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Rhythm Pharmaceuticals

97 hedge funds and large institutions have $626M invested in Rhythm Pharmaceuticals in 2021 Q3 according to their latest regulatory filings, with 7 funds opening new positions, 29 increasing their positions, 35 reducing their positions, and 15 closing their positions.

New
Increased
Maintained
Reduced
Closed

171% more call options, than puts

Call options by funds: $715K | Put options by funds: $264K

0.9% more ownership

Funds ownership: 94.57%95.47% (+0.9%)

0% more funds holding in top 10

Funds holding in top 10: 11 (0)

8% less funds holding

Funds holding: 10597 (-8)

17% less repeat investments, than reductions

Existing positions increased: 29 | Existing positions reduced: 35

31% less capital invested

Capital invested by funds: $905M → $626M (-$279M)

53% less first-time investments, than exits

New positions opened: 7 | Existing positions closed: 15

Holders
97
Holders Change
-8
Holders Change %
-7.62%
% of All Funds
1.7%
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.02%
New
7
Increased
29
Reduced
35
Closed
15
Calls
$715K
Puts
$264K
Net Calls
+$451K
Net Calls Change
+$1.18M
Name Holding Trade Value Shares
Change
Change in
Stake
Primecap Management
1
Primecap Management
California
$80.7M +$418K +27,400 +0.4%
NMC
2
NEA Management Company
Maryland
$64.2M
RCM
3
RA Capital Management
Massachusetts
$63.6M
BBA
4
Baker Bros. Advisors
New York
$50.5M
BlackRock
5
BlackRock
New York
$43.9M +$402K +26,325 +0.8%
Janus Henderson Group
6
Janus Henderson Group
United Kingdom
$41.6M -$11.4M -743,668 -19%
Federated Hermes
7
Federated Hermes
Pennsylvania
$39.3M -$63.5K -4,158 -0.1%
Goldman Sachs
8
Goldman Sachs
New York
$37.9M +$28.1M +1,837,108 +172%
Vanguard Group
9
Vanguard Group
Pennsylvania
$30.2M +$850K +55,656 +2%
State Street
10
State Street
Massachusetts
$29.1M +$697K +45,630 +2%
DM
11
Deerfield Management
New York
$26M
GGHC
12
Gilder Gagnon Howe & Co
New York
$19.5M +$111K +7,301 +0.5%
MAM
13
MPM Asset Management
Massachusetts
$11.9M
Wellington Management Group
14
Wellington Management Group
Massachusetts
$11M -$6.87M -450,129 -35%
Geode Capital Management
15
Geode Capital Management
Massachusetts
$8.72M -$263K -17,245 -3%
RSCM
16
Rock Springs Capital Management
Maryland
$8M +$90.1K +5,900 +1%
Assenagon Asset Management
17
Assenagon Asset Management
Luxembourg
$6.56M +$5.49M +359,798 +253%
Northern Trust
18
Northern Trust
Illinois
$5.49M -$309K -20,252 -5%
SB
19
Samsara BioCapital
California
$3.92M
Charles Schwab
20
Charles Schwab
California
$3.48M -$19.4K -1,269 -0.5%
Millennium Management
21
Millennium Management
New York
$2.83M +$918K +60,108 +38%
N
22
Nuveen
North Carolina
$2.79M -$554K -36,274 -14%
Morgan Stanley
23
Morgan Stanley
New York
$2.68M -$3.68M -241,140 -54%
Bank of America
24
Bank of America
North Carolina
$2.67M +$1.29M +84,785 +71%
Dimensional Fund Advisors
25
Dimensional Fund Advisors
Texas
$2.36M -$1.68M -109,825 -38%

RYTM Hedge Fund Activity: Q3 2021 in Review

97 of the 5,712 institutional investors tracked by Wall St. Rank reported a position in Rhythm Pharmaceuticals (RYTM) for Q3 2021, worth a combined $626M — down 31% from $905M a quarter earlier.

Sellers outnumbered buyers: 15 funds closed out of RYTM and 7 opened new positions — a net loss of 8 holders — while 35 trimmed existing stakes and 29 added.

The largest buyer was Goldman Sachs, adding an estimated $28.1M. The largest seller was Janus Henderson Group, cutting an estimated $11.4M.

  • 97 institutional investors held Rhythm Pharmaceuticals (RYTM) as of Q3 2021, down from 105 in Q2 2021.
  • Funds reported $626M of Rhythm Pharmaceuticals stock for Q3 2021, down 31% quarter-over-quarter.
  • 7 funds opened new Rhythm Pharmaceuticals positions in Q3 2021 and 15 closed out, a net change of -8 holders.
  • The largest Rhythm Pharmaceuticals buyer in Q3 2021 was Goldman Sachs, an estimated $28.1M added.
  • The largest Rhythm Pharmaceuticals seller in Q3 2021 was Janus Henderson Group, an estimated $11.4M sold.

Based on aggregated 13F filings for Q3 2021.