Rhythm PharmaceuticalsRYTM
13F holders, Q1 2024 (March 31)167holders
5famous investors
$43.31avg. 13F price*
At the end of Q1 2024, 167 institutions reported holding Rhythm Pharmaceuticals Inc. (RYTM) in their 13F filings. The largest holders were Primecap Management Co. ($335.7M), BlackRock Inc. ($282.9M) and Baker Bros. Advisors LP ($277.2M). 5 famous investors held it, including Joel Greenblatt (0.0% of Gotham Asset Management's portfolio), Paul Tudor Jones (0.0% of Tudor Investment Corporation's portfolio) and Cliff Asness (0.0% of AQR Capital Management's portfolio).
- Company
- Rhythm Pharmaceuticals Inc.
- CUSIP
- 76243J105
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2024
| Institutions | Total Value | |
|---|---|---|
| New Positions | 24 | $17.5M |
| Exits | 26 | $42.8M |
Ownership 167 holders
| Primecap Management Co. | 0.25% | Reduce -3.8% | 7,747,591 | $335.7M |
| BlackRock Inc. | 0.01% | Add +2.8% | 6,529,646 | $282.9M |
| Baker Bros. Advisors LP | 3.48% | No change | 6,398,365 | $277.2M |
| Ra Capital Management, L.P. | 2.94% | No change | 5,330,412 | $231.0M |
| Goldman Sachs Group Inc. | 0.05% | Add +1.3% | 5,111,601 | $221.5M |
| Vanguard Group Inc. | 0.00% | Add +2.4% | 3,304,146 | $143.2M |
| Perceptive Advisors LLC | 2.50% | Add +51.7% | 3,268,579 | $141.6M |
| State Street Corp. | 0.01% | Add +36.6% | 3,013,838 | $130.6M |
| NEA Management Company, LLC | 7.83% | No change | 2,909,956 | $126.1M |
| Frazier Life Sciences Management, L.P. | 4.01% | Reduce -7.6% | 2,190,179 | $94.9M |
| Federated Hermes, Inc. | 0.17% | Reduce -28.1% | 1,661,097 | $72.0M |
| Rock Springs Capital Management LP | 1.68% | No change | 1,522,893 | $66.0M |
| Polar Capital Holdings Plc | 0.34% | Reduce -14.3% | 1,500,000 | $65.0M |
| Pictet Asset Management Holding SA | 0.06% | Add +4.1% | 1,211,679 | $52.5M |
| Geode Capital Management, LLC | 0.00% | Add +5.5% | 1,180,705 | $51.2M |
| Commodore Capital LP | 3.04% | Reduce -32.3% | 1,050,000 | $45.5M |
| Driehaus Capital Management LLC | 0.37% | Add +42.8% | 855,505 | $37.1M |
| Checkpoint Capital L.P. | 23.91% | Add +13.1% | 825,500 | $35.8M |
| Healthcare of Ontario Pension Plan Trust Fund | 0.11% | Add +381.2% | 730,643 | $31.7M |
| Orbimed Advisors LLC | 0.56% | Add +31.3% | 704,842 | $30.5M |
| Janus Henderson Group PLC | 0.01% | Reduce -0.1% | 621,427 | $26.9M |
| Canada Pension Plan Investment Board | 0.03% | Add +116.1% | 577,000 | $25.0M |
| Cormorant Asset Management, LP | 1.05% | No change | 550,000 | $23.8M |
| Opaleye Management Inc. | 4.90% | Reduce -15.6% | 515,000 | $22.3M |
| Northern Trust Corp. | 0.00% | Add +0.3% | 502,855 | $21.8M |
| T. Rowe Price Associates Inc. | 0.00% | Reduce -15.9% | 481,533 | $20.9M |
| Voloridge Investment Management, LLC | 0.07% | Add +30.5% | 473,455 | $20.5M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +2.3% | 406,745 | $17.6M |
| National Bank of Canada | 0.02% | Add +53.8% | 367,517 | $14.4M |
| Assenagon Asset Management S.A. | 0.03% | Reduce -5.3% | 285,651 | $12.4M |
| Lord, Abbett & Co. LLC | 0.04% | Reduce -0.8% | 281,157 | $12.2M |
