Health Sector Headlines: Major Moves & Incidents

In health-related news, China's Ab&B Bio-Tech shares surged 170% upon debut at the Hong Kong Stock Exchange. In France, a chlorine factory fire prompted indoor safety orders. Meanwhile, Engine Capital may urge Avantor to sell, with a new 3% stake revealed by the Wall Street Journal.

In a remarkable market debut, shares of China's Ab&B Bio-Tech skyrocketed by 170% on Monday. The company raised $55 million in an initial public offering and the retail segment was heavily oversubscribed, showing a strong appetite from investors.

In southern France, residents were urged to stay indoors after a fire erupted at a chlorine factory managed by HydraPro. The incident raised concerns over potential toxic fumes, prompting safety precautions within a one-kilometer radius of the plant.

According to the Wall Street Journal, activist investor Engine Capital has acquired a position in Avantor, through a 3% stake. They plan to pressure the life-sciences firm towards a sale, estