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Rhythm Pharmaceuticals Inc (RYTM)

CUSIP: 76243J105 | NYSE | Healthcare · Biotechnology | Mid Cap | 640 institutional holders

Quarters

Q3 2026Q2 2026Q1 2026Q4 2025Q3 2025
CompareDetailedHistoricalFundsOptions13D/13GPeersTargetingTrading SummaryProfile

Beneficial Ownership — 13D / 13G

Full history →

5%+ stakes reported outside the quarterly cycle. A 13D is due within five business days of the event below, so these figures lead the holders table until the filer's next 13F catches up to them.

HolderShares% of ClassChangeEvent Datevs 13F
13GJPMorgan Chase & Co3,563,6675.1%New 5%+ stakeSep 30, 202692d ahead of 13F (2,652,746 sh) · +910,921
13GJPMorgan Chase & Co3,563,667
5.1% of class · Sep 30, 2026New 5%+ stake
92d ahead of 13F (2,652,746 sh) · +910,921

Institutional Holders — Q3 2026

Pictet Asset Management Holding SA976,487
0.1% of portfolio›$93.0M
Bank of New York Mellon Corp388,608
0.0% of portfolio›$37.0M
Assenagon Asset Management S.A.363,373
0.0% of portfolio›$34.6M
Candriam S.C.A.352,278
0.1% of portfolio›$33.7M
Capricorn Fund Managers Ltd50,166
0.5% of portfolio›$4.8M
Creative Planning35,517
0.0% of portfolio›$3.4M
iA Global Asset Management Inc.32,062
0.0% of portfolio›$3.1K
Citigroup Inc30,803
0.0% of portfolio›$2.9M
Mutual of America Capital Management LLC27,461
0.0% of portfolio›$2.6M
Dimensional Fund Advisors LP25,688
0.0% of portfolio›$2.4M
Wedge Capital Management L L P23,259
0.0% of portfolio›$2.2M
Knights of Columbus Asset Advisors LLC20,427
0.1% of portfolio›$1.9M
Profund Advisors LLC18,488
0.1% of portfolio›$1.8M
State of New Jersey Common Pension Fund D17,722
0.0% of portfolio›$1.7M
Arizona State Retirement System15,460
0.0% of portfolio›$1.5M
China Universal Asset Management Co., Ltd.12,563
0.1% of portfolio›$1.2M
Cannon Financial Strategists, Inc.10,000
0.1% of portfolio›$952.2K
AlphaCentric Advisors LLC9,821
0.8% of portfolio›$935.1K
ProShare Advisors LLC9,653
0.0% of portfolio›$919.1K
Exchange Traded Concepts, LLC8,890
0.0% of portfolio›$846.5K
Strs Ohio8,700
0.0% of portfolio›$828.4K
Aspiriant, LLC7,888
0.0% of portfolio›$751.1K
Toth Financial Advisory Corp7,800
0.1% of portfolio›$742.7K
Principal Financial Group Inc7,551
0.0% of portfolio›$719.0K
E. Ohman J:or Asset Management AB5,523
0.0% of portfolio›$525.9K
Xponance LLC5,464
0.0% of portfolio›$520.3K
Avior Wealth Management, LLC5,440
0.0% of portfolio›$518.0K
Fulcrum Asset Management LLP5,049
0.0% of portfolio›$483.2K
Fifth Third Bancorp4,318
0.0% of portfolio›$411.1K
Abel Hall, LLC4,230
0.1% of portfolio›$402.8K
Matisse Capital4,000
0.1% of portfolio›$380.9K
Virginia Retirement Systems ET Al3,700
0.0% of portfolio›$352.3K
Inspire Investing, LLC3,688
0.0% of portfolio›$351.2K
State of Wyoming3,671
0.0% of portfolio›$349.5K
Simplex Trading, LLC3,669
0.0% of portfolio›$349.3K
Swiss Life Asset Management Ltd3,653
0.0% of portfolio›$347.8K
Mirae Asset Global Investments Co., Ltd.3,518
0.0% of portfolio›$335.0K
Yorktown Management & Research Co Inc3,300
0.2% of portfolio›$314.2K
MacKenzie Financial Corp3,018
0.0% of portfolio›$287.4K
Mitsubishi UFJ Asset Management (UK) Ltd.3,000
0.0% of portfolio›$286
Leo Wealth, LLC2,851
0.1% of portfolio›$271.5K
Fulton Bank, N.A.2,426
