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RYTM

RYTM

Rhythm Pharmaceuticals, Inc.Healthcare

Institutional holders
259
As of Q2 2026
Total 13F value
$8.7B
Sum of disclosed positions
New positions
55
This quarter
Sold positions
31
This quarter

Top holders

Institutions with disclosed positions in this stock

FundValueShares% PortfolioChange
RA CAPITAL MANAGEMENT, L.P.

Ra Capital Management, L.P.

$740.2M6.67M6.43%Unchanged
BlackRock, Inc.

Blackrock, Inc.

$683.6M6.16M0.00%-1.3%
BAKER BROS. ADVISORS LP

Baker Bros. Advisors Lp

$622.3M5.60M3.12%Unchanged
PRIMECAP MANAGEMENT CO/CA/

Primecap Management Co/Ca/

$351.8M3.17M0.21%-7.3%
VANGUARD PORTFOLIO MANAGEMENT LLC

Vanguard Portfolio Management Llc

$348.3M3.14M0.02%+3.2%
VANGUARD CAPITAL MANAGEMENT LLC

Vanguard Capital Management Llc

$333.8M3.01M0.01%+1.3%
JPMORGAN CHASE & CO

Jpmorgan Chase

$292.2M2.65M0.01%New Position
PERCEPTIVE ADVISORS LLC

Perceptive Advisors Llc

$287.2M2.59M4.31%+8.9%
STATE STREET CORP

State Street Corporation

$285.7M2.57M0.01%+13.3%
PRICE T ROWE ASSOCIATES INC /MD/

Price T Rowe Associates Inc /Md/

$284.9M2.57M0.03%+55.1%
CITADEL ADVISORS LLC

Citadel Advisors

$280.6M2.53M0.02%-10.9%
WESTFIELD CAPITAL MANAGEMENT CO LP

Westfield Capital Management Co Lp

$245.2M2.21M0.80%+14.5%
GOLDMAN SACHS GROUP INC

Goldman Sachs Group

$236.1M2.13M0.02%+8.2%
FEDERATED HERMES, INC.

Federated Hermes, Inc.

$198.3M1.79M0.26%+38.8%
Polar Capital Holdings Plc

Polar Capital Holdings Plc

$184.7M1.66M0.44%+3.0%
GEODE CAPITAL MANAGEMENT, LLC

Geode Capital Management, Llc

$170.3M1.53M0.01%+8.3%
Capital Research Global Investors

Capital Research Global Investors

$170.1M1.53M0.02%+37.4%
Checkpoint Capital L.P.

Checkpoint Capital L.P.

$131.7M1.19M33.79%-3.4%
Siren, L.L.C.

Siren, L.L.C.

$126.2M1.14M2.55%+56.6%
MORGAN STANLEY

Morgan Stanley

$123.5M1.11M0.01%+58.0%
FMR LLC

Fmr Llc

$113.9M1.03M0.00%-39.3%
Jupiter Topco LLC

Jupiter Topco Llc

$102.8M925.5K0.04%New Position
Woodline Partners LP

Woodline Partners Lp

$84.3M758.9K0.26%Unchanged
ALLIANCEBERNSTEIN L.P.

Alliancebernstein L.P.

$77.8M894.7K0.03%-1.7%
Clearbridge Investments, LLC

Clearbridge Investments, Llc

$77.3M696.5K0.06%+14.3%
Rock Springs Capital Management LP

Rock Springs Capital Management Lp

$76.9M692.6K3.75%+0.4%
NORGES BANK

Norges Bank

$76.1M685.8K0.01%New Position
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

California State Teachers Retirement System

$71.1M7.17M0.01%+10703.5%
FRANKLIN RESOURCES INC

Franklin Resources Inc

$64.1M577.0K0.01%-8.0%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC

Charles Schwab Investment Management Inc

$61.4M552.7K0.01%+5.0%
Sixth Street Partners Management Company, L.P.

Sixth Street Partners Management Company, L.P.

$61.4M552.7K0.01%New Position
Integral Health Asset Management, LLC

Integral Health Asset Management, Llc

$61.1M550.0K2.41%-8.3%
Invesco Ltd.

Invesco Ltd.

$60.3M543.3K0.00%+49.1%
NORTHERN TRUST CORP

Northern Trust Corp

$60M540.3K0.01%+8.4%
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC

Ubs Asset Management Americas Inc

$57.2M514.9K0.01%-4.9%
WELLINGTON MANAGEMENT GROUP LLP

Wellington Management Group Llp

$54.3M488.7K0.01%+78.5%
VANGUARD FIDUCIARY TRUST CO

Vanguard Fiduciary Trust Co

$49.5M445.7K0.01%+5.6%
LOOMIS SAYLES & CO L P

Loomis Sayles & Co L P

$48.2M434.1K0.05%-6.7%
Candriam S.C.A.

Candriam S.C.A.

$48M433.0K0.22%-6.7%
Squarepoint Ops LLC

Squarepoint Ops Llc

$47M422.9K0.05%+60.8%
Point72 Asset Management, L.P.

Point72 Asset Management

$46M414.2K0.05%-51.1%
Sofinnova Investments, Inc.

Sofinnova Investments, Inc.

$45.3M408.0K2.34%-9.3%
AMERIPRISE FINANCIAL INC

Ameriprise Financial Inc

$44.6M401.6K0.01%+4.6%
ADAGE CAPITAL PARTNERS GP, L.L.C.

Adage Capital Partners Gp, L.L.C.

$44.1M397.0K0.06%-45.3%
Bank of New York Mellon Corp

Bank Of New York Mellon Corp

$43.8M394.0K0.00%+34.4%
BRAIDWELL LP

Braidwell Lp

$42.3M381.1K1.57%+22.7%
Artisan Partners Limited Partnership

Artisan Partners Limited Partnership

$39.4M354.8K0.06%-9.2%
BANK OF AMERICA CORP /DE/

Bank Of America

$36.1M325.5K0.00%-48.2%
ORBIMED ADVISORS LLC

Orbimed Advisors Llc

$35.9M322.9K0.66%+2.8%
MILLENNIUM MANAGEMENT LLC

Millennium Management

$35.2M316.7K0.01%-29.9%

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