| Artisan Partners Limited Partnership | 0.02% | No change | 271,421 | $11.8M |
| Franklin Resources Inc. | 0.00% | Add +3659.4% | 220,905 | $9.6M |
| Rafferty Asset Management, LLC | 0.04% | Add +79.7% | 218,657 | $9.5M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Reduce -1.4% | 206,980 | $9.0M |
| Wellington Management Group LLP | 0.00% | Add +38.4% | 193,523 | $8.4M |
| Citigroup Inc. | 0.01% | Add +250.9% | 190,520 | $8.3M |
| Silverarc Capital Management, LLC | 2.23% | Add +5.5% | 183,776 | $8.0M |
| Morgan Stanley | 0.00% | Reduce -21.1% | 182,870 | $7.9M |
| Voya Investment Management LLC | 0.01% | Add +165.8% | 172,752 | $7.5M |
| Samsara Biocapital, LLC | 1.16% | No change | 172,647 | $7.5M |
| Woodline Partners LP | 0.07% | Add +130.1% | 172,207 | $7.5M |
| UBS Group AG | 0.00% | Add +99.6% | 171,565 | $7.4M |
| Bank of New York Mellon Corp | 0.00% | Reduce -6.9% | 167,838 | $7.3M |
| Nisa Investment Advisors, LLC | 0.04% | Add +11467.8% | 145,291 | $6.3M |
| Nuveen Asset Management, LLC | 0.00% | Reduce -0.7% | 142,735 | $6.2M |
| Barclays PLC | 0.00% | Reduce -49.3% | 127,536 | $5.5M |
| Ghost Tree Capital, LLC | 1.74% | New | 125,000 | $5.4M |
| Bank of America Corp. | 0.00% | Add +59.0% | 111,114 | $4.8M |
| Squarepoint Ops LLC | 0.02% | Add +608.5% | 108,755 | $4.7M |
| JGP Global Gestao de Recursos Ltda. | 2.95% | Add +1760.3% | 105,814 | $4.6M |
| Susquehanna International Group, LLP | 0.01% | Add +220.3% | 103,253 | $4.5M |
| Swiss National Bank | 0.00% | Add +4.0% | 93,300 | $4.0M |
| Clearbridge Investments, LLC | 0.00% | Reduce -1.3% | 90,004 | $3.9M |
| Rice Hall James & Associates, LLC | 0.22% | Add +0.1% | 89,726 | $3.9M |
| Invesco Ltd. | 0.00% | Reduce -35.0% | 88,205 | $3.8M |
| Hennion & Walsh Asset Management, Inc. | 0.20% | Add +30.4% | 86,967 | $3.8M |
| Rhumbline Advisers | 0.00% | Add +4.8% | 76,724 | $3.3M |
| Wedge Capital Management L L P | 0.05% | Reduce -3.4% | 73,873 | $3.2M |
| AQR Capital Management | 0.01% | Add +373.9% | 70,999 | $3.1M |
| Algert Global LLC | 0.12% | Add +139.7% | 69,048 | $3.0M |
| Jefferies Financial Group Inc. | 0.07% | Reduce -16.4% | 68,566 | $3.0M |
| Castleark Management LLC | 0.12% | New | 63,900 | $2.8M |
| Altium Capital Management LLC | 1.12% | Add +783.1% | 57,271 | $2.5M |
| BNP Paribas Financial Markets | 0.00% | Reduce -11.2% | 56,009 | $2.4M |
| JPMorgan Chase & Co. | 0.00% | Reduce -29.8% | 54,504 | $2.4M |
| Alliancebernstein L.P. | 0.00% | Reduce -1.8% | 53,430 | $2.3M |
| Norges Bank | 0.00% | New | 50,870 | $2.2M |
| Nan Fung Group Holdings Ltd | 1.97% | Add +22.6% | 49,120 | $2.1M |
| California State Teachers Retirement System | 0.00% | Reduce -2.3% | 47,894 | $2.1M |
| Manufacturers Life Insurance Company, The | 0.00% | Add +21.4% | 47,624 | $2.1M |
| Legal & General Group Plc | 0.00% | Add +1.3% | 47,416 | $2.1M |
| Exome Asset Management LLC | 1.69% | Reduce -36.8% | 45,603 | $2.0M |
| Credit Suisse AG/ | 0.00% | Add +2.7% | 43,164 | $1.9M |
| Alps Advisors Inc. | 0.01% | Add +5.5% | 42,419 | $1.8M |
