Rhythm Pharmaceuticals, Inc.
RYTM- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001649904
In the last 90 days, Rhythm Pharmaceuticals, Inc. insiders filed 0 open-market purchases and 6 sales; 304 institutions reported holding it in 13F filings for Q2 2026, worth $8.55B in total; Duquesne Family Office is the only superinvestor holding it.
13F holders, Q1 2025
Institutional positions in Rhythm Pharmaceuticals, Inc. as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 228
- +26 vs. Q4 2024
- Shares held
- 64.8M
- +48.3K (+0.1%) vs. Q4 2024
- Total value
- $3.44B
- −$189.2M (−5.2%) vs. Q4 2024
- New holders
- 45
- 86 more added
- Sold out
- 19
- 69 more reduced
1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting RYTM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 304 | $8.55B |
| Q1 2026 | 285 | $6.42B |
| Q4 2025 | 281 | $7.80B |
| Q3 2025 | 264 | $7.20B |
| Q2 2025 | 227 | $4.20B |
| Q1 2025 | 228 | $3.44B |
| Q4 2024 | 203 | $3.63B |
| Q3 2024 | 176 | $3.55B |
| Q2 2024 | 165 | $2.85B |
| Q1 2024 | 167 | $2.95B |
| Q4 2023 | 169 | $3.07B |
| Q3 2023 | 144 | $1.56B |
| Q2 2023 | 116 | $1.09B |
| Q1 2023 | 126 | $1.08B |
| Q4 2022 | 115 | $1.81B |
| Q3 2022 | 101 | $1.45B |
| Q2 2022 | 90 | $190.8M |
| Q1 2022 | 111 | $562.7M |
| Q4 2021 | 98 | $483.6M |
| Q3 2021 | 97 | $626.3M |
| Q2 2021 | 105 | $905.6M |
| Q1 2021 | 124 | $1.01B |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding Rhythm Pharmaceuticals, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Covestor Ltd | 6 | $0 | 0.00% | −4−40.0% | Reduced |
| Skopos Labs, Inc. | 5 | $265 | 0.00% | +5 | New |
| Whipplewood Advisors, LLC | 13 | $583 | 0.00% | +2+18.2% | Added |
| Hexagon Capital Partners LLC | 11 | $583 | 0.00% | +4+57.1% | Added |
| CVA Family Office, LLC | 12 | $636 | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 14 | $700 | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 19 | $1.01K | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 19 | $1.01K | 0.00% | +7+58.3% | Added |
| Parkside Financial Bank & Trust | 20 | $1.06K | 0.00% | +20 | New |
| Stephens Consulting, LLC | 20 | $1.06K | 0.00% | +20 | New |
| ORG Partners LLC | 24 | $1.20K | 0.00% | +24 | New |
| Coldstream Capital Management Inc | 30 | $1.59K | 0.00% | +30 | New |
| Northwestern Mutual Wealth Management Co | 48 | $2.54K | 0.00% | +48 | New |
| Versant Capital Management, Inc | 55 | $2.91K | 0.00% | +55 | New |
| True Wealth Design, LLC | 57 | $3.02K | 0.00% | +57 | New |
| Sterling Capital Management LLC | 58 | $3.07K | 0.00% | +2+3.6% | Added |
| Allworth Financial LP | 50 | $3.15K | 0.00% | +50 | New |
| South State Corp. | 71 | $3.76K | 0.00% | +71 | New |
| Bessemer Group Inc | 66 | $4.00K | 0.00% | +36+120.0% | Added |
| Rothschild Investment LLC | 90 | $4.77K | 0.00% | +25+38.5% | Added |
| Lindbrook Capital, LLC | 129 | $6.83K | 0.00% | +3+2.4% | Added |
| Royal Bank of Canada | 131 | $7.00K | 0.00% | −1,083−89.2% | Reduced |