0.0% of portfolio›$231.0K
Atria Investments, Inc2,386
0.0% of portfolio›$227.2K
CIBC Asset Management Inc2,112
0.0% of portfolio›$201.1K
Elevation Wealth Partners, LLC1,971
0.1% of portfolio›$187.7K
Sterling Capital Management LLC1,909
0.0% of portfolio›$181.8K
DekaBank Deutsche Girozentrale1,790
0.0% of portfolio›$174
KBC Group NV1,707
0.0% of portfolio›$163
Nisa Investment Advisors, LLC1,630
0.0% of portfolio›$155.2K
GF Fund Management Co. Ltd.1,577
0.0% of portfolio›$150.2K
Pinnacle Wealth Planning Services, Inc.666
0.0% of portfolio›$63.4K
Farther Finance Advisors, LLC660
0.0% of portfolio›$62.8K
Union Bancaire Privee, UBP SA500
0.0% of portfolio›$39.9K
Gamma Investing LLC492
0.0% of portfolio›$46.8K
Bayforest Capital Ltd372
0.1% of portfolio›$35.4K
Ascentis Independent Advisors362
0.0% of portfolio›$34.5K
Signaturefd, LLC231
0.0% of portfolio›$22.0K
Parkside Financial Bank & Trust228
0.0% of portfolio›$21.7K
SBI Securities Co., Ltd.207
0.0% of portfolio›$19.7K
US Bancorp \de\159
0.0% of portfolio›$15.1K
True Wealth Design, LLC147
0.0% of portfolio›$14.0K
Larson Financial Group LLC97
0.0% of portfolio›$9.2K
Cassaday & Co Wealth Management LLC93
0.0% of portfolio›$8.8K
Covestor Ltd78
0.0% of portfolio›$7
Essential Partners LLC77
0.0% of portfolio›$7.3K
EverSource Wealth Advisors, LLC76
0.0% of portfolio›$7.2K
WPG Advisers, LLC70
0.0% of portfolio›$6.7K
Harbor Capital Advisors, Inc.66
0.0% of portfolio›$6
Versant Capital Management, Inc66
0.0% of portfolio›$6.3K
Private Trust Co NA61
0.0% of portfolio›$5.8K
Hurley Capital, LLC56
0.0% of portfolio›$5.3K
Caitong International Asset Management Co., Ltd52
0.0% of portfolio›$5.0K
Cedar Mountain Advisors, LLC51
0.0% of portfolio›$4.9K
First Horizon Corp49
0.0% of portfolio›$4.7K
IFP Advisors, Inc27
0.0% of portfolio›$2.6K
SJS Investment Consulting Inc.25
0.0% of portfolio›$2.4K
Physician Wealth Advisors, Inc.23
0.0% of portfolio›$2.2K
Redwood Park Advisors LLC22
0.0% of portfolio›$2.1K
Fortitude Family Office, LLC21
0.0% of portfolio›$2.0K
Parallel Advisors, LLC21
0.0% of portfolio›$2.0K
Hughes Financial Services, LLC19
0.0% of portfolio›$1.8K
Mather Group, Llc.12
0.0% of portfolio›$1.1K
Montag A & Associates Inc10
0.0% of portfolio›$964
Bare Financial Services, Inc8
0.0% of portfolio›$762
Signature Equity Partners, LLC7
0.0% of portfolio›$667
Silver Grove Financial Group, Inc.7
0.0% of portfolio›$667
Rossby Financial, LCC5
0.0% of portfolio›$476
GHP Investment Advisors, Inc.3
0.0% of portfolio›$286
Root Financial Partners, LLC3
0.0% of portfolio›$286
Assetmark, Inc3
0.0% of portfolio›$286
Downshift Financial, LLC2
0.0% of portfolio›$190
DiNuzzo Private Wealth, Inc.1
0.0% of portfolio›$96
MassMutual Private Wealth & Trust, FSB1
0.0% of portfolio›$95
StyleTurnoverLocationFiled
Pictet Asset Management Holding SA
976,487$93.0M0.1%GrowthMediumCarouge, Switzerland2026-11-03
Bank of New York Mellon Corp
388,608$37.0M0.0%CoreLowNew York, NY2026-11-05
Assenagon Asset Management S.A.
363,373$34.6M0.0%GrowthHighSenningerberg, Netherlands2026-10-15
Candriam S.C.A.
352,278$33.7M0.1%GrowthMediumStrassen, Netherlands2026-11-03
Capricorn Fund Managers Ltd
50,166$4.8M0.5%GARPVery HighLondon, United Kingdom2026-11-03
Creative Planning
35,517$3.4M0.0%IndexVery LowOverland Park, KS2026-11-02