| Atom Investors LP | 0.22% | Add +65.6% | 41,276 | $1.8M |
| Profund Advisors LLC | 0.06% | Add +67.3% | 34,281 | $1.5M |
| State of Wisconsin Investment Board | 0.00% | Reduce -11.0% | 33,304 | $1.4M |
| Comerica Bank | 0.01% | Reduce -2.7% | 33,118 | $1.4M |
| New York State Common Retirement Fund | 0.00% | Reduce -0.2% | 32,811 | $1.4M |
| FMR LLC | 0.00% | Reduce -94.5% | 29,020 | $1.3M |
| Deutsche Bank AG | 0.00% | Add +4.1% | 28,159 | $1.2M |
| Stifel Financial Corp. | 0.00% | Reduce -8.8% | 27,937 | $1.2M |
| TD Asset Management Inc | 0.00% | Reduce -27.0% | 27,600 | $1.2M |
| MetLife Investment Management, LLC | 0.01% | No change | 27,123 | $1.2M |
| Wells Fargo & Company | 0.00% | Reduce -32.1% | 26,985 | $1.2M |
| Graham Capital Management, L.P. | 0.06% | New | 26,436 | $1.1M |
| American International Group, Inc. | 0.00% | Add +3.1% | 26,318 | $1.1M |
| Jane Street Group, LLC | 0.00% | Reduce -85.7% | 26,318 | $1.1M |
| Harbor Capital Advisors, Inc. | 0.13% | New | 22,781 | $987K |
| Twinbeech Capital LP | 0.02% | New | 22,714 | $984K |
| Ameriprise Financial Inc. | 0.00% | No change | 20,980 | $909K |
| Fiduciary Trust Co | 0.01% | No change | 20,000 | $867K |
| Marshall Wace, LLP | 0.00% | New | 19,750 | $856K |
| Ensign Peak Advisors, Inc | 0.00% | Reduce -4.8% | 17,659 | $765K |
| Campbell & CO Investment Adviser LLC | 0.06% | Add +52.0% | 16,331 | $708K |
| Handelsbanken Fonder AB | 0.00% | Add +29.2% | 15,921 | $690K |
| Bayesian Capital Management, LP | 0.06% | New | 15,355 | $665K |
| Victory Capital Management Inc. | 0.00% | Reduce -91.7% | 15,085 | $654K |
| Parkwood LLC | 0.07% | Add +47.4% | 15,033 | $651K |
| HighVista Strategies LLC | 0.22% | No change | 14,362 | $622K |
| ProShare Advisors LLC | 0.00% | Add +12.4% | 13,808 | $598K |
| STRS Ohio | 0.00% | Add +353.3% | 13,600 | $589K |
| Tudor Investment Corporation | 0.01% | Add +172.6% | 13,355 | $579K |
| Arizona State Retirement System | 0.00% | Add +2.1% | 12,993 | $563K |
| Bellevue Group AG | 0.01% | Reduce -62.0% | 12,500 | $542K |
| ADAR1 Capital Management, LLC | 0.15% | New | 12,400 | $537K |
| China Universal Asset Management Co., Ltd. | 0.06% | Add +69.1% | 11,561 | $501K |
| Sei Investments Co. | 0.00% | Add +85.8% | 11,470 | $497K |
| Gotham Asset Management | 0.01% | Reduce -39.9% | 11,103 | $481K |
| Prelude Capital Management, LLC | 0.03% | Reduce -38.5% | 10,706 | $464K |
| Teacher Retirement System of Texas | 0.00% | Reduce -0.1% | 10,521 | $456K |
| D. E. Shaw & Co. | 0.00% | Reduce -91.9% | 10,462 | $453K |
| E Fund Management Co., Ltd. | 0.03% | Add +58.2% | 10,333 | $448K |
| Connor, Clark & Lunn Investment Management Ltd. | 0.00% | Reduce -85.2% | 9,675 | $419K |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 0.00% | Reduce -0.7% | 9,118 | $395K |
| Allianz SE | 0.01% | — | 9,080 | $393K |
| OMERS ADMINISTRATION Corp | 0.00% | New | 9,000 | $390K |
| Virtus Advisers, LLC | 0.20% | Add +16.8% | 8,874 | $385K |
| Aquatic Capital Management LLC | 0.01% | New | 8,600 | $373K |
| SG Americas Securities, LLC | 0.00% | Add +0.2% | 7,513 | $326K |
