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 $8.57B in total; Duquesne Family Office is the only superinvestor holding it.
13F holders, Q2 2022
Institutional positions in Rhythm Pharmaceuticals, Inc. as of Jun 30, 2022. 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
- 90
- −18 vs. Q1 2022
- Shares held
- 45.9M
- −2.88M (−5.9%) vs. Q1 2022
- Total value
- $190.8M
- −$371.5M (−66.1%) vs. Q1 2022
- New holders
- 18
- 23 more added
- Sold out
- 36
- 31 more reduced
3 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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 | 304 | $8.57B |
| Q1 2026 | 285 | $6.42B |
| Q4 2025 | 281 | $7.80B |
| Q3 2025 | 264 | $7.32B |
| Q2 2025 | 227 | $4.22B |
| Q1 2025 | 228 | $3.44B |
| Q4 2024 | 203 | $3.63B |
| Q3 2024 | 176 | $3.55B |
| Q2 2024 | 165 | $2.86B |
| Q1 2024 | 167 | $2.98B |
| Q4 2023 | 169 | $3.09B |
| Q3 2023 | 144 | $1.57B |
| Q2 2023 | 116 | $1.09B |
| Q1 2023 | 126 | $1.09B |
| Q4 2022 | 115 | $1.81B |
| Q3 2022 | 101 | $1.48B |
| Q2 2022 | 90 | $190.8M |
| Q1 2022 | 111 | $562.7M |
| Q4 2021 | 98 | $484.7M |
| Q3 2021 | 97 | $626.3M |
| Q2 2021 | 105 | $905.6M |
| Q1 2021 | 124 | $1.01B |
Institutions, Q2 2022
Shares, value and share of portfolio for each institution holding Rhythm Pharmaceuticals, Inc.; share changes are against Q1 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Primecap Management Co | 6,364,094 | $26.4M | 0.02% | +72,103+1.1% | Added |
| NEA Management Company, LLC | 4,912,306 | $20.4M | 1.05% | 00.0% | Unchanged |
| Ra Capital Management, L.P. | 4,871,067 | $20.2M | 0.54% | 00.0% | Unchanged |
| Federated Hermes, Inc. | 4,395,600 | $18.2M | 0.05% | −669,513−13.2% | Reduced |
| Baker Bros. Advisors LP | 4,125,062 | $17.1M | 0.10% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 3,160,386 | $13.1M | 0.00% | −179,364−5.4% | Reduced |
| Vanguard Group Inc | 2,149,726 | $8.92M | 0.00% | −107,294−4.8% | Reduced |
| Janus Henderson Group PLC | 2,080,077 | $8.63M | 0.01% | −870,925−29.5% | Reduced |
| Franklin Resources Inc | 1,779,465 | $7.38M | 0.00% | +110.0% | Added |
| Alkeon Capital Management LLC | 1,500,000 | $6.22M | 0.04% | +1,500,000 | New |
| Rock Springs Capital Management LP | 1,403,298 | $5.82M | 0.17% | +166,272+13.4% | Added |
| BlackRock Inc. | 1,177,575 | $4.89M | 0.00% | −2,106,530−64.1% | Reduced |
| MPM Asset Management LLC | 909,258 | $3.77M | 1.59% | 00.0% | Unchanged |
| Assenagon Asset Management S.A. | 689,720 | $2.86M | 0.01% | −16,200−2.3% | Reduced |
| FMR LLC | 556,994 | $2.31M | 0.00% | +3,127+0.6% | Added |
| Millennium Management LLC | 489,121 | $2.03M | 0.00% | +128,529+35.6% | Added |
| Morgan Stanley | 430,747 | $1.79M | 0.00% | +175,255+68.6% | Added |
| Geode Capital Management, LLC | 399,794 | $1.66M | 0.00% | −341,095−46.0% | Reduced |
| Jacobs Levy Equity Management, Inc | 378,714 | $1.57M | 0.01% | +378,714 | New |
| Opaleye Management Inc. | 362,000 | $1.50M | 0.68% | +362,000 | New |
| Samsara BioCapital, LLC | 345,293 | $1.43M | 0.38% | 00.0% | Unchanged |