iA Global Asset Management Inc.
32,062$3.1K0.0%GrowthMediumQuebec, Austria2026-10-29
Citigroup Inc
30,803$2.9M0.0%CoreMediumNew York, NY2026-11-04
Mutual of America Capital Management LLC
27,461$2.6M0.0%IndexLowNew York, NY2026-10-23
Dimensional Fund Advisors LP
25,688$2.4M0.0%IndexLowAustin, TX2026-11-04
Wedge Capital Management L L P
23,259$2.2M0.0%ValueMediumCharlotte, NC2026-10-13
Knights of Columbus Asset Advisors LLC
20,427$1.9M0.1%CoreMediumNew Haven, CT2026-11-05
Profund Advisors LLC
18,488$1.8M0.1%GrowthLowBethesda, MD2026-10-29
State of New Jersey Common Pension Fund D
17,722$1.7M0.0%CoreLowTrenton, NJ2026-11-05
Arizona State Retirement System
15,460$1.5M0.0%IndexVery LowPhoenix, AZ2026-11-03
China Universal Asset Management Co., Ltd.
12,563$1.2M0.1%GrowthMediumShanghai, France2026-10-28
Cannon Financial Strategists, Inc.
10,000$952.2K0.1%ETFVery LowAthens, GA2026-10-19
AlphaCentric Advisors LLC
9,821$935.1K0.8%CoreHighSan Juan, PR2026-11-03
ProShare Advisors LLC
9,653$919.1K0.0%GrowthLowBethesda, MD2026-10-29
Exchange Traded Concepts, LLC
8,890$846.5K0.0%GrowthMediumOklahoma City, OK2026-10-28
Strs Ohio
8,700$828.4K0.0%CoreMediumColumbus, OH2026-10-30
Aspiriant, LLC
7,888$751.1K0.0%ETFVery LowLos Angeles, CA2026-10-16
Toth Financial Advisory Corp
7,800$742.7K0.1%CoreLowLeesburg, VA2026-10-08
Principal Financial Group Inc
7,551$719.0K0.0%CoreLowDes Moines, IA2026-11-02
E. Ohman J:or Asset Management AB
5,523$525.9K0.0%GrowthMediumStockholm, Sweden2026-10-22
Xponance LLC
5,464$520.3K0.0%IndexVery LowPhiladelphia, PA2026-11-03
Avior Wealth Management, LLC
5,440$518.0K0.0%ETFMediumOmaha, NE2026-10-13
Fulcrum Asset Management LLP
5,049$483.2K0.0%CoreMediumLondon, United Kingdom2026-11-04
Fifth Third Bancorp
4,318$411.1K0.0%IndexVery LowCincinnati, OH2026-11-05
Abel Hall, LLC
4,230$402.8K0.1%CoreMediumBaton Rouge, LA2026-10-19
Matisse Capital
4,000$380.9K0.1%ValueMediumPortland, OR2026-10-29
Virginia Retirement Systems ET Al
3,700$352.3K0.0%CoreMediumRichmond, VA2026-10-28
Inspire Investing, LLC
3,688$351.2K0.0%GARPHighMeridian, ID2026-10-22
State of Wyoming
3,671$349.5K0.0%ValueHighCheyenne, WY2026-10-28
Simplex Trading, LLC
3,669$349.3K0.0%CoreVery HighChicago, IL2026-11-04
Swiss Life Asset Management Ltd
3,653$347.8K0.0%CoreLowZurich, Switzerland2026-11-03
Mirae Asset Global Investments Co., Ltd.
3,518$335.0K0.0%GrowthLowSeoul, Malaysia2026-11-03
Yorktown Management & Research Co Inc
3,300$314.2K0.2%MomentumMediumForest, VA2026-10-28
MacKenzie Financial Corp
3,018$287.4K0.0%CoreMediumToronto Ontario, Australia2026-11-02
Mitsubishi UFJ Asset Management (UK) Ltd.
3,000$2860.0%CoreHighLondon, United Kingdom2026-10-22
Leo Wealth, LLC
2,851$271.5K0.1%CoreLowHurst, TX2026-10-26
Fulton Bank, N.A.
2,426$231.0K0.0%CoreLowLancaster, PA2026-10-14
Atria Investments, Inc
2,386$227.2K0.0%CoreMediumCharlotte, NC2026-10-15
CIBC Asset Management Inc
2,112$201.1K0.0%GARPLowToronto, South Africa2026-11-05
Elevation Wealth Partners, LLC
1,971$187.7K0.1%ETFLowWalnut Creek, CA2026-10-07
Sterling Capital Management LLC
1,909$181.8K0.0%GARPMediumCharlotte, NC2026-10-22
DekaBank Deutsche Girozentrale
1,790$1740.0%CoreLowFrankfurt, Hong Kong2026-10-27
KBC Group NV
1,707$1630.0%CoreMediumBrussels, Czech Republic2026-10-22