| Allianz Asset Management GmbH | 0.00% | Reduce -37.8% | 7,400 | $321K |
| Principal Financial Group Inc. | 0.00% | Add +20.6% | 7,180 | $311K |
| LPL Financial LLC | 0.00% | Reduce -0.7% | 6,807 | $295K |
| Capstone Investment Advisors, LLC | 0.01% | New | 6,738 | $292K |
| Aigen Investment Management, LP | 0.06% | New | 6,479 | $281K |
| Public Employees Retirement Association of Colorado | 0.00% | Reduce -9.6% | 6,249 | $271K |
| Natixis | 0.00% | Reduce -92.5% | 6,050 | $262K |
| Jasper Ridge Partners, L.P. | 0.01% | No change | 5,639 | $244K |
| Ameritas Investment Partners, Inc. | 0.01% | No change | 5,318 | $230K |
| Chicago Partners Investment Group LLC | 0.01% | New | 5,445 | $218K |
| CANADA LIFE ASSURANCE Co | 0.00% | No change | 4,796 | $208K |
| Group One Trading LLC | 0.01% | New | 4,275 | $185K |
| Texas Treasury Safekeeping Trust Co. | 0.01% | No change | 4,230 | $183K |
| Citadel Advisors | 0.00% | Reduce -96.4% | 4,098 | $178K |
| Quantbot Technologies LP | 0.01% | Reduce -55.0% | 3,600 | $156K |
| Metropolitan Life Insurance Co | 0.01% | Reduce -5.3% | 2,812 | $122K |
| Whittier Trust Co. | 0.00% | No change | 2,000 | $87K |
| Elevation Wealth Partners, LLC | 0.04% | Add +392.8% | 1,971 | $85K |
| Amalgamated Bank | 0.00% | Reduce -75.0% | 1,815 | $79K |
| Lazard Asset Management LLC | 0.00% | Reduce -6.7% | 1,733 | $75K |
| Fernwood Investment Management, LLC | 0.02% | New | 1,554 | $67K |
| Royal Bank of Canada | 0.00% | Reduce -91.0% | 1,444 | $63K |
| Tucker Asset Management LLC | 0.01% | New | 1,400 | $61K |
| KBC Group NV | 0.00% | No change | 1,263 | $55K |
| Cutler Group LLC / CA | 0.02% | Add +120.0% | 1,100 | $47K |
| Pacer Advisors, Inc. | 0.00% | New | 1,018 | $44K |
| Osaic Holdings, Inc. | 0.00% | Add +248.3% | 728 | $32K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -94.5% | 539 | $23K |
| Cwm, LLC | 0.00% | Add +95.2% | 404 | $18K |
| Russell Investments Group, Ltd. | 0.00% | New | 385 | $17K |
| AlphaQuest LLC | 0.00% | New | 271 | $12K |
| Daiwa Securities Group Inc. | 0.00% | No change | 227 | $10K |
| Truvestments Capital LLC | 0.00% | No change | 216 | $9K |
| Signaturefd, LLC | 0.00% | No change | 213 | $9K |
| PNC Financial Services Group, Inc. | 0.00% | New | 101 | $4K |
| Lindbrook Capital, LLC | 0.00% | No change | 97 | $4K |
| US Bancorp \de | 0.00% | No change | 62 | $3K |
| Private Trust Co. NA | 0.00% | Reduce -7.1% | 52 | $2K |
| Global Retirement Partners, LLC | 0.00% | No change | 35 | $2K |
| GAMMA Investing LLC | 0.00% | Add +115.4% | 28 | $1K |
| Allspring Global Investments Holdings, LLC | 0.00% | New | 20 | $867 |
| Avior Wealth Management, LLC | 0.00% | New | 10 | $433 |
| Farther Finance Advisors, LLC | 0.00% | No change | 9 | $384 |
| Rothschild Investment LLC | 0.00% | New | 5 | $217 |
| Parallel Advisors, LLC | 0.00% | No change | 5 | $217 |
| Covestor Ltd | 0.00% | Reduce -25.0% | 3 | $0 |
"% of holder's portfolio" is RYTM's weight in each manager's 13F, not the share of Rhythm Pharmaceuticals Inc. the manager owns.