Alector Inc., of South San Francisco, appointed Shehnaaz Suliman president and chief operating officer.
Amylyx Pharmaceuticals Inc., of Cambridge, Mass., appointed Debra Canner global head of human resources.
Arcus Biosciences Inc., of Hayward, Calif., appointed Patrick Machado to its board and nominating and corporate governance committee.
Arrowhead Pharmaceuticals Inc., of Pasadena, Calif., appointed Marianne De Backer to its board.
Bristol-Myers Squibb Co., of New York, appointed Kathryn Metcalfe executive vice president, corporate affairs, effective Jan. 6, 2020, and Tim Power vice president and head of investor relations, effective March 31, 2020.
Clarus Therapeutics Inc., of Northbrook, Ill., appointed Jay Newmark chief medical officer, Frank Jaeger chief commercial officer, Jose Luis Rodriguez, vice president, marketing, LaTonya Wright vice president, sales and James Holloway vice president, manufacturing and supply.
Immunicum AB, of Stockholm, appointed Alex Karlsson-Parra acting CEO.
Marinus Pharmaceuticals Inc., of Radnor, Pa., appointed Elan Ezickson to its board.
Momenta Pharmaceuticals Inc., of Cambridge, Mass., appointed Jane F. Barlow to its board.
Northwest Biotherapeutics Inc., of Bethesda, Md., appointed Jean M. Davis chief financial officer, chief accounting officer and interim chief information officer.
Translate Bio Inc., of Lexington, Mass., appointed Frank DeRosa chief technology officer, Michael Heartlein executive vice president and founder and Paul Burgess chief operating officer.
Valneva SE, of Saint Herblain, France, appointed Thomas Casdagli to its supervisory board.