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Rhythm Pharmaceuticals
RYTM

Overview Fund Activity

74 hedge funds and large institutions have $851M invested in Rhythm Pharmaceuticals in 2018 Q4 according to their latest regulatory filings, with 10 funds opening new positions, 31 increasing their positions, 22 reducing their positions, and 14 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
74
Holders Change
-4
Holders Change %
-5.13%
% of All Funds
1.65%
Holding in Top 10
5
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-16.67%
% of All Funds
0.11%
New
10
Increased
31
Reduced
22
Closed
14
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
BlackRock
BlackRock
New York
$41.8M
2
EC
EcoR1 Capital
California
$10.8M
3
Wellington Management Group
Wellington Management Group
Massachusetts
$16.2M
4
Janus Henderson Group
Janus Henderson Group
United Kingdom
$87.7M
5
Federated Hermes
Federated Hermes
Pennsylvania
$24M

Top Sellers

1
FCMI
Foresite Capital Management IV
California
$10.8M
2
State Street
State Street
Massachusetts
$13M
3
SI
Sofinnova Investments
California
$0
4
PA
Perceptive Advisors
New York
$13.8M
5
O
OrbiMed
New York
$25M
Name Holding Trade Value Shares
Change 		Shares
Change %
NMC
1
NEA Management Company
Maryland
$132M – – –
Janus Henderson Group
2
Janus Henderson Group
United Kingdom
$87.7M +$5.71M +212,337 +7%
MAM
3
MPM Asset Management
Massachusetts
$82.7M – – –
TG
4
TRV GP
Massachusetts
$80.1M – – –
BBA
5
Baker Bros. Advisors
New York
$72.8M – – –
RCM
6
RA Capital Management
Massachusetts
$52.4M – – –
Fidelity Investments
7
Fidelity Investments
Massachusetts
$45.4M +$1.75M +65,213 +4%
BlackRock
8
BlackRock
New York
$41.8M +$11.1M +413,203 +36%
Vanguard Group
9
Vanguard Group
Pennsylvania
$29.1M +$921K +34,279 +3%
O
10
OrbiMed
New York
$25M -$3.03M -112,853 -11%
Federated Hermes
11
Federated Hermes
Pennsylvania
$24M +$2.76M +102,823 +13%
T. Rowe Price Associates
12
T. Rowe Price Associates
Maryland
$21.3M +$87.6K +3,259 +0.4%
TCM
13
TimesSquare Capital Management
New York
$20.3M +$2.45M +91,231 +14%
Wellington Management Group
14
Wellington Management Group
Massachusetts
$16.2M +$6.3M +234,224 +64%
ACH
15
ArrowMark Colorado Holdings
Colorado
$13.8M +$697K +25,930 +5%
PA
16
Perceptive Advisors
New York
$13.8M -$4.19M -155,000 -23%
State Street
17
State Street
Massachusetts
$13M -$5.35M -199,049 -29%
EC
18
EcoR1 Capital
California
$10.8M +$10.8M +400,838 New
FCMI
19
Foresite Capital Management IV
California
$10.8M -$7.98M -296,903 -43%
DM
20
Deerfield Management
New York
$7.82M -$2.01M -74,684 -20%
Geode Capital Management
21
Geode Capital Management
Massachusetts
$6.29M +$1.46M +54,247 +30%
RSCM
22
Rock Springs Capital Management
Maryland
$5.82M +$40.3K +1,500 +0.7%
Northern Trust
23
Northern Trust
Illinois
$5.67M -$24.7K -918 -0.4%
JPMorgan Chase & Co
24
JPMorgan Chase & Co
New York
$3.34M -$141K -5,255 -4%
Charles Schwab
25
Charles Schwab
California
$2.81M -$34.2K -1,271 -1%
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