K |
| 4 |
EA
Ellsworth Advisors
Hudson,
Ohio
|
-$54K |
| 5 |
Citadel Advisors
Miami,
Florida
|
-$46K |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
BP
1
Bandera Partners
New York
| $223K | – | – | – |
|
|
JC
2
JBF Capital
Aspen,
Colorado
| $23.2K | +$30.9K | +16,478 | New |
|
|
TRCT
3
Tower Research Capital (TRC)
New York
| $10K | +$1.18K | +626 | +12% |
|
|
4
Renaissance Technologies
New York
| – | -$194K | -90,671 | Closed |
|
|
CL
5
CSS LLC
Chicago,
Illinois
| – | -$100K | -46,654 | Closed |
|
|
6
Ameriprise
Minneapolis,
Minnesota
| – | -$76K | -35,339 | Closed |
|
|
EA
7
Ellsworth Advisors
Hudson,
Ohio
| – | -$54K | -25,127 | Closed |
|
|
8
Citadel Advisors
Miami,
Florida
| – | -$46K | -21,412 | Closed |
|
9
BlackRock
New York
| – | -$43K | -20,137 | Closed |
|
10
Millennium Management
New York
| – | -$23K | -10,529 | Closed |
|
11
Geode Capital Management
Boston,
Massachusetts
| – | -$22K | -10,419 | Closed |
|
12
Osaic Holdings
Scottsdale,
Arizona
| – | -$15K | -6,979 | Closed |
|
13
Morgan Stanley
New York
| – | -$7K | -3,147 | Closed |
|
|
AA
14
AlphaMark Advisors
Ft. Wright,
Kentucky
| – | -$1K | -500 | Closed |
|
|
LSA
15
Leonteq Securities AG
Zurich,
Switzerland
| – | -$315 | -147 | Closed |
|
RBCN Hedge Fund Activity: Q4 2022 in Review
4 of the 6,221 institutional investors tracked by Wall St. Rank reported a position in Rubicon Technology, Inc. (RBCN) for Q4 2022, worth a combined $257K — down 70% from $867K a quarter earlier.
Sellers outnumbered buyers: 17 funds closed out of RBCN and 1 opened new positions — a net loss of 16 holders — while 0 trimmed existing stakes and 1 added.
The largest buyer was JBF Capital, opening a new position worth an estimated $30.9K. The largest seller was Renaissance Technologies, exiting entirely with an estimated $194K sold.
- 4 institutional investors held Rubicon Technology, Inc. (RBCN) as of Q4 2022, down from 20 in Q3 2022.
- Funds reported $257K of Rubicon Technology, Inc. stock for Q4 2022, down 70% quarter-over-quarter.
- 1 fund opened new Rubicon Technology, Inc. positions in Q4 2022 and 17 closed out, a net change of -16 holders.
- The largest Rubicon Technology, Inc. buyer in Q4 2022 was JBF Capital, an estimated $30.9K added.
- The largest Rubicon Technology, Inc. seller in Q4 2022 was Renaissance Technologies, an estimated $194K sold.
Based on aggregated 13F filings for Q4 2022.