We are live on ! Find out more
RYTM icon

Rhythm Pharmaceuticals

115 hedge funds and large institutions have $1.81B invested in Rhythm Pharmaceuticals in 2022 Q4 according to their latest regulatory filings, with 26 funds opening new positions, 42 increasing their positions, 28 reducing their positions, and 12 closing their positions.

New
Increased
Maintained
Reduced
Closed

117% more first-time investments, than exits

New positions opened: 26 | Existing positions closed: 12

50% more repeat investments, than reductions

Existing positions increased: 42 | Existing positions reduced: 28

23% more capital invested

Capital invested by funds: $1.47B → $1.81B (+$344M)

21% more call options, than puts

Call options by funds: $15.5M | Put options by funds: $12.9M

14% more funds holding

Funds holding: 101115 (+14)

1.01% more ownership

Funds ownership: 109.57%110.59% (+1%)

17% less funds holding in top 10

Funds holding in top 10: 65 (-1)

Holders
115
Holders Change
+14
Holders Change %
+13.86%
% of All Funds
1.85%
Holding in Top 10
5
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-16.67%
% of All Funds
0.08%
New
26
Increased
42
Reduced
28
Closed
12
Calls
$15.5M
Puts
$12.9M
Net Calls
+$2.66M
Net Calls Change
-$18.2M
Name Holding Trade Value Shares
Change
Change in
Stake
Primecap Management
1
Primecap Management
California
$201M -$2.97M -115,750 -2%
BBA
2
Baker Bros. Advisors
New York
$185M +$7.5M +291,906 +5%
Federated Hermes
3
Federated Hermes
Pennsylvania
$184M -$61.3K -2,384 -0%
RCM
4
RA Capital Management
Massachusetts
$161M +$1.16M +45,000 +0.8%
Goldman Sachs
5
Goldman Sachs
New York
$151M +$10.9M +424,614 +9%
NMC
6
NEA Management Company
Maryland
$143M -$60.4K -2,350 -0%
BlackRock
7
BlackRock
New York
$108M +$4.79M +186,215 +5%
State Street
8
State Street
Massachusetts
$92.6M +$1.36M +52,793 +2%
Vanguard Group
9
Vanguard Group
Pennsylvania
$75.6M +$9.3M +362,042 +16%
Alkeon Capital Management
10
Alkeon Capital Management
New York
$65.2M +$13.7M +533,262 +31%
FLSM
11
Frazier Life Sciences Management
California
$55.2M
RSCM
12
Rock Springs Capital Management
Maryland
$51.3M
PCH
13
Polar Capital Holdings
United Kingdom
$36.4M +$13.8M +535,261 +75%
Janus Henderson Group
14
Janus Henderson Group
United Kingdom
$36.1M -$48.4M -1,882,013 -60%
Fidelity Investments
15
Fidelity Investments
Massachusetts
$22.5M -$15.4M -597,920 -44%
OM
16
Opaleye Management
Massachusetts
$21.4M -$1.93M -75,000 -9%
Susquehanna International Group
17
Susquehanna International Group
Pennsylvania
$20.2M +$12.3M +479,520 +224%
Assenagon Asset Management
18
Assenagon Asset Management
Luxembourg
$13.5M -$177K -6,894 -1%
Geode Capital Management
19
Geode Capital Management
Massachusetts
$13.4M +$1.81M +70,398 +18%
D.E. Shaw & Co
20
D.E. Shaw & Co
New York
$10.4M +$4.43M +172,461 +94%
SB
21
Samsara BioCapital
California
$10.1M
Invesco
22
Invesco
Georgia
$9.73M +$8.59M +334,273 New
Rafferty Asset Management
23
Rafferty Asset Management
New York
$8.91M +$1.12M +43,725 +17%
Citigroup
24
Citigroup
New York
$8.02M +$86.7K +3,374 +1%
Bank of America
25
Bank of America
North Carolina
$7.75M +$1.23M +47,744 +22%

RYTM Hedge Fund Activity: Q4 2022 in Review

115 of the 6,221 institutional investors tracked by Wall St. Rank reported a position in Rhythm Pharmaceuticals (RYTM) for Q4 2022, worth a combined $1.81B — up 23% from $1.47B a quarter earlier.

Buyers outnumbered sellers: 26 funds opened new RYTM positions and 12 closed out — a net gain of 14 holders — while 42 added to existing stakes and 28 trimmed.

The largest buyer was Polar Capital Holdings, adding an estimated $13.8M. The largest seller was Janus Henderson Group, cutting an estimated $48.4M.

  • 115 institutional investors held Rhythm Pharmaceuticals (RYTM) as of Q4 2022, up from 101 in Q3 2022.
  • Funds reported $1.81B of Rhythm Pharmaceuticals stock for Q4 2022, up 23% quarter-over-quarter.
  • 26 funds opened new Rhythm Pharmaceuticals positions in Q4 2022 and 12 closed out, a net change of +14 holders.
  • The largest Rhythm Pharmaceuticals buyer in Q4 2022 was Polar Capital Holdings, an estimated $13.8M added.
  • The largest Rhythm Pharmaceuticals seller in Q4 2022 was Janus Henderson Group, an estimated $48.4M sold.

Based on aggregated 13F filings for Q4 2022.