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RBCN

Rubicon Technology, Inc.

Delisted

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

82 hedge funds and large institutions have $102M invested in Rubicon Technology, Inc. in 2014 Q4 according to their latest regulatory filings, with 15 funds opening new positions, 25 increasing their positions, 30 reducing their positions, and 34 closing their positions.

New
Increased
Maintained
Reduced
Closed

165% more call options, than puts

Call options by funds: $586K | Put options by funds: $221K

15% more capital invested

Capital invested by funds: $89M → $102M (+$13.1M)

17% less repeat investments, than reductions

Existing positions increased: 25 | Existing positions reduced: 30

20% less funds holding

Funds holding: 10282 (-20)

56% less first-time investments, than exits

New positions opened: 15 | Existing positions closed: 34

Holders
82
Holders Change
-20
Holders Change %
-19.61%
% of All Funds
2.19%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
15
Increased
25
Reduced
30
Closed
34
Calls
$586K
Puts
$221K
Net Calls
+$365K
Net Calls Change
+$645K
Name Holding Trade Value Shares
Change
Change in
Stake
Renaissance Technologies
26
Renaissance Technologies
New York
$535K -$379K -8,641 -42%
TCIM
27
TIAA CREF Investment Management
New York
$502K -$2.68K -61 -0.6%
BCM
28
Bourgeon Capital Management
Connecticut
$491K +$362K +8,250 +330%
BIM
29
BlackRock Investment Management
Delaware
$395K -$59K -1,345 -13%
Citadel Advisors
30
Citadel Advisors
Florida
$390K +$357K +8,140 +2,071%
Royal Bank of Canada
31
Royal Bank of Canada
Ontario, Canada
$382K -$15.1K -345 -4%
ZCA
32
Zeke Capital Advisors
Pennsylvania
$379K
Goldman Sachs
33
Goldman Sachs
New York
$360K +$194K +4,419 +128%
Susquehanna International Group
34
Susquehanna International Group
Pennsylvania
$327K -$9.47K -216 -3%
DADC
35
D.A. Davidson & Co
Montana
$308K -$627K -14,296 -68%
AA
36
Ancora Advisors
Ohio
$270K +$259K +5,900 New
T. Rowe Price Associates
37
T. Rowe Price Associates
Maryland
$254K +$89K +2,030 +58%
California Public Employees Retirement System
38
California Public Employees Retirement System
California
$247K +$190K +4,340 +242%
GMCM
39
Gruber & McBaine Capital Management
California
$229K
California State Teachers Retirement System (CalSTRS)
40
California State Teachers Retirement System (CalSTRS)
California
$221K +$877 +20 +0.4%
KBC Group
41
KBC Group
Belgium
$202K +$194K +4,423 New
TA
42
Teachers Advisors
New York
$197K +$29.8K +679 +19%
First Trust Advisors
43
First Trust Advisors
Illinois
$169K -$16.9K -385 -9%
NFA
44
Nationwide Fund Advisors
Ohio
$163K +$21.9K +500 +16%
PPA
45
Parametric Portfolio Associates
Washington
$153K -$27.2K -620 -16%
RhumbLine Advisers
46
RhumbLine Advisers
Massachusetts
$152K -$746 -17 -0.5%
CCM
47
Coldstream Capital Management
Washington
$152K +$64.6K +1,472 +80%
Charles Schwab
48
Charles Schwab
California
$149K
Morgan Stanley
49
Morgan Stanley
New York
$143K -$83.2K -1,896 -38%
State Board of Administration of Florida Retirement System
50
State Board of Administration of Florida Retirement System
Florida
$130K

RBCN Hedge Fund Activity: Q4 2014 in Review

82 of the 3,750 institutional investors tracked by Wall St. Rank reported a position in Rubicon Technology, Inc. (RBCN) for Q4 2014, worth a combined $102M — up 15% from $89M a quarter earlier.

Sellers outnumbered buyers: 34 funds closed out of RBCN and 15 opened new positions — a net loss of 19 holders — while 30 trimmed existing stakes and 25 added.

The largest buyer was Ariel Investments, adding an estimated $7.03M. The largest seller was Quentec Asset Management, exiting entirely with an estimated $4M sold.

  • 82 institutional investors held Rubicon Technology, Inc. (RBCN) as of Q4 2014, down from 102 in Q3 2014.
  • Funds reported $102M of Rubicon Technology, Inc. stock for Q4 2014, up 15% quarter-over-quarter.
  • 15 funds opened new Rubicon Technology, Inc. positions in Q4 2014 and 34 closed out, a net change of -19 holders.
  • The largest Rubicon Technology, Inc. buyer in Q4 2014 was Ariel Investments, an estimated $7.03M added.
  • The largest Rubicon Technology, Inc. seller in Q4 2014 was Quentec Asset Management, an estimated $4M sold.

Based on aggregated 13F filings for Q4 2014.