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, Q2 2023
Institutional positions in Rhythm Pharmaceuticals, Inc. as of Jun 30, 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
- 116
- −10 vs. Q1 2023
- Shares held
- 66.2M
- +5.88M (+9.7%) vs. Q1 2023
- Total value
- $1.09B
- +$15.7M (+1.5%) vs. Q1 2023
- New holders
- 28
- 42 more added
- Sold out
- 38
- 23 more reduced
Compare with Q1 2023: 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, Q2 2023
Shares, value and share of portfolio for each institution holding Rhythm Pharmaceuticals, Inc.; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Nisa Investment Advisors, LLC | 36 | $594 | 0.00% | +36 | New |
| Beaird Harris Wealth Management, LLC | 49 | $809 | 0.00% | 00.0% | Unchanged |
| Newbridge Financial Services Group, Inc. | 65 | $1.07K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 200 | $3.00K | 0.00% | 00.0% | Unchanged |
| Truvestments Capital LLC | 216 | $3.56K | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 227 | $3.74K | 0.00% | +23+11.3% | Added |
| Daiwa Securities Group Inc. | 227 | $4.00K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 249 | $4.11K | 0.00% | +40+19.1% | Added |
| Focused Wealth Management, Inc | 300 | $4.95K | 0.00% | 00.0% | Unchanged |
| Allspring Global Investments Holdings, LLC | 640 | $10.6K | 0.00% | +640 | New |
| China Universal Asset Management Co., Ltd. | 745 | $12.3K | 0.00% | −18−2.4% | Reduced |
| US Bancorp | 1,063 | $17.5K | 0.00% | +1,018+2,262.2% | Added |
| Russell Investments Group, Ltd. | 1,100 | $18.1K | 0.00% | +1,100 | New |
| Great West Life Assurance Co | 2,363 | $39.0K | 0.00% | 00.0% | Unchanged |
| Metropolitan Life Insurance Co | 2,811 | $46.4K | 0.00% | +2,811 | New |
| Tower Research Capital LLC (TRC) | 3,750 | $61.8K | 0.00% | −13,463−78.2% | Reduced |
| Ameritas Investment Partners, Inc. | 4,242 | $70.0K | 0.00% | +4,242 | New |
| Texas Treasury Safekeeping Trust Co | 4,230 | $70.0K | 0.02% | 00.0% | Unchanged |
| HarbourVest Partners LLC | 5,639 | $93.0K | 0.03% | 00.0% | Unchanged |
| Royal Bank of Canada | 7,249 | $120.0K | 0.00% | +5,286+269.3% | Added |
| Amalgamated Bank | 7,789 | $128.0K | 0.00% | +7,789 | New |
| Public Employees Retirement Association of Colorado | 7,985 | $132.0K | 0.00% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 8,949 | $147.6K | 0.00% | −159−1.7% | Reduced |
| ProShare Advisors LLC | 10,361 | $170.9K | 0.00% | +10,361 | New |
| Tudor Investment Corp Et Al | 11,393 | $187.9K | 0.00% | −14,481−56.0% | Reduced |
| Allianz Asset Management GmbH | 11,900 | $196.2K | 0.00% | 00.0% | Unchanged |
| Teacher Retirement System of Texas | 12,316 | $203.0K | 0.00% | −1,571−11.3% | Reduced |
| AQR Capital Management LLC | 12,716 | $209.7K | 0.00% | +12,716 | New |
| Arizona State Retirement System | 12,751 | $210.3K | 0.00% | −310−2.4% | Reduced |
| Virtu Financial LLC | 13,188 | $217.0K | 0.02% | +13,188 | New |
| E Fund Management Co., Ltd. | 13,948 | $230.0K | 0.02% | −536−3.7% | Reduced |
| State Board of Administration of Florida Retirement System | 14,590 | $240.6K | 0.00% | +14,590 | New |
| ExodusPoint Capital Management, LP | 15,681 | $259.0K | 0.00% | −37,977−70.8% | Reduced |
| Ensign Peak Advisors, Inc | 16,200 | $267.1K | 0.00% | +16,200 | New |
| Susquehanna International Group, LLP | 16,298 | $268.8K | 0.00% | −768,257−97.9% | Reduced |
| Ameriprise Financial Inc | 18,140 | $299.1K | 0.00% | 00.0% | Unchanged |
| Virtus ETF Advisers LLC | 19,414 | $320.1K | 0.19% | +9,010+86.6% | Added |
| Fiduciary Trust Co | 20,000 | $329.8K | 0.01% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 20,100 | $331.4K | 0.00% | +19,028+1,775.0% | Added |
| Manufacturers Life Insurance Company, The | 20,906 | $344.7K | 0.00% | +20,906 | New |
| Hennion & Walsh Asset Management, Inc. | 21,183 | $349.0K | 0.02% | −36,152−63.1% | Reduced |
| Driehaus Capital Management LLC | 22,993 | $379.2K | 0.00% | 00.0% | Unchanged |
| Deutsche Bank AG | 24,225 | $399.5K | 0.00% | +18,579+329.1% | Added |
| American International Group, Inc. | 24,729 | $407.8K | 0.00% | +24,729 | New |
| Walleye Trading LLC | 25,395 | $418.8K | 0.02% | +25,395 | New |
| MetLife Investment Management | 27,123 | $447.3K | 0.00% | +27,123 | New |
