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Rambus

219 hedge funds and large institutions have $2.3B invested in Rambus in 2021 Q2 according to their latest regulatory filings, with 37 funds opening new positions, 74 increasing their positions, 68 reducing their positions, and 31 closing their positions.

New
Increased
Maintained
Reduced
Closed

50% more funds holding in top 10

Funds holding in top 10: 23 (+1)

27% more call options, than puts

Call options by funds: $27M | Put options by funds: $21.3M

24% more capital invested

Capital invested by funds: $1.86B → $2.3B (+$439M)

19% more first-time investments, than exits

New positions opened: 37 | Existing positions closed: 31

3% more funds holding

Funds holding: 213219 (+6)

9% more repeat investments, than reductions

Existing positions increased: 74 | Existing positions reduced: 68

0.57% more ownership

Funds ownership: 85.7%86.27% (+0.57%)

Holders
219
Holders Change
+6
Holders Change %
+2.82%
% of All Funds
3.81%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.05%
New
37
Increased
74
Reduced
68
Closed
31
Calls
$27M
Puts
$21.3M
Net Calls
+$5.72M
Net Calls Change
+$4.46M
Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$425M -$8.95M -444,690 -2%
Vanguard Group
2
Vanguard Group
Pennsylvania
$289M +$4.52M +224,767 +2%
LLL
3
Lynrock Lake LP
New York
$182M +$22M +1,095,521 +17%
Ameriprise
4
Ameriprise
Minnesota
$123M +$1.99M +98,773 +2%
State Street
5
State Street
Massachusetts
$113M -$659K -32,720 -0.7%
Neuberger Berman Group
6
Neuberger Berman Group
New York
$95.5M -$3.24M -161,182 -4%
Dimensional Fund Advisors
7
Dimensional Fund Advisors
Texas
$89.7M -$2.85M -141,582 -4%
Loomis, Sayles & Company
8
Loomis, Sayles & Company
Massachusetts
$73.1M +$10.2M +505,189 +20%
SAM
9
Silvercrest Asset Management
New York
$58.2M -$1.41M -70,116 -3%
Wellington Management Group
10
Wellington Management Group
Massachusetts
$57.8M +$3.38M +168,008 +7%
N
11
Nuveen
North Carolina
$50M -$833K -41,381 -2%
Geode Capital Management
12
Geode Capital Management
Massachusetts
$46.6M +$1.46M +72,634 +4%
Northern Trust
13
Northern Trust
Illinois
$40.6M +$242K +12,010 +0.7%
D.E. Shaw & Co
14
D.E. Shaw & Co
New York
$32.7M +$2.11M +104,672 +8%
Norges Bank
15
Norges Bank
Norway
$30.5M -$1.15M -57,137 -4%
Bank of New York Mellon
16
Bank of New York Mellon
New York
$25.8M -$724K -35,959 -3%
Invesco
17
Invesco
Georgia
$23.4M -$1.59M -78,902 -7%
Renaissance Technologies
18
Renaissance Technologies
New York
$23M -$11.2M -555,900 -36%
JP Morgan Chase
19
JP Morgan Chase
New York
$21.2M +$1.02M +50,806 +6%
Principal Financial Group
20
Principal Financial Group
Iowa
$18.8M +$232K +11,510 +1%
Charles Schwab
21
Charles Schwab
California
$18.5M +$263K +13,065 +2%
Lord, Abbett & Co
22
Lord, Abbett & Co
New Jersey
$18.4M -$1.49M -73,939 -9%
SRFM
23
Shannon River Fund Management
New York
$17.5M +$14.9M +737,973 New
Two Sigma Advisers
24
Two Sigma Advisers
New York
$17.3M +$1.34M +66,500 +10%
HCL
25
Heard Capital LLC
Illinois
$16.8M +$1.33M +65,975 +10%

RMBS Hedge Fund Activity: Q2 2021 in Review

219 of the 5,745 institutional investors tracked by Wall St. Rank reported a position in Rambus (RMBS) for Q2 2021, worth a combined $2.3B — up 24% from $1.86B a quarter earlier.

Buyers outnumbered sellers: 37 funds opened new RMBS positions and 31 closed out — a net gain of 6 holders — while 74 added to existing stakes and 68 trimmed.

The largest buyer was Lynrock Lake LP, adding an estimated $22M. The largest seller was Arrowstreet Capital, exiting entirely with an estimated $20.8M sold.

  • 219 institutional investors held Rambus (RMBS) as of Q2 2021, up from 213 in Q1 2021.
  • Funds reported $2.3B of Rambus stock for Q2 2021, up 24% quarter-over-quarter.
  • 37 funds opened new Rambus positions in Q2 2021 and 31 closed out, a net change of +6 holders.
  • The largest Rambus buyer in Q2 2021 was Lynrock Lake LP, an estimated $22M added.
  • The largest Rambus seller in Q2 2021 was Arrowstreet Capital, an estimated $20.8M sold.

Based on aggregated 13F filings for Q2 2021.