| Truvestments Capital LLC | 138 | $7.31K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 146 | $7.73K | 0.00% | +5+3.5% | Added |
| Optiver Holding B.V. | 155 | $8.21K | 0.00% | +155 | New |
| Daiwa Securities Group Inc. | 203 | $11.0K | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 224 | $11.9K | 0.00% | +2+0.9% | Added |
| Jones Financial Companies LLLP | 231 | $12.7K | 0.00% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 255 | $14.0K | 0.00% | +62+32.1% | Added |
| GAMMA Investing LLC | 281 | $14.9K | 0.00% | +80+39.8% | Added |
| Ameriflex Group, Inc. | 360 | $19.1K | 0.01% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 466 | $24.7K | 0.00% | −200−30.0% | Reduced |
| SRS Capital Advisors, Inc. | 518 | $27.4K | 0.00% | +64+14.1% | Added |
| Advisor Group Holdings, Inc. | 590 | $31.3K | 0.00% | −83−12.3% | Reduced |
| BI Asset Management Fondsmaeglerselskab A/S | 648 | $34.0K | 0.00% | +648 | New |
| Tower Research Capital LLC (TRC) | 1,058 | $56.0K | 0.00% | −3,481−76.7% | Reduced |
| Nisa Investment Advisors, LLC | 1,240 | $65.7K | 0.00% | −45−3.5% | Reduced |
| GF Fund Management Co. Ltd. | 1,573 | $83.3K | 0.00% | +283+21.9% | Added |
| Whittier Trust Co | 1,760 | $93.2K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 1,881 | $100.0K | 0.00% | +6+0.3% | Added |
| ZRC Wealth Management, LLC | 1,971 | $104.4K | 0.05% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 2,116 | $116.0K | 0.00% | +68+3.3% | Added |
| KBC Group NV | 2,251 | $119.0K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 2,584 | $137.0K | 0.00% | +1,240+92.3% | Added |
| Bayforest Capital Ltd | 3,134 | $166.0K | 0.07% | +3,134 | New |
| JGP Global Gestao de Recursos Ltda. | 3,824 | $202.6K | 0.15% | −1,554−28.9% | Reduced |
| SIH Partners, LLLP | 3,980 | $210.8K | 0.02% | +3,980 | New |
| LPL Financial LLC | 4,214 | $223.2K | 0.00% | +39+0.9% | Added |
| Chicago Partners Investment Group LLC | 3,510 | $226.9K | 0.01% | −186−5.0% | Reduced |
| Mackenzie Financial Corp | 4,343 | $230.0K | 0.00% | 00.0% | Unchanged |
| Cinctive Capital Management LP | 4,356 | $230.7K | 0.02% | −78,399−94.7% | Reduced |
| Xponance, Inc. | 4,365 | $231.2K | 0.00% | +197+4.7% | Added |
| Verition Fund Management LLC | 4,424 | $234.3K | 0.00% | −3,613−45.0% | Reduced |
| The PNC Financial Services Group, Inc. | 4,518 | $239.3K | 0.00% | +4,214+1,386.2% | Added |
| Mariner, LLC | 4,585 | $242.9K | 0.00% | +60+1.3% | Added |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 4,589 | $243.1K | 0.01% | +4,589 | New |
| Prudential Financial Inc | 4,355 | $243.4K | 0.00% | +200+4.8% | Added |
| Gotham Asset Management, LLC | 4,750 | $251.6K | 0.00% | −2,036−30.0% | Reduced |
| Gsa Capital Partners LLP | 5,069 | $269.0K | 0.02% | +5,069 | New |
| Quadrature Capital Ltd | 5,278 | $279.6K | 0.01% | +5,278 | New |
| E Fund Management Co., Ltd. | 5,396 | $285.8K | 0.01% | +5,396 | New |
| Public Employees Retirement Association of Colorado | 5,463 | $289.0K | 0.00% | 00.0% | Unchanged |
