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; 305 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 2023
Institutional positions in Rhythm Pharmaceuticals, Inc. as of Mar 31, 2023. 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
- 126
- +11 vs. Q4 2022
- Shares held
- 60.3M
- −1.98M (−3.2%) vs. Q4 2022
- Total value
- $1.08B
- −$738.2M (−40.7%) vs. Q4 2022
- New holders
- 29
- 46 more added
- Sold out
- 18
- 24 more reduced
Compare with Q4 2022: 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 | 305 | $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 2023
Shares, value and share of portfolio for each institution holding Rhythm Pharmaceuticals, Inc.; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| NewSquare Capital LLC | 20 | $357 | 0.00% | 00.0% | Unchanged |
| Dark Forest Capital Management LP | 25 | $446 | 0.00% | +25 | New |
| US Bancorp | 45 | $803 | 0.00% | 00.0% | Unchanged |
| Beaird Harris Wealth Management, LLC | 49 | $875 | 0.00% | 00.0% | Unchanged |
| Cutler Group LP | 100 | $1.00K | 0.00% | +100 | New |
| Newbridge Financial Services Group, Inc. | 65 | $1.16K | 0.00% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 148 | $2.64K | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 204 | $3.64K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 209 | $3.73K | 0.00% | 00.0% | Unchanged |
| Truvestments Capital LLC | 216 | $3.85K | 0.00% | +216 | New |
| Daiwa Securities Group Inc. | 227 | $4.00K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 200 | $4.00K | 0.00% | 00.0% | Unchanged |
| TCI Wealth Advisors, Inc. | 254 | $4.53K | 0.00% | +254 | New |
| Focused Wealth Management, Inc | 300 | $5.35K | 0.00% | 00.0% | Unchanged |
| Ameritas Advisory Services, LLC | 300 | $6.09K | 0.00% | +300 | New |
| The PNC Financial Services Group, Inc. | 350 | $6.24K | 0.00% | 00.0% | Unchanged |
| China Universal Asset Management Co., Ltd. | 763 | $13.6K | 0.00% | +191+33.4% | Added |
| New York State Common Retirement Fund | 1,072 | $19.1K | 0.00% | 00.0% | Unchanged |
| State of Wyoming | 1,126 | $20.1K | 0.01% | −1,102−49.5% | Reduced |
| Royal Bank of Canada | 1,963 | $35.0K | 0.00% | +1,789+1,028.2% | Added |
| Great West Life Assurance Co | 2,363 | $42.0K | 0.00% | 00.0% | Unchanged |
| Denali Advisors LLC | 3,200 | $57.1K | 0.02% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 3,812 | $68.0K | 0.02% | 00.0% | Unchanged |
| Texas Treasury Safekeeping Trust Co | 4,230 | $75.0K | 0.02% | +4,230 | New |
| HarbourVest Partners LLC | 5,639 | $100.6K | 0.03% | +5,639 | New |
| Deutsche Bank AG | 5,646 | $100.7K | 0.00% | 00.0% | Unchanged |
| Public Employees Retirement Association of Colorado | 7,985 | $142.0K | 0.00% | +7,985 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 9,108 | $162.5K | 0.00% | +2,229+32.4% | Added |
| Point72 Middle East FZE | 10,339 | $184.4K | 0.01% | +10,339 | New |
| Virtus ETF Advisers LLC | 10,404 | $185.6K | 0.10% | +183+1.8% | Added |
| Boulder Hill Capital Management LP | 10,600 | $189.1K | 0.15% | +10,600 | New |
| Jefferies Financial Group Inc. | 10,773 | $192.2K | 0.00% | +10,773 | New |
| Mirae Asset Global Investments Co., Ltd. | 11,056 | $197.2K | 0.00% | +11,056 | New |
| Ergoteles LLC | 11,563 | $206.3K | 0.01% | +11,563 | New |
| Jump Financial, LLC | 11,618 | $207.3K | 0.01% | +11,618 | New |
| Allianz Asset Management GmbH | 11,900 | $212.3K | 0.00% | 00.0% | Unchanged |
| Point72 Asset Management, L.P. | 11,955 | $213.3K | 0.00% | +11,955 | New |
| Arizona State Retirement System | 13,061 | $233.0K | 0.00% | +1,612+14.1% | Added |
| Schonfeld Strategic Advisors LLC | 13,311 | $237.5K | 0.00% | −107,378−89.0% | Reduced |
| Teacher Retirement System of Texas | 13,887 | $248.0K | 0.00% | +1,853+15.4% | Added |
| STRS Ohio | 14,099 | $251.0K | 0.00% | +14,099 | New |
| ClariVest Asset Management LLC | 14,360 | $256.0K | 0.01% | −2,140−13.0% | Reduced |
| E Fund Management Co., Ltd. | 14,484 | $258.0K | 0.02% | −1,572−9.8% | Reduced |
| Balyasny Asset Management LLC | 16,313 | $291.0K | 0.00% | +15,547+2,029.6% | Added |
| Legal & General Group Plc | 17,119 | $305.4K | 0.00% | +2,323+15.7% | Added |
| Tower Research Capital LLC (TRC) | 17,213 | $307.0K | 0.01% | +3,463+25.2% | Added |
