RHYTHM PHARMACEUTICALS INC RYTM
$114.17
+3.4% 52w: $61.45 – $117.62
Latest 13F among current holders filed 10 days ago (Jun 24, 2026)
Price — last 12 months
research preview data61.4589.53117.62
Jun 20, 2025 Jul 2, 2026
Institutional holders
286
+5 QoQ
13F value
$6.42B
-17.7% QoQ
Smart-money holders
23
signal tier ≥ 2
New smart buyers
4
Q1 2026
Options barometer
8.8×
$16.4M calls / $1.9M puts
Institutional value by quarter
Number of holders
Who owns RYTM?
Q1 2026 filings| Fund | Type | Shares | Value | % of fund | Change |
|---|---|---|---|---|---|
| RA CAPITAL MANAGEMENT, L.P. ★2 | Fundamental diversified | 6.7M | $579.8M | 6.1% | Held |
| BlackRock, Inc. | Index provider | 6.2M | $542.4M | 0.0% | -1.0% |
| BAKER BROS. ADVISORS LP ★2 | Fundamental diversified | 5.6M | $487.4M | 2.8% | Held |
| PRIMECAP MANAGEMENT CO/CA/ ★2 | Long only active | 3.4M | $297.2M | 0.2% | -1.8% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Diversified mechanical | 3.0M | $264.5M | 0.0% | — |
| VANGUARD CAPITAL MANAGEMENT LLC | Diversified mechanical | 3.0M | $258.1M | 0.0% | — |
| PERCEPTIVE ADVISORS LLC ★2 | Fundamental diversified | 2.4M | $206.4M | 4.1% | -6.8% |
| STATE STREET CORP | Index provider | 2.3M | $197.6M | 0.0% | +3.3% |
| GOLDMAN SACHS GROUP INC | Bank broker | 2.0M | $170.9M | 0.0% | +7.3% |
| WESTFIELD CAPITAL MANAGEMENT CO LP | Other | 1.9M | $167.8M | 0.7% | +52.2% |
| FMR LLC | Long only active | 1.7M | $147.0M | 0.0% | -1.0% |
| PRICE T ROWE ASSOCIATES INC /MD/ | Diversified mechanical | 1.7M | $143.9M | 0.0% | +6.0% |
| Polar Capital Holdings Plc | Other | 1.6M | $140.5M | 0.6% | +36.3% |
| CITADEL ADVISORS LLC | Multistrat pod | 1.4M | $123.4M | 0.1% | +825.3% |
| GEODE CAPITAL MANAGEMENT, LLC | Index provider | 1.4M | $123.2M | 0.0% | +2.9% |
| JPMORGAN CHASE & CO | Bank broker | 1.6M | $120.0M | 0.0% | +9.1% |
| FEDERATED HERMES, INC. | Diversified mechanical | 1.3M | $111.9M | 0.2% | -20.8% |
| Checkpoint Capital L.P. ★2 | Fundamental concentrated | 1.2M | $106.7M | 38.3% | +23.7% |
| ALLIANCEBERNSTEIN L.P. | Long only active | 910.4K | $97.5M | 0.0% | -2.1% |
| Capital Research Global Investors | Long only active | 1.1M | $97.0M | 0.0% | +13.2% |
| JANUS HENDERSON GROUP PLC | Diversified mechanical | 918.2K | $79.9M | 0.0% | -18.5% |
| Point72 Asset Management, L.P. | Multistrat pod | 846.8K | $73.6M | 0.1% | +97.2% |
| Woodline Partners LP | Other | 758.9K | $66.0M | 0.2% | +10.2% |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | Other | 725.7K | $63.1M | 0.1% | +16.8% |
| Siren, L.L.C. ★2 | Fundamental diversified | 725.5K | $63.1M | 1.7% | +45.1% |
| MORGAN STANLEY | Bank broker | 704.0K | $61.2M | 0.0% | +8.1% |
| Rock Springs Capital Management LP ★2 | Fundamental diversified | 689.7K | $60.0M | 3.5% | -0.8% |
| Pictet Asset Management Holding SA | Diversified mechanical | 667.0K | $57.3M | 0.1% | +8.5% |
| BANK OF AMERICA CORP /DE/ | Bank broker | 628.7K | $54.7M | 0.0% | +180.0% |
| FRANKLIN RESOURCES INC | Long only active | 626.8K | $54.5M | 0.0% | -9.9% |
| Clearbridge Investments, LLC | Other | 609.4K | $53.0M | 0.0% | +20.4% |
| Integral Health Asset Management, LLC ★2 | Fundamental diversified | 600.0K | $52.2M | 2.8% | +26.3% |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | Bank broker | 541.5K | $47.1M | 0.0% | -1.4% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | Index provider | 526.5K | $45.8M | 0.0% | -1.1% |
| NORTHERN TRUST CORP | Index provider | 498.5K | $43.4M | 0.0% | +2.1% |
| LOOMIS SAYLES & CO L P | Other | 465.1K | $40.4M | 0.1% | -7.7% |
| Candriam S.C.A. | Other | 464.3K | $40.4M | 0.2% | +61.3% |
| MILLENNIUM MANAGEMENT LLC | Multistrat pod | 451.8K | $39.3M | 0.0% | +142.0% |
| Sofinnova Investments, Inc. ★2 | Fundamental diversified | 450.1K | $39.1M | 2.0% | +65.8% |
| Logos Global Management LP ★2 | Fundamental concentrated | 450.0K | $39.1M | 2.0% | +136.8% |
| Driehaus Capital Management LLC | Other | 436.5K | $38.0M | 0.3% | -66.0% |
| VANGUARD FIDUCIARY TRUST CO | Diversified mechanical | 421.9K | $36.7M | 0.0% | — |
| Opaleye Management Inc. ★2 | Fundamental concentrated | 123.0K | $35.3M | 4.7% | -62.7% |
| Artisan Partners Limited Partnership | Other | 390.7K | $34.0M | 0.1% | +48.2% |
| AMERIPRISE FINANCIAL INC | Bank broker | 384.0K | $33.4M | 0.0% | +47.0% |
| Invesco Ltd. | Index provider | 364.3K | $31.7M | 0.0% | +25.1% |
| LORD, ABBETT & CO. LLC | Other | 349.0K | $30.3M | 0.1% | -43.7% |
| ORBIMED ADVISORS LLC ★2 | Fundamental diversified | 314.1K | $27.3M | 0.6% | +31.0% |
| BRAIDWELL LP ★2 | Fundamental diversified | 310.6K | $27.0M | 1.0% | New |
| SILVERARC CAPITAL MANAGEMENT, LLC ★2 | Fundamental diversified | 306.0K | $26.6M | 3.1% | +125.1% |
Exits are not a bearish signal: our backtest shows stocks specialists exit keep outperforming for 3+ quarters — selling usually means profit-taking, not a forecast.
Explore related
Top funds holding RYTM
More healthcare stocks held by institutions