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144 hedge funds and large institutions have $1.03B invested in Rambus in 2015 Q3 according to their latest regulatory filings, with 32 funds opening new positions, 45 increasing their positions, 40 reducing their positions, and 11 closing their positions.

New
Increased
Maintained
Reduced
Closed

191% more first-time investments, than exits

New positions opened: 32 | Existing positions closed: 11

26% more call options, than puts

Call options by funds: $10.5M | Put options by funds: $8.39M

15% more funds holding

Funds holding: 125144 (+19)

13% more repeat investments, than reductions

Existing positions increased: 45 | Existing positions reduced: 40

0% more funds holding in top 10

Funds holding in top 10: 11 (0)

17% less capital invested

Capital invested by funds: $1.23B → $1.03B (-$204M)

Holders
144
Holders Change
+19
Holders Change %
+15.2%
% of All Funds
4.02%
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.03%
New
32
Increased
45
Reduced
40
Closed
11
Calls
$10.5M
Puts
$8.39M
Net Calls
+$2.14M
Net Calls Change
-$23.1M
Name Holding Trade Value Shares
Change
Change in
Stake
WRF
1
Waddell & Reed Financial
Kansas
$138M +$125K +9,600 +0.1%
Fidelity Investments
2
Fidelity Investments
Massachusetts
$111M -$16.9M -1,299,400 -12%
Primecap Management
3
Primecap Management
California
$110M +$12.9M +990,000 +12%
Vanguard Group
4
Vanguard Group
Pennsylvania
$93.5M +$1.51M +116,320 +1%
ORI
5
Oak Ridge Investments
Illinois
$50.9M +$6.3M +484,787 +13%
Dimensional Fund Advisors
6
Dimensional Fund Advisors
Texas
$38.2M +$2.94M +226,210 +8%
Neuberger Berman Group
7
Neuberger Berman Group
New York
$38.1M +$7.14M +549,167 +20%
BIT
8
BlackRock Institutional Trust
California
$33.8M +$481K +37,009 +1%
BFA
9
BlackRock Fund Advisors
California
$33M -$416K -32,006 -1%
Luther King Capital Management (LKCM)
10
Luther King Capital Management (LKCM)
Texas
$27.6M -$1.55M -119,610 -5%
CI
11
Cambiar Investors
Colorado
$26.6M +$29.3M +2,252,933 New
State Street
12
State Street
Massachusetts
$24.4M -$1.82M -140,419 -6%
Norges Bank
13
Norges Bank
Norway
$23.1M
PCM
14
Penn Capital Management
Pennsylvania
$22.6M -$621K -47,790 -2%
Renaissance Technologies
15
Renaissance Technologies
New York
$21.1M +$4.37M +336,300 +23%
Lord, Abbett & Co
16
Lord, Abbett & Co
New Jersey
$19.7M -$34.3M -2,635,993 -61%
RIM
17
Ranger Investment Management
Texas
$18.1M +$19.9M +1,529,640 New
Millennium Management
18
Millennium Management
New York
$16.6M +$17.3M +1,333,232 +1,732%
Northern Trust
19
Northern Trust
Illinois
$15.7M +$902K +69,395 +6%
Goldman Sachs
20
Goldman Sachs
New York
$9.46M +$9.65M +742,684 +1,260%
Geode Capital Management
21
Geode Capital Management
Massachusetts
$8.77M +$153K +11,740 +2%
Bank of New York Mellon
22
Bank of New York Mellon
New York
$7.81M -$1.14M -87,506 -12%
RFC
23
Russell Frank Company
Washington
$7.76M +$461K +35,450 +6%
USAA
24
United Services Automobile Association
Texas
$7.49M +$8.25M +634,874 New
PAM
25
Panagora Asset Management
Massachusetts
$7.09M +$1.83M +140,737 +31%

RMBS Hedge Fund Activity: Q3 2015 in Review

144 of the 3,582 institutional investors tracked by Wall St. Rank reported a position in Rambus (RMBS) for Q3 2015, worth a combined $1.03B — down 17% from $1.23B a quarter earlier.

Buyers outnumbered sellers: 32 funds opened new RMBS positions and 11 closed out — a net gain of 21 holders — while 45 added to existing stakes and 40 trimmed.

The largest buyer was Cambiar Investors, opening a new position worth an estimated $29.3M. The largest seller was Lord, Abbett & Co, cutting an estimated $34.3M.

  • 144 institutional investors held Rambus (RMBS) as of Q3 2015, up from 125 in Q2 2015.
  • Funds reported $1.03B of Rambus stock for Q3 2015, down 17% quarter-over-quarter.
  • 32 funds opened new Rambus positions in Q3 2015 and 11 closed out, a net change of +21 holders.
  • The largest Rambus buyer in Q3 2015 was Cambiar Investors, an estimated $29.3M added.
  • The largest Rambus seller in Q3 2015 was Lord, Abbett & Co, an estimated $34.3M sold.

Based on aggregated 13F filings for Q3 2015.