| Entropy Technologies, LP | 5,502 | $291.4K | 0.03% | +5,502 | New |
| Ameritas Investment Partners, Inc. | 5,546 | $293.8K | 0.01% | 00.0% | Unchanged |
| Jasper Ridge Partners, L.P. | 5,639 | $298.7K | 0.01% | 00.0% | Unchanged |
| Y-Intercept (Hong Kong) Ltd | 5,966 | $316.0K | 0.02% | +100+1.7% | Added |
| BIT Capital GmbH | 6,013 | $318.5K | 0.04% | +6,013 | New |
| Fieldview Capital Management, LLC | 6,037 | $319.8K | 0.05% | +6,037 | New |
| Allianz Asset Management GmbH | 6,100 | $323.1K | 0.00% | 00.0% | Unchanged |
| Springhill Fund Asset Management (HK) Co Ltd | 6,277 | $332.5K | 1.59% | +6,277 | New |
| Bridgefront Capital, LLC | 6,414 | $339.8K | 0.10% | +1,810+39.3% | Added |
| Virtus Investment Advisers, Inc. | 6,446 | $341.4K | 0.09% | +6,446 | New |
| Quest Partners LLC | 6,607 | $350.0K | 0.04% | +6,606+660,600.0% | Added |
| Point72 (DIFC) Ltd | 6,653 | $352.4K | 0.03% | +6,653 | New |
| Aigen Investment Management, LP | 7,701 | $407.9K | 0.07% | +7,701 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 8,926 | $472.8K | 0.00% | −108−1.2% | Reduced |
| KLP Kapitalforvaltning AS | 9,300 | $492.6K | 0.00% | 00.0% | Unchanged |
| Cannon Financial Strategists, Inc. | 10,000 | $529.7K | 0.09% | 00.0% | Unchanged |
| Advisors Asset Management, Inc. | 10,250 | $542.9K | 0.01% | +3,176+44.9% | Added |
| Persistent Asset Partners Ltd | 11,501 | $609.2K | 0.54% | −6,811−37.2% | Reduced |
| Great West Life Assurance Co | 11,578 | $615.0K | 0.00% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 11,655 | $617.4K | 0.01% | 00.0% | Unchanged |
| Exchange Traded Concepts, LLC | 11,912 | $631.0K | 0.01% | −463−3.7% | Reduced |
| Two Sigma Advisers, LP | 12,100 | $640.9K | 0.00% | −1,000−7.6% | Reduced |
| CIBC World Markets Corp | 12,148 | $643.5K | 0.01% | +7,025+137.1% | Added |
| Creative Planning | 12,333 | $653.3K | 0.00% | +2,109+20.6% | Added |
| Teacher Retirement System of Texas | 12,404 | $657.0K | 0.00% | −1,182−8.7% | Reduced |
| Profund Advisors LLC | 12,444 | $659.2K | 0.03% | +1,963+18.7% | Added |
| China Universal Asset Management Co., Ltd. | 12,682 | $671.8K | 0.06% | −349−2.7% | Reduced |
| Arizona State Retirement System | 13,181 | $698.2K | 0.00% | −106−0.8% | Reduced |
| American Century Companies Inc | 13,282 | $703.5K | 0.00% | −20,484−60.7% | Reduced |
| Voleon Capital Management LP | 13,819 | $732.0K | 0.06% | +13,819 | New |
| Renaissance Technologies LLC | 14,112 | $747.5K | 0.00% | +14,112 | New |
| State Board of Administration of Florida Retirement System | 14,670 | $777.1K | 0.00% | 00.0% | Unchanged |
| ProShare Advisors LLC | 14,704 | $778.9K | 0.00% | −3,624−19.8% | Reduced |
| Atom Investors LP | 14,962 | $792.5K | 0.10% | +3,357+28.9% | Added |
| Fiduciary Trust Co | 15,000 | $794.5K | 0.01% | −5,000−25.0% | Reduced |
| HSBC Holdings PLC | 15,570 | $823.3K | 0.00% | −717−4.4% | Reduced |
| Bellevue Group AG | 15,550 | $823.7K | 0.02% | −8,046−34.1% | Reduced |
| Leo Wealth, LLC | 16,000 | $847.5K | 0.12% | +16,000 | New |