Rhythm Pharmaceuticals, Inc. (RYTM)
NASDAQ: RYTM · Real-Time Price · USD
84.18
-1.02 (-1.20%)
At close: Apr 28, 2026, 4:00 PM EDT
83.58
-0.60 (-0.71%)
After-hours: Apr 28, 2026, 6:17 PM EDT

Company Description

Rhythm Pharmaceuticals, Inc., a commercial-stage biopharmaceutical company, focuses on the rare neuroendocrine diseases in the United States and internationally.

The company’s lead product candidate is IMCIVREE (setmelanotide), a rare melanocortin-4 receptor for the treatment of pro-opiomelanocortin (POMC), proprotein convertase subtilisin/kexin type 1, leptin receptor (LEPR) deficiency obesity, Bardet-Biedl and Alström syndrome, Prader-Willi syndrome, and hypothalamic obesity.

It is in Phase 3 clinical trials for treating acquired hypothalamic obesity, congenital hypothalamic obesity, pro-opiomelanocortin (POMC) and LEPR insufficiency obesities, SRC1 deficiency obesity, and SH2B1 deficiency obesity; and in phase 2 clinical trails for the treatment of Prader-Willi syndrome and MC4R deficiency.

The company is also developing bivamelagon, an investigational oral small molecule MC4R agonist that is in phase 2 clinical trial for the treatment of MC4R pathway diseases; and RM-718, a next generation MC4R peptide agonist that is in phase 1 clinical trial for the treatment of hypothalamic obesity.

The company was formerly known as Rhythm Metabolic, Inc. and changed its name to Rhythm Pharmaceuticals, Inc. in October 2015.

Rhythm Pharmaceuticals, Inc. was founded in 2008 and is headquartered in Boston, Massachusetts.

Rhythm Pharmaceuticals, Inc.
Rhythm Pharmaceuticals logo
Country United States
Founded 2008
IPO Date Oct 5, 2017
Industry Biotechnology
Sector Healthcare
Employees 414
CEO David Meeker

Contact Details

Address:
222 Berkeley Street, 12th Floor
Boston, Massachusetts 02116
United States
Phone 857 264 4280
Website rhythmtx.com

Stock Details

Ticker Symbol RYTM
Exchange NASDAQ
Stock Type Common Stock
Fiscal Year January - December
Reporting Currency USD
CIK Code 0001649904
CUSIP Number 76243J105
ISIN Number US76243J1051
Employer ID 46-2159271
SIC Code 2834

Key Executives

Name Position
Dr. David P. Meeker M.D. Chairman, President and Chief Executive Officer
Hunter C. Smith M.B.A. Chief Financial Officer and Treasurer
Joseph Shulman Chief Technical Officer
Yann Mazabraud Executive Vice President and Head of International
Jennifer Lee Executive Vice President and Head of North America
Christopher P. German Corporate Controller and Principal Accounting Officer
Dr. Alastair Garfield Ph.D. Chief Scientific Officer
David Connolly Head of Investor Relations and Corporate Communications
Jim Flaherty Senior Vice President and General Counsel
Sarah Ryan Vice President of Sales and Marketing

Latest SEC Filings

Date Type Title
Apr 3, 2026 8-K Current Report
Mar 27, 2026 SCHEDULE 13G/A Filing
Mar 26, 2026 8-K Current Report
Mar 20, 2026 8-K Current Report
Mar 16, 2026 8-K Current Report
Mar 4, 2026 144 Filing
Mar 3, 2026 144 Filing
Mar 2, 2026 8-K Current Report
Feb 26, 2026 S-3ASR Automatic shelf registration statement of securities of well-known seasoned issuers
Feb 26, 2026 S-8 Securities to be offered to employees in employee benefit plans