RYTM Institutional Ownership
Rhythm Pharmaceuticals, Inc.
1W: +2.2%
1M: -6.5%
3M: -13.5%
YTD: -12.2%
1Y: -16.6%
3Y: +319.0%
5Y: +738.8%
$92.18
+2.71 (+3.03%)
Weekly Expected Move ±4.1%
$82
$86
$89
$93
$97
Credit Risk of going bust: lower than 94% of companies Debt: 0.1% of company value Bonds: none of note held by US funds details ▾
Of US companies ranked in the safest four tenths, about 1 in 3,500 filed for bankruptcy within a year (2020-2025).
If the stock fell to about $0.01 (down more than 99.9%), Rhythm Pharmaceuticals, Inc. would be worth roughly what it owes.
Total debt $3.7M against a stock market value of $6.35B.
Distance to default 17.55 (Merton model): prices to 2026-10-27, balance sheet 2026-06-30, debt counted $1.8M (short-term plus half of long-term), stock volatility 46.1%; Altman Z'' -8.13. A ranking and a back-test, not a forecast.
US fund filings (SEC N-PORT) show under $25M of this company's bonds, so there is no bond page. Its debt may be bank loans or privately placed. How these are computed.
If the stock fell to about $0.01 (down more than 99.9%), Rhythm Pharmaceuticals, Inc. would be worth roughly what it owes.
Total debt $3.7M against a stock market value of $6.35B.
Distance to default 17.55 (Merton model): prices to 2026-10-27, balance sheet 2026-06-30, debt counted $1.8M (short-term plus half of long-term), stock volatility 46.1%; Altman Z'' -8.13. A ranking and a back-test, not a forecast.
US fund filings (SEC N-PORT) show under $25M of this company's bonds, so there is no bond page. Its debt may be bank loans or privately placed. How these are computed.
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Institutional Ownership — RYTM
347
Institutional Holders
+11 vs prior quarter
0.0%
Ownership
+0.00pp
$8B
Total Invested
65
New Positions
106
Increased
142
Reduced
41
Closed
1.00
Put/Call Ratio
Ownership Trends
Top Institutional Holders (382 total)
| # | Holder | Shares | Value | Change | Change % | Holding Period | Filing |
|---|---|---|---|---|---|---|---|
| 1 | RA CAPITAL MANAGEMENT, L.P. | 6,666,837 | $615M | — | +0.0% | 33Q | SEC ↗ |
| 2 | BlackRock, Inc. | 6,156,902 | $568M | -80,249 | -1.3% | 8Q | SEC ↗ |
| 3 | BAKER BROS. ADVISORS LP | 5,604,483 | $517M | — | +0.0% | 35Q | SEC ↗ |
| 4 | PRIMECAP MANAGEMENT CO/CA | 3,168,853 | $292M | -248,656 | -7.3% | 15Q | SEC ↗ |
| 5 | VANGUARD PORTFOLIO MANAGEMENT LLC | 3,136,895 | $289M | +96,177 | +3.2% | 2Q | SEC ↗ |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 3,005,977 | $277M | +38,152 | +1.3% | 2Q | SEC ↗ |
| 7 | JPMORGAN CHASE & CO | 2,652,746 | $245M | +1,099,102 | +70.7% | 35Q | SEC ↗ |
| 8 | PERCEPTIVE ADVISORS LLC | 2,586,295 | $238M | +212,500 | +9.0% | 12Q | SEC ↗ |
