Lamb Weston activist investor Starboard Value has urged the frozen potato-products maker to restore market confidence and outline a clear path toward "sustainable" profit growth. In a letter to US-based Lamb Weston's board, Starboard said the company is at a "critical juncture" and must first "reestablish the foundation of its story". The investor added: "We believe the appropriate forum to do so is an investor day, as it allows the company to reset the narrative, clearly communicate its path to durable ear ...