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Rambus
RMBS

122 hedge funds and large institutions have $611M invested in Rambus in 2013 Q3 according to their latest regulatory filings, with 21 funds opening new positions, 40 increasing their positions, 34 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed

62% more first-time investments, than exits

New positions opened: 21 | Existing positions closed: 13

32% more call options, than puts

Call options by funds: $14.2M | Put options by funds: $10.8M

21% more capital invested

Capital invested by funds: $503M → $611M (+$107M)

18% more repeat investments, than reductions

Existing positions increased: 40 | Existing positions reduced: 34

4% more funds holding

Funds holding: 117 → 122 (+5)

Holders
122
Holders Change
+5
Holders Change %
+4.27%
% of All Funds
3.96%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
21
Increased
40
Reduced
34
Closed
13
Calls
$14.2M
Puts
$10.8M
Net Calls
+$3.41M
Net Calls Change
+$29K

Top Buyers

Rank Fund Capital Flow
1
Luther King Capital Management (LKCM)
Luther King Capital Management (LKCM)
Texas
+$16.2M
2
Fidelity Investments
Fidelity Investments
Massachusetts
+$11.3M
3
WRF
Waddell & Reed Financial
Kansas
+$8.73M
4
CM
Castleark Management
Illinois
+$6.36M
5
RCMC
RK Capital Management (Colorado)
Colorado
+$5M

Top Sellers

Rank Fund Capital Flow
1
BIM
Bogle Investment Management
Massachusetts
-$6.47M
2
Millennium Management
Millennium Management
New York
-$2.96M
3
TC
TFS Capital
Pennsylvania
-$2.39M
4
Primecap Management
Primecap Management
California
-$1.39M
5
EI
EAM Investors
California
-$1.26M
Name Holding Trade Value Shares
Change 		Change in
Stake
Charles Schwab
26
Charles Schwab
California
$2.72M +$119K +13,010 +5%
Two Sigma Investments
27
Two Sigma Investments
New York
$2.41M +$557K +60,772 +31%
CS
28
Credit Suisse
Switzerland
$2.04M +$703K +76,759 +55%
OAM
29
Oxford Asset Management
United Kingdom
$2.01M +$525K +57,349 +37%
California Public Employees Retirement System
30
California Public Employees Retirement System
California
$2M -$446K -48,700 -19%
AllianceBernstein
31
AllianceBernstein
Tennessee
$1.95M -$14.2K -1,556 -0.7%
PPA
32
Parametric Portfolio Associates
Washington
$1.95M +$50.9K +5,559 +3%
California State Teachers Retirement System (CalSTRS)
33
California State Teachers Retirement System (CalSTRS)
California
$1.89M +$56.6K +6,185 +3%
Deutsche Bank
34
Deutsche Bank
Germany
$1.71M +$601K +65,677 +56%
Royal Bank of Canada
35
Royal Bank of Canada
Ontario, Canada
$1.63M +$114K +12,446 +8%
Arrowstreet Capital
36
Arrowstreet Capital
Massachusetts
$1.49M +$1.45M +158,043 New
Millennium Management
37
Millennium Management
New York
$1.41M -$2.96M -323,138 -68%
RFC
38
Russell Frank Company
Washington
$1.15M -$1M -109,676 -47%
PRC
39
Platte River Capital
Colorado
$1.15M +$1.12M +122,380 New
EI
40
EAM Investors
California
$1.12M -$1.26M -137,088 -54%
Los Angeles Capital Management
41
Los Angeles Capital Management
California
$1.09M -$50.6K -5,523 -5%
AQR Capital Management
42
AQR Capital Management
Connecticut
$1.06M +$710K +77,505 +216%
RhumbLine Advisers
43
RhumbLine Advisers
Massachusetts
$1.05M +$28.6K +3,126 +3%
Citadel Advisors
44
Citadel Advisors
Florida
$957K -$566K -61,766 -38%
Swiss National Bank
45
Swiss National Bank
Switzerland
$928K -$22K -2,400 -2%
State Board of Administration of Florida Retirement System
46
State Board of Administration of Florida Retirement System
Florida
$897K – – –
NFA
47
Nationwide Fund Advisors
Ohio
$887K +$44.4K +4,850 +5%
MLICM
48
Metropolitan Life Insurance Company (MetLife)
New York
$873K – – –
HI
49
HBK Investments
Texas
$820K +$799K +87,200 New
BG
50
BlackRock Group
United Kingdom
$776K +$26.6K +2,910 +4%
1
2
3 4 5

RMBS Hedge Fund Activity: Q3 2013 in Review

122 of the 3,084 institutional investors tracked by Wall St. Rank reported a position in Rambus (RMBS) for Q3 2013, worth a combined $611M — up 21% from $503M a quarter earlier.

Buyers outnumbered sellers: 21 funds opened new RMBS positions and 13 closed out — a net gain of 8 holders — while 40 added to existing stakes and 34 trimmed.

The largest buyer was Luther King Capital Management (LKCM), adding an estimated $16.2M. The largest seller was Bogle Investment Management, exiting entirely with an estimated $6.47M sold.

  • 122 institutional investors held Rambus (RMBS) as of Q3 2013, up from 117 in Q2 2013.
  • Funds reported $611M of Rambus stock for Q3 2013, up 21% quarter-over-quarter.
  • 21 funds opened new Rambus positions in Q3 2013 and 13 closed out, a net change of +8 holders.
  • The largest Rambus buyer in Q3 2013 was Luther King Capital Management (LKCM), an estimated $16.2M added.
  • The largest Rambus seller in Q3 2013 was Bogle Investment Management, an estimated $6.47M sold.

Based on aggregated 13F filings for Q3 2013.