| Utah Retirement Systems | 28,197 | $465.0K | 0.01% | 00.0% | Unchanged |
| Invesco Ltd. | 28,276 | $466.3K | 0.00% | +28,276 | New |
| Stratos Wealth Partners, LTD. | 28,584 | $471.4K | 0.01% | −25,500−47.1% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 33,984 | $562.3K | 0.00% | +22,928+207.4% | Added |
| Marshall Wace, LLP | 36,371 | $599.8K | 0.00% | −57,475−61.2% | Reduced |
| Soleus Capital Management, L.P. | 38,600 | $636.5K | 0.07% | +38,600 | New |
| Nan Fung Group Holdings Ltd | 40,070 | $660.8K | 0.42% | +7,550+23.2% | Added |
| Alps Advisors Inc | 41,793 | $689.2K | 0.01% | +4,405+11.8% | Added |
| Legal & General Group Plc | 42,653 | $703.4K | 0.00% | +25,534+149.2% | Added |
| State of Wisconsin Investment Board | 42,816 | $706.0K | 0.00% | +1,205+2.9% | Added |
| First Trust Advisors LP | 44,165 | $728.3K | 0.00% | +44,165 | New |
| Stifel Financial Corp | 46,696 | $770.0K | 0.00% | +25,206+117.3% | Added |
| Profund Advisors LLC | 47,080 | $776.3K | 0.04% | +705+1.5% | Added |
| BNP Paribas Arbitrage, SA | 53,355 | $879.8K | 0.00% | −33,687−38.7% | Reduced |
| Alliancebernstein L.P. | 54,390 | $896.9K | 0.00% | +54,390 | New |
| California State Teachers Retirement System | 57,029 | $940.4K | 0.00% | +4,607+8.8% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 58,119 | $958.4K | 0.00% | +58,119 | New |
| Algert Global LLC | 59,093 | $974.4K | 0.04% | +59,093 | New |
| Gsa Capital Partners LLP | 68,564 | $1.13M | 0.11% | +68,564 | New |
| Credit Suisse AG | 69,001 | $1.14M | 0.00% | +13,710+24.8% | Added |
| JPMorgan Chase & Co | 69,588 | $1.15M | 0.00% | +47,303+212.3% | Added |
| Rhumbline Advisers | 69,598 | $1.15M | 0.00% | +69,598 | New |
| Jane Street Group, LLC | 76,024 | $1.25M | 0.00% | −273,615−78.3% | Reduced |
| Wells Fargo & Company | 77,094 | $1.27M | 0.00% | +26,291+51.8% | Added |
| Voya Investment Management LLC | 84,038 | $1.39M | 0.00% | +20,443+32.1% | Added |
| UBS Group AG | 87,849 | $1.45M | 0.00% | +3,772+4.5% | Added |
| Citigroup Inc | 88,065 | $1.45M | 0.00% | −251,890−74.1% | Reduced |
| Kynam Capital Management, LP | 92,602 | $1.53M | 0.23% | 00.0% | Unchanged |
| Swiss National Bank | 98,800 | $1.63M | 0.00% | +1,500+1.5% | Added |
| Morgan Stanley | 103,181 | $1.70M | 0.00% | −113,440−52.4% | Reduced |
| Dimensional Fund Advisors LP | 103,958 | $1.71M | 0.00% | −20,551−16.5% | Reduced |
| Silverarc Capital Management, LLC | 116,168 | $1.92M | 0.65% | +116,168 | New |
| Jefferies Financial Group Inc. | 124,170 | $2.05M | 0.04% | +113,397+1,052.6% | Added |
| Barclays PLC | 130,228 | $2.15M | 0.00% | +43,110+49.5% | Added |
| Bank of America Corp | 140,118 | $2.31M | 0.00% | −219,548−61.0% | Reduced |
| Wellington Management Group LLP | 140,221 | $2.31M | 0.00% | +28,588+25.6% | Added |
| Rice Hall James & Associates, LLC | 158,959 | $2.62M | 0.15% | +5,173+3.4% | Added |
| Bank of New York Mellon Corp | 187,796 | $3.10M | 0.00% | +161,070+602.7% | Added |
| Citadel Advisors LLC | 189,532 | $3.13M | 0.00% | −175,508−48.1% | Reduced |
| Nuveen Asset Management, LLC | 198,443 | $3.27M | 0.00% | +149,039+301.7% | Added |
| Wedge Capital Management L L P | 218,425 | $3.60M | 0.06% | +218,425 | New |
| UBS Asset Management Americas Inc | 206,035 | $3.68M | 0.00% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 223,237 | $3.68M | 0.00% | +51,657+30.1% | Added |
| Rafferty Asset Management, LLC | 259,344 | $4.28M | 0.02% | +4,134+1.6% | Added |
| Samsara BioCapital, LLC | 345,293 | $5.69M | 1.00% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 350,559 | $5.78M | 0.00% | +122,522+53.7% | Added |
| Walleye Capital LLC | 395,541 | $6.52M | 0.11% | +257,772+187.1% | Added |
| Northern Trust Corp | 494,202 | $8.15M | 0.00% | +352,065+247.7% | Added |
| Assenagon Asset Management S.A. | 543,210 | $8.96M | 0.04% | −120,816−18.2% | Reduced |
| Cormorant Asset Management, LP | 600,000 | $9.89M | 0.56% | +600,000 | New |
| FMR LLC | 701,534 | $11.6M | 0.00% | +2,710+0.4% | Added |
| Opaleye Management Inc. | 735,000 | $12.1M | 2.90% | 00.0% | Unchanged |
| Great Point Partners LLC | 772,000 | $12.7M | 2.55% | +674,456+691.4% | Added |
| Braidwell LP | 843,087 | $13.9M | 0.45% | +843,087 | New |