| 9 | STATE STREET CORP | 2,573,529 | $237M | +301,678 | +13.3% | 35Q | SEC ↗ |
| 10 | PRICE T ROWE ASSOCIATES INC /MD | 2,566,171 | $237M | +911,295 | +55.1% | 16Q | SEC ↗ |
| 11 | WESTFIELD CAPITAL MANAGEMENT CO LP | 2,208,595 | $204M | +279,472 | +14.5% | 6Q | SEC ↗ |
| 12 | GOLDMAN SACHS GROUP INC | 2,126,502 | $196M | +161,070 | +8.2% | 15Q | SEC ↗ |
| 13 | FEDERATED HERMES, INC. | 1,785,716 | $165M | +499,413 | +38.8% | 35Q | SEC ↗ |
| 14 | Polar Capital Holdings Plc | 1,663,632 | $153M | +48,046 | +3.0% | 16Q | SEC ↗ |
| 15 | GEODE CAPITAL MANAGEMENT, LLC | 1,533,698 | $141M | +117,429 | +8.3% | 35Q | SEC ↗ |
| 16 | Capital Research Global Investors | 1,532,303 | $141M | +416,843 | +37.4% | 4Q | SEC ↗ |
| 17 | CITADEL ADVISORS LLC | 1,263,652 | $116M | -154,967 | -10.9% | 4Q | SEC ↗ |
| 18 | Checkpoint Capital L.P. | 1,186,000 | $109M | -41,200 | -3.4% | 11Q | SEC ↗ |
| 19 | Siren, L.L.C. | 1,136,275 | $105M | +410,764 | +56.6% | 6Q | SEC ↗ |
| 20 | MORGAN STANLEY | 1,112,240 | $103M | +408,262 | +58.0% | 35Q | SEC ↗ |
| 21 | FMR LLC | 1,025,840 | $95M | -663,831 | -39.3% | 35Q | SEC ↗ |
| 22 | Pictet Asset Management Holding SA | 957,785 | $88M | +290,739 | +43.6% | 11Q | SEC ↗ |
| 23 | Jupiter Topco LLC NEW | 925,490 | $85M | — | +0.0% | 1Q | SEC ↗ |
| 24 | JANUS HENDERSON GROUP PLC | 918,153 | $85M | -207,972 | -18.5% | 34Q | SEC ↗ |
| 25 | ALLIANCEBERNSTEIN L.P. | 894,723 | $82M | -15,690 | -1.7% | 13Q | SEC ↗ |
| 26 | Woodline Partners LP | 758,891 | $70M | — | +0.0% | 5Q | SEC ↗ |
| 27 | Clearbridge Investments, LLC | 696,473 | $64M | +87,036 | +14.3% | 5Q | SEC ↗ |
| 28 | Rock Springs Capital Management LP | 692,598 | $64M | +2,850 | +0.4% | 35Q | SEC ↗ |
| 29 | NORGES BANK NEW | 685,844 | $63M | — | +0.0% | 1Q | SEC ↗ |
| 30 | FRANKLIN RESOURCES INC | 577,033 | $53M | -49,812 | -7.9% | 11Q | SEC ↗ |
| 31 | CHARLES SCHWAB INVESTMENT MANAGEMENT I | 552,738 | $51M | +26,279 | +5.0% | 15Q | SEC ↗ |
| 32 | Sixth Street Partners Management Compa NEW | 552,738 | $51M | — | +0.0% | 1Q | SEC ↗ |
| 33 | Integral Health Asset Management, LLC | 550,000 | $51M | -50,000 | -8.3% | 5Q | SEC ↗ |
| 34 | Invesco Ltd. | 543,271 | $50M | +178,965 | +49.1% | 13Q | SEC ↗ |
| 35 | NORTHERN TRUST CORP | 540,332 | $50M | +41,818 | +8.4% | 35Q | SEC ↗ |
| 36 | UBS AM, a distinct business unit of UB | 514,850 | $47M | -26,600 | -4.9% | 25Q | SEC ↗ |
| 37 | WELLINGTON MANAGEMENT GROUP LLP | 488,747 | $45M | +214,990 | +78.5% | 35Q | SEC ↗ |
| 38 | VANGUARD FIDUCIARY TRUST CO | 445,723 | $41M | +23,812 | +5.6% | 2Q | SEC ↗ |
| 39 | LOOMIS SAYLES & CO L P | 434,102 | $40M | -31,000 | -6.7% | 8Q | SEC ↗ |
| 40 | Candriam S.C.A. | 433,025 | $40M | -31,315 | -6.7% | 9Q | SEC ↗ |