| Deerfield Management Company, L.P. (Series C) | 291,005 | $1.21M | 0.03% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 253,241 | $1.05M | 0.00% | +59,532+30.7% | Added |
| State Street Corp | 251,059 | $1.04M | 0.00% | −560,124−69.1% | Reduced |
| Ergoteles LLC | 212,800 | $883.0K | 0.03% | +212,800 | New |
| State of Wisconsin Investment Board | 207,701 | $862.0K | 0.00% | +109,801+112.2% | Added |
| Charles Schwab Investment Management Inc | 172,730 | $717.0K | 0.00% | −125,595−42.1% | Reduced |
| Citadel Advisors LLC | 168,058 | $698.0K | 0.00% | −81,866−32.8% | Reduced |
| Rice Hall James & Associates, LLC | 159,000 | $660.0K | 0.03% | +22,479+16.5% | Added |
| Caxton Associates LP | 151,213 | $628.0K | 0.08% | +110,105+267.8% | Added |
| Tudor Investment Corp Et Al | 125,416 | $520.0K | 0.02% | +74,178+144.8% | Added |
| Northern Trust Corp | 111,249 | $462.0K | 0.00% | −305,638−73.3% | Reduced |
| Cubist Systematic Strategies, LLC | 98,091 | $407.0K | 0.00% | +98,091 | New |
| Wellington Management Group LLP | 85,565 | $355.0K | 0.00% | −246−0.3% | Reduced |
| Swiss National Bank | 83,300 | $346.0K | 0.00% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 80,064 | $332.0K | 0.00% | −5,118−6.0% | Reduced |
| Bell & Brown Wealth Advisors, LLC | 70,400 | $293.0K | 0.16% | −47,000−40.0% | Reduced |
| Susquehanna International Group, LLP | 64,261 | $267.0K | 0.00% | +46,590+263.7% | Added |
| Public Employees Retirement System of Ohio | 57,218 | $237.0K | 0.00% | +57,218 | New |
| UBS Asset Management Americas Inc | 54,823 | $227.5K | 0.00% | +25,392+86.3% | Added |
| Hennion & Walsh Asset Management, Inc. | 52,519 | $218.0K | 0.01% | −781−1.5% | Reduced |
| Bank of America Corp | 49,112 | $203.0K | 0.00% | +9,497+24.0% | Added |
| Squarepoint Ops LLC | 44,164 | $183.0K | 0.00% | +29,602+203.3% | Added |
| Nuveen Asset Management, LLC | 41,205 | $171.0K | 0.00% | −158,745−79.4% | Reduced |
| Chicago Partners Investment Group LLC | 12,821 | $162.0K | 0.01% | +423+3.4% | Added |
| Cornercap Investment Counsel Inc | 36,663 | $152.0K | 0.03% | +36,663 | New |
| D. E. Shaw & Co., Inc. | 36,492 | $151.0K | 0.00% | −60,493−62.4% | Reduced |
| California State Teachers Retirement System | 31,946 | $133.0K | 0.00% | −16,705−34.3% | Reduced |
| Ensign Peak Advisors, Inc | 29,345 | $122.0K | 0.00% | +24,255+476.5% | Added |
| Bailard, Inc. | 29,500 | $122.0K | 0.00% | +29,500 | New |
| Qube Research & Technologies Ltd | 28,794 | $119.0K | 0.00% | +28,794 | New |
| ACT Capital Management, LLC | 27,500 | $114.0K | 0.16% | 00.0% | Unchanged |
| Simplex Trading, LLC | 25,890 | $107.0K | 0.00% | +21,991+564.0% | Added |
| Credit Suisse AG | 24,522 | $102.0K | 0.00% | −2,749−10.1% | Reduced |
| Gsa Capital Partners LLP | 23,147 | $96.0K | 0.01% | +23,147 | New |
| Virtu Financial LLC | 22,666 | $94.0K | 0.01% | +22,666 | New |
| Hantz Financial Services, Inc. | 22,286 | $92.0K | 0.00% | +2,399+12.1% | Added |
| Bank of New York Mellon Corp | 21,495 | $89.0K | 0.00% | −130,854−85.9% | Reduced |
| BNP Paribas Arbitrage, SA | 20,586 | $85.4K | 0.00% | +8,822+75.0% | Added |