| Ameriprise Financial Inc | 18,140 | $323.6K | 0.00% | 00.0% | Unchanged |
| Parkwood LLC | 19,147 | $342.0K | 0.06% | +1,601+9.1% | Added |
| Fiduciary Trust Co | 20,000 | $356.8K | 0.01% | 00.0% | Unchanged |
| Diametric Capital, LP | 20,880 | $372.5K | 0.18% | +20,880 | New |
| Stifel Financial Corp | 21,490 | $383.4K | 0.00% | +2,110+10.9% | Added |
| JPMorgan Chase & Co | 22,285 | $398.0K | 0.00% | +2,644+13.5% | Added |
| Driehaus Capital Management LLC | 22,993 | $410.2K | 0.01% | 00.0% | Unchanged |
| Tudor Investment Corp Et Al | 25,874 | $462.0K | 0.01% | +25,874 | New |
| Bank of New York Mellon Corp | 26,726 | $476.8K | 0.00% | −5,557−17.2% | Reduced |
| Utah Retirement Systems | 28,197 | $503.0K | 0.01% | +28,197 | New |
| DekaBank Deutsche Girozentrale | 30,000 | $525.0K | 0.00% | 00.0% | Unchanged |
| Mirabella Financial Services LLP | 29,500 | $526.3K | 0.11% | +18,011+156.8% | Added |
| Landscape Capital Management, L.L.C. | 30,810 | $549.6K | 0.07% | +3,678+13.6% | Added |
| Nan Fung Group Holdings Ltd | 32,520 | $580.2K | 0.39% | 00.0% | Unchanged |
| Jupiter Asset Management Ltd | 34,899 | $622.6K | 0.01% | +1,539+4.6% | Added |
| HighVista Strategies LLC | 35,478 | $632.9K | 0.52% | 00.0% | Unchanged |
| Alps Advisors Inc | 37,388 | $667.0K | 0.01% | −810−2.1% | Reduced |
| Fox Run Management, L.L.C. | 37,950 | $677.0K | 0.22% | +37,950 | New |
| State of Wisconsin Investment Board | 41,611 | $742.3K | 0.00% | +853+2.1% | Added |
| Twinbeech Capital LP | 42,130 | $751.6K | 0.02% | +42,130 | New |
| LMR Partners LLP | 43,114 | $769.2K | 0.02% | +18,070+72.2% | Added |
| Profund Advisors LLC | 46,375 | $827.3K | 0.05% | +46,375 | New |
| Nuveen Asset Management, LLC | 49,404 | $881.0K | 0.00% | +1,913+4.0% | Added |
| Wells Fargo & Company | 50,803 | $906.3K | 0.00% | +44,060+653.4% | Added |
| California State Teachers Retirement System | 52,422 | $935.2K | 0.00% | +17,116+48.5% | Added |
| ExodusPoint Capital Management, LP | 53,658 | $957.0K | 0.01% | +53,658 | New |
| Stratos Wealth Partners, LTD. | 54,084 | $964.9K | 0.03% | −19,236−26.2% | Reduced |
| Credit Suisse AG | 55,291 | $986.4K | 0.00% | +7,879+16.6% | Added |
| UBS Oconnor LLC | 56,050 | $999.9K | 0.02% | +56,050 | New |
| Hennion & Walsh Asset Management, Inc. | 57,335 | $1.02M | 0.06% | −1,963−3.3% | Reduced |
| Voya Investment Management LLC | 63,595 | $1.13M | 0.00% | 00.0% | Unchanged |
| Verition Fund Management LLC | 77,228 | $1.38M | 0.02% | +77,228 | New |
| UBS Group AG | 84,077 | $1.50M | 0.00% | −107,188−56.0% | Reduced |
| BNP Paribas Arbitrage, SA | 87,042 | $1.55M | 0.00% | +34,158+64.6% | Added |
| Barclays PLC | 87,118 | $1.55M | 0.00% | −95,481−52.3% | Reduced |
| Kynam Capital Management, LP | 92,602 | $1.65M | 0.21% | +92,602 | New |
| Marshall Wace, LLP | 93,846 | $1.67M | 0.00% | +72,563+340.9% | Added |
| Swiss National Bank | 97,300 | $1.74M | 0.00% | −600−0.6% | Reduced |
| Great Point Partners LLC | 97,544 | $1.74M | 0.34% | +97,544 | New |
| Squarepoint Ops LLC | 105,975 | $1.89M | 0.01% | +40,837+62.7% | Added |
| Wellington Management Group LLP | 111,633 | $1.99M | 0.00% | +4,717+4.4% | Added |
| Dimensional Fund Advisors LP | 124,509 | $2.22M | 0.00% | −12,482−9.1% | Reduced |
| Walleye Capital LLC | 137,769 | $2.46M | 0.05% | +137,769 | New |
| Northern Trust Corp | 142,137 | $2.54M | 0.00% | +4,036+2.9% | Added |
| Rice Hall James & Associates, LLC | 153,786 | $2.74M | 0.16% | +584+0.4% | Added |
| Price T Rowe Associates Inc | 171,580 | $3.06M | 0.00% | +157,380+1,108.3% | Added |
| Voloridge Investment Management, LLC | 193,590 | $3.45M | 0.02% | −1,406−0.7% | Reduced |
| UBS Asset Management Americas Inc | 206,035 | $3.68M | 0.00% | +163,838+388.3% | Added |
| Morgan Stanley | 216,621 | $3.86M | 0.00% | −27,064−11.1% | Reduced |
| HRT Financial LP | 218,445 | $3.90M | 0.05% | +218,445 | New |
| Charles Schwab Investment Management Inc | 228,037 | $4.07M | 0.00% | −1,879−0.8% | Reduced |
| Rafferty Asset Management, LLC | 255,210 | $4.55M | 0.03% | −50,803−16.6% | Reduced |
| D. E. Shaw & Co., Inc. | 278,203 | $4.96M | 0.01% | −77,327−21.7% | Reduced |
| Cubist Systematic Strategies, LLC | 278,758 | $4.97M | 0.05% | +262,250+1,588.6% | Added |