| 41 | Squarepoint Ops LLC | 422,921 | $39M | +159,953 | +60.8% | 3Q | SEC ↗ |
| 42 | Point72 Asset Management, L.P. | 414,210 | $38M | -432,591 | -51.1% | 3Q | SEC ↗ |
| 43 | Sofinnova Investments, Inc. | 408,027 | $38M | -42,069 | -9.3% | 8Q | SEC ↗ |
| 44 | AMERIPRISE FINANCIAL INC | 401,634 | $37M | +17,677 | +4.6% | 16Q | SEC ↗ |
| 45 | ADAGE CAPITAL PARTNERS GP, L.L.C. | 397,000 | $37M | -328,744 | -45.3% | 5Q | SEC ↗ |
| 46 | Bank of New York Mellon Corp | 394,044 | $36M | +100,746 | +34.3% | 35Q | SEC ↗ |
| 47 | BRAIDWELL LP | 381,128 | $35M | +70,500 | +22.7% | 2Q | SEC ↗ |
| 48 | Artisan Partners Limited Partnership | 354,816 | $33M | -35,853 | -9.2% | 5Q | SEC ↗ |
| 49 | BANK OF AMERICA CORP /DE | 325,470 | $30M | -303,197 | -48.2% | 15Q | SEC ↗ |
| 50 | ORBIMED ADVISORS LLC | 322,900 | $30M | +8,800 | +2.8% | 12Q | SEC ↗ |
Recent Activity
New Positions (20)
| Holder | Shares | Value |
|---|---|---|
| Jupiter Topco LLC | 925,490 | $85M |
| NORGES BANK | 685,844 | $63M |
| Sixth Street Partners Management Co | 552,738 | $51M |
| Duquesne Family Office LLC | 203,618 | $19M |
| Assenagon Asset Management S.A. | 186,491 | $17M |
| First Turn Management, LLC | 154,018 | $14M |
| Nicholas Investment Partners, LP | 139,270 | $13M |
| SEGALL BRYANT & HAMILL, LLC | 121,866 | $11M |
| Longaeva Partners L.P. | 110,074 | $10M |
| SPHERA FUNDS MANAGEMENT LTD. | 80,400 | $7M |
| CAPITAL FUND MANAGEMENT S.A. | 68,548 | $6M |
| Trexquant Investment LP | 56,248 | $5M |
| CANADA PENSION PLAN INVESTMENT BOAR | 47,400 | $4M |
| Cinctive Capital Management LP | 42,739 | $4M |
| Zweig-DiMenna Associates LLC | 42,100 | $4M |
| Schonfeld Strategic Advisors LLC | 28,607 | $3M |
| NATIXIS ADVISORS, LLC | 14,483 | $1M |
| Susquehanna Portfolio Strategies, L | 11,073 | $1M |
| MACKENZIE FINANCIAL CORP | 10,936 | $1M |
| Y-Intercept (Hong Kong) Ltd | 7,925 | $731K |
Sold Out (20)
| Holder | Prev Shares | Prev Value |
|---|---|---|
| NEA Management Company, LLC | 2,909,956 | $268M |
| JENNISON ASSOCIATES LLC | 918,567 | $85M |
| LORD, ABBETT & CO. LLC | 348,953 | $32M |
| Hood River Capital Management LLC | 239,912 | $22M |
| M&G PLC | 138,567 | $13M |
| VOLORIDGE INVESTMENT MANAGEMENT, LL | 60,575 | $6M |
| STEMPOINT CAPITAL LP | 58,915 | $5M |
| Informed Momentum Co LLC | 57,327 | $5M |
| Balyasny Asset Management L.P. | 52,967 | $5M |
| CASTLEARK MANAGEMENT LLC | 52,279 | $5M |
| Harvest Investment Services, LLC | 48,468 | $4M |
| Utah Retirement Systems | 42,177 | $4M |
| Rhenman & Partners Asset Management | 35,000 | $3M |
| Alyeska Investment Group, L.P. | 32,589 | $3M |
| HARBOR CAPITAL ADVISORS, INC. | 30,353 | $3M |
| PDT Partners, LLC | 27,232 | $3M |
| Penserra Capital Management LLC | 21,514 | $2M |
| HSBC HOLDINGS PLC | 14,307 | $1M |