| Fiduciary Trust Co | 20,000 | $83.0K | 0.00% | +20,000 | New |
| Stifel Financial Corp | 18,961 | $79.0K | 0.00% | −7,405−28.1% | Reduced |
| Ameriprise Financial Inc | 18,140 | $75.0K | 0.00% | +18,140 | New |
| Laurion Capital Management LP | 16,322 | $68.0K | 0.00% | +16,322 | New |
| LMR Partners LLP | 15,713 | $65.0K | 0.00% | +15,713 | New |
| Legal & General Group Plc | 12,247 | $51.0K | 0.00% | −1,016−7.7% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 11,225 | $47.0K | 0.00% | +11,225 | New |
| AQR Capital Management LLC | 10,295 | $43.0K | 0.00% | +164+1.6% | Added |
| Arizona State Retirement System | 10,230 | $42.0K | 0.00% | +10,230 | New |
| Barclays PLC | 9,290 | $39.0K | 0.00% | −11,909−56.2% | Reduced |
| Wells Fargo & Company | 8,928 | $37.0K | 0.00% | −890−9.1% | Reduced |
| Macquarie Group Ltd | 8,155 | $34.0K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 7,507 | $31.0K | 0.00% | +7,007+1,401.4% | Added |
| Tower Research Capital LLC (TRC) | 5,804 | $25.0K | 0.00% | −28,704−83.2% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 3,742 | $16.0K | 0.00% | 00.0% | Unchanged |
| Great West Life Assurance Co | 2,363 | $10.0K | 0.00% | 00.0% | Unchanged |
| Sierra Capital LLC | 2,400 | $10.0K | 0.00% | 00.0% | Unchanged |
| Aquatic Capital Management LLC | 2,300 | $10.0K | 0.00% | +2,000+666.7% | Added |
| Citigroup Inc | 2,266 | $9.00K | 0.00% | −2,266−50.0% | Reduced |
| FourThought Financial, LLC | 1,776 | $7.00K | 0.00% | 00.0% | Unchanged |
| Cutler Group LP | 1,336 | $5.00K | 0.00% | −500−27.2% | Reduced |
| JPMorgan Chase & Co | 441 | $2.00K | 0.00% | −26,540−98.4% | Reduced |
| New York State Common Retirement Fund | 314 | $1.00K | 0.00% | −30,268−99.0% | Reduced |
| The PNC Financial Services Group, Inc. | 350 | $1.00K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 200 | $1.00K | 0.00% | −66−24.8% | Reduced |
| Daiwa Securities Group Inc. | 172 | $1.00K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 210 | $1.00K | 0.00% | 00.0% | Unchanged |
| Private Capital Group, LLC | 264 | $1.00K | 0.00% | +264 | New |
| Exane Derivatives | 10 | $41 | 0.00% | −10,223−99.9% | Reduced |
| Newbridge Financial Services Group, Inc. | 65 | $0 | 0.00% | 00.0% | Unchanged |
| Beaird Harris Wealth Management, LLC | 49 | $0 | 0.00% | 00.0% | Unchanged |
| Deutsche Bank AG | 0 | $0 | 0.00% | −227,114−100.0% | Sold out |
| Pinz Capital Management, LP | 0 | $0 | 0.00% | −148,475−100.0% | Sold out |
| Endurant Capital Management LP | 0 | $0 | 0.00% | −105,792−100.0% | Sold out |
| Rhumbline Advisers | 0 | $0 | 0.00% | −56,942−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −49,198−100.0% | Sold out |
| Alliancebernstein L.P. | 0 | $0 | 0.00% | −44,900−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −27,500−100.0% | Sold out |
| MetLife Investment Management | 0 | $0 | 0.00% | −24,442−100.0% | Sold out |
| Nisa Investment Advisors, LLC | 0 | $0 | 0.00% | −23,400−100.0% | Sold out |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −23,100−100.0% | Sold out |