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Rambus
RMBS

121 hedge funds and large institutions have $764M invested in Rambus in 2014 Q1 according to their latest regulatory filings, with 20 funds opening new positions, 37 increasing their positions, 35 reducing their positions, and 21 closing their positions.

New
Increased
Maintained
Reduced
Closed

31% more call options, than puts

Call options by funds: $12.8M | Put options by funds: $9.77M

21% more capital invested

Capital invested by funds: $632M → $764M (+$132M)

6% more repeat investments, than reductions

Existing positions increased: 37 | Existing positions reduced: 35

1% less funds holding

Funds holding: 122 → 121 (-1)

5% less first-time investments, than exits

New positions opened: 20 | Existing positions closed: 21

Holders
121
Holders Change
-1
Holders Change %
-0.82%
% of All Funds
3.5%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
20
Increased
37
Reduced
35
Closed
21
Calls
$12.8M
Puts
$9.77M
Net Calls
+$3.05M
Net Calls Change
-$1.05M

Top Buyers

Rank Fund Capital Flow
1
SCA
SAC Capital Advisors
Connecticut
+$30.6M
2
WRF
Waddell & Reed Financial
Kansas
+$18.1M
3
LSCM
Light Street Capital Management
California
+$5.2M
4
Wellington Management Group
Wellington Management Group
Massachusetts
+$3.29M
5
CM
Castleark Management
Illinois
+$3.22M

Top Sellers

Rank Fund Capital Flow
1
BIM
Bogle Investment Management
Massachusetts
-$6.78M
2
Millennium Management
Millennium Management
New York
-$5.95M
3
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management
California
-$4.71M
4
Ameriprise
Ameriprise
Minnesota
-$2.89M
5
HCM
Highbridge Capital Management
New York
-$2.15M
Name Holding Trade Value Shares
Change 		Change in
Stake
Jane Street
126
Jane Street
New York
– -$623K -65,810 Closed
GAM
127
Gotham Asset Management
New York
– -$520K -54,945 Closed
SCM
128
Stevens Capital Management
Pennsylvania
– -$428K -45,162 Closed
VKH
129
Virtu KCG Holdings
New York
– -$396K -42,175 Closed
D.E. Shaw & Co
130
D.E. Shaw & Co
New York
– -$288K -30,381 Closed
EMG
131
Ellington Management Group
Connecticut
– -$195K -20,600 Closed
ACI
132
AMP Capital Investors
Australia
– -$168K -17,370 Closed
BCA
133
Benchmark Capital Advisors
New York
– -$118K -12,500 Closed
PL
134
Plancorp LLC
Missouri
– -$95K -10,000 Closed
QT
135
Quantbot Technologies
New York
– -$66K -7,000 Closed
Group One Trading
136
Group One Trading
Illinois
– -$55K -5,818 Closed
NSEDCP
137
NJ State Employees Deferred Compensation Plan
New Jersey
– -$38K -4,000 Closed
BNP Paribas Financial Markets
138
BNP Paribas Financial Markets
France
– -$13.1K -1,380 Closed
BBHC
139
Brown Brothers Harriman & Co
New York
– -$4K -374 Closed
MAA
140
Managed Account Advisors
New Jersey
– -$3K -329 Closed
MFS
141
MSI Financial Services
Massachusetts
– -$2K -175 Closed
2 3 4 5
6

RMBS Hedge Fund Activity: Q1 2014 in Review

121 of the 3,462 institutional investors tracked by Wall St. Rank reported a position in Rambus (RMBS) for Q1 2014, worth a combined $764M — up 21% from $632M a quarter earlier.

Sellers outnumbered buyers: 21 funds closed out of RMBS and 20 opened new positions — a net loss of 1 holder — while 35 trimmed existing stakes and 37 added.

The largest buyer was SAC Capital Advisors, adding an estimated $30.6M. The largest seller was Bogle Investment Management, exiting entirely with an estimated $6.78M sold.

  • 121 institutional investors held Rambus (RMBS) as of Q1 2014, down from 122 in Q4 2013.
  • Funds reported $764M of Rambus stock for Q1 2014, up 21% quarter-over-quarter.
  • 20 funds opened new Rambus positions in Q1 2014 and 21 closed out, a net change of -1 holder.
  • The largest Rambus buyer in Q1 2014 was SAC Capital Advisors, an estimated $30.6M added.
  • The largest Rambus seller in Q1 2014 was Bogle Investment Management, an estimated $6.78M sold.

Based on aggregated 13F filings for Q1 2014.