| Hennion & Walsh Asset Management, I | 10,908 | $1M |
| FRED ALGER MANAGEMENT, LLC | 9,301 | $857K |
Biggest Increases (20)
| Holder | Added | Change % | Total Shares |
|---|---|---|---|
| JPMORGAN CHASE & CO | +1,099,102 | +70.7% | 2,652,746 |
| PRICE T ROWE ASSOCIATES INC /MD | +911,295 | +55.1% | 2,566,171 |
| FEDERATED HERMES, INC. | +499,413 | +38.8% | 1,785,716 |
| Capital Research Global Investors | +416,843 | +37.4% | 1,532,303 |
| Siren, L.L.C. | +410,764 | +56.6% | 1,136,275 |
| MORGAN STANLEY | +408,262 | +58.0% | 1,112,240 |
| STATE STREET CORP | +301,678 | +13.3% | 2,573,529 |
| Pictet Asset Management Holding SA | +290,739 | +43.6% | 957,785 |
| WESTFIELD CAPITAL MANAGEMENT CO LP | +279,472 | +14.5% | 2,208,595 |
| WELLINGTON MANAGEMENT GROUP LLP | +214,990 | +78.5% | 488,747 |
| PERCEPTIVE ADVISORS LLC | +212,500 | +9.0% | 2,586,295 |
| Invesco Ltd. | +178,965 | +49.1% | 543,271 |
| GOLDMAN SACHS GROUP INC | +161,070 | +8.2% | 2,126,502 |
| Squarepoint Ops LLC | +159,953 | +60.8% | 422,921 |
| KENNEDY CAPITAL MANAGEMENT LLC | +127,397 | +193.6% | 193,215 |
| GEODE CAPITAL MANAGEMENT, LLC | +117,429 | +8.3% | 1,533,698 |
| Capital World Investors | +105,757 | +91.4% | 221,450 |
| Bank of New York Mellon Corp | +100,746 | +34.3% | 394,044 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | +96,177 | +3.2% | 3,136,895 |
| Clearbridge Investments, LLC | +87,036 | +14.3% | 696,473 |
Biggest Decreases (20)
| Holder | Reduced | Change % | Total Shares |
|---|---|---|---|
| FMR LLC | -663,831 | -39.3% | 1,025,840 |
| Point72 Asset Management, L.P. | -432,591 | -51.1% | 414,210 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | -328,744 | -45.3% | 397,000 |
| Logos Global Management LP | -325,000 | -72.2% | 125,000 |
| Driehaus Capital Management LLC | -307,261 | -70.4% | 129,285 |
| BANK OF AMERICA CORP /DE | -303,197 | -48.2% | 325,470 |
| PRIMECAP MANAGEMENT CO/CA | -248,656 | -7.3% | 3,168,853 |
| JANUS HENDERSON GROUP PLC | -207,972 | -18.5% | 918,153 |
| RENAISSANCE TECHNOLOGIES LLC | -189,730 | -73.5% | 68,281 |
| CITADEL ADVISORS LLC | -154,967 | -10.9% | 1,263,652 |
| Qube Research & Technologies Ltd | -143,533 | -51.6% | 134,410 |
| MILLENNIUM MANAGEMENT LLC | -135,106 | -29.9% | 316,719 |
| UBS Group AG | -87,272 | -37.7% | 144,378 |
| BlackRock, Inc. | -80,249 | -1.3% | 6,156,902 |
| ADAR1 Capital Management, LLC | -75,292 | -35.6% | 136,158 |
| XTX Topco Ltd | -57,506 | -96.6% | 1,996 |
| Universal- Beteiligungs- und Servic | -53,543 | -85.1% | 9,393 |
| FIRST TRUST ADVISORS LP | -53,024 | -62.0% | 32,482 |
| BNP PARIBAS FINANCIAL MARKETS | -50,502 | -20.4% | 197,374 |
| Integral Health Asset Management, L | -50,000 | -8.3% | 550,000 |