Nisa Investment Advisors, LLC
1,630$155.2K0.0%IndexVery LowSt. Louis, MO2026-10-20
GF Fund Management Co. Ltd.
1,577$150.2K0.0%Agg GrowthMediumGuangzhou, France2026-10-26
Pinnacle Wealth Planning Services, Inc.
666$63.4K0.0%GARPLowMansfield, OH2026-10-27
Farther Finance Advisors, LLC
660$62.8K0.0%IndexLowSan Francisco, CA2026-10-08
Union Bancaire Privee, UBP SA
500$39.9K0.0%GrowthMediumGeneva 1, Switzerland2026-11-04
Gamma Investing LLC
492$46.8K0.0%IndexVery LowFoster City, CA2026-10-08
Bayforest Capital Ltd
372$35.4K0.1%Deep ValueVery HighLondon, United Kingdom2026-11-03
Ascentis Independent Advisors
362$34.5K0.0%ETFLowDallas, TX2026-11-03
Signaturefd, LLC
231$22.0K0.0%IndexLowAtlanta, GA2026-10-23
Parkside Financial Bank & Trust
228$21.7K0.0%CoreVery LowSaint Louis, MO2026-10-27
SBI Securities Co., Ltd.
207$19.7K0.0%Agg GrowthLowTokyo, Mexico2026-10-22
US Bancorp \de\
159$15.1K0.0%IndexLowMinneapolis, MN2026-11-05
True Wealth Design, LLC
147$14.0K0.0%ETFMediumAkron, OH2026-10-13
Larson Financial Group LLC
97$9.2K0.0%GrowthLowSt Louis, MO2026-11-05
Cassaday & Co Wealth Management LLC
93$8.8K0.0%ETFVery LowMclean, VA2026-10-27
Covestor Ltd
78$70.0%ValueHighLondon, United Kingdom2026-10-30
Essential Partners LLC
77$7.3K0.0%ValueMediumRancho Santa Fe, CA2026-10-14
EverSource Wealth Advisors, LLC
76$7.2K0.0%CoreMediumBirmingham, AL2026-11-04
WPG Advisers, LLC
70$6.7K0.0%CoreLowBaltimore, MD2026-10-27
Harbor Capital Advisors, Inc.
66$60.0%ValueHighChicago, IL2026-10-22
Versant Capital Management, Inc
66$6.3K0.0%GARPLowPhoenix, AZ2026-10-02
Private Trust Co NA
61$5.8K0.0%CoreLowCleveland, OH2026-10-20
Hurley Capital, LLC
56$5.3K0.0%GARPMediumNew York, NY2026-11-05
Caitong International Asset Management Co., Ltd
52$5.0K0.0%GrowthVery HighHong Kong, South Korea2026-10-29
Cedar Mountain Advisors, LLC
51$4.9K0.0%ETFVery LowLake Oswego, OR2026-10-15
First Horizon Corp
49$4.7K0.0%CoreLowMemphis, TN2026-10-26
IFP Advisors, Inc
27$2.6K0.0%GrowthLowTampa, FL2026-10-16
SJS Investment Consulting Inc.
25$2.4K0.0%ETFVery LowSylvania, OH2026-10-26
Physician Wealth Advisors, Inc.
23$2.2K0.0%ETFMediumMidvale, UT2026-10-20
Redwood Park Advisors LLC
22$2.1K0.0%ETFVery LowRedwood City, CA2026-11-02
Fortitude Family Office, LLC
21$2.0K0.0%ETFMediumScottsdale, AZ2026-10-14
Parallel Advisors, LLC
21$2.0K0.0%IndexLowSan Francisco, CA2026-11-03
Hughes Financial Services, LLC
19$1.8K0.0%ETFLowHerndon, VA2026-10-30
Mather Group, Llc.
12$1.1K0.0%ETFMediumChicago, IL2026-10-14
Montag A & Associates Inc
10$9640.0%CoreLowAtlanta, GA2026-10-29
Bare Financial Services, Inc
8$7620.0%ETFVery LowGap, PA2026-11-04
Signature Equity Partners, LLC
7$6670.0%GrowthMediumColumbus, OH2026-10-29
Silver Grove Financial Group, Inc.
7$6670.0%CoreMediumOrchard Park, NY2026-11-05
Rossby Financial, LCC
5$4760.0%ETFMediumMelbourne, FL2026-11-05
GHP Investment Advisors, Inc.
3$2860.0%CoreVery LowDenver, CO2026-10-15
Root Financial Partners, LLC
3$2860.0%ETFMediumEncinitas, CA2026-10-21
Assetmark, Inc
3$2860.0%ETFLowConcord, CA2026-10-21
Downshift Financial, LLC
2$1900.0%ETFLowBoulder, CO2026-10-13
DiNuzzo Private Wealth, Inc.
1$960.0%ETFLowBeaver, PA2026-10-16
MassMutual Private Wealth & Trust, FSB
1$950.0%CoreLowSpringfield, MA2026-10-05