Yann Mazabraud

Corporate Officer/Principal at RHYTHM PHARMACEUTICALS, INC.

Net worth: 7 M $ as of 2026-06-29

53 year

Health Technology

Consumer Services

Profile

Yann Mazabraud is Executive Vice President & Head-International at Rhythm Pharmaceuticals, Inc. since 2020.
Former roles include General Manager-US & Head-North America at Genzyme Corp.
from 2016 to 2017, Head-Latin America at Genzyme Therapeutics Ltd., and Chief Commercial Officer & Head-International at Trevi Therapeutics, Inc. from 2017 to 2020.
Education includes a graduate degree from Groupe de Sup de Co La Rochelle.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
RHYTHM PHARMACEUTICALS, INC. 0.1%	2026-04-26	66,030 ( 0.1% )	7 M $	2026-06-29

Yann Mazabraud active positions

Companies	Position	Start
RHYTHM PHARMACEUTICALS, INC.	Corporate Officer/Principal	2020-10-04

All active positions of Yann Mazabraud

Former positions of Yann Mazabraud

Companies	Position	End
TREVI THERAPEUTICS, INC.	Corporate Officer/Principal	2020-10-02
Genzyme Corp. Genzyme Corp. Pharmaceuticals: MajorHealth Technology Develops and manufactures therapies for rare diseases, multiple sclerosis, immunology & oncology	Corporate Officer/Principal	2017-09-30
Genzyme Therapeutics Ltd. Genzyme Therapeutics Ltd. Pharmaceuticals: MajorHealth Technology Develops transformative therapies for patients affected by rare and debilitating diseases	Corporate Officer/Principal	-

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Linked companies

Private companies	5
Genzyme Corp. Genzyme Corp. Pharmaceuticals: MajorHealth Technology Develops and manufactures therapies for rare diseases, multiple sclerosis, immunology & oncology	Health Technology
Rhythm Pharmaceuticals, Inc. Rhythm Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Develops and supplies peptide therapeutics for rare neuroendocrine diseases	Health Technology
Genzyme Therapeutics Ltd. Genzyme Therapeutics Ltd. Pharmaceuticals: MajorHealth Technology Develops transformative therapies for patients affected by rare and debilitating diseases	Health Technology
Groupe de Sup de Co La Rochelle Groupe de Sup de Co La Rochelle Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Trevi Therapeutics, Inc. Trevi Therapeutics, Inc. BiotechnologyHealth Technology Engages in development of treatment for cough conditions	Health Technology