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RBCN

Rubicon Technology, Inc.
RBCN

Delisted

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

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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.

New
Increased
Maintained
Reduced
Closed

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

Holders
4
Holders Change
-16
Holders Change %
-80%
% of All Funds
0.06%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
1
Increased
1
Reduced
–
Closed
17
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
JC
JBF Capital
Colorado
+$30.9K
2
TRCT
Tower Research Capital (TRC)
New York
+$1.18K

Top Sellers

Rank Fund Capital Flow
1
Renaissance Technologies
Renaissance Technologies
New York
-$194K
2
CL
CSS LLC
Illinois
-$100K
3
Ameriprise
Ameriprise
Minnesota
-$76K
4
EA
Ellsworth Advisors
Ohio
-$54K
5
Citadel Advisors
Citadel Advisors
Florida
-$46K

RBCN Hedge Fund Activity: Q4 2022 in Review

4 of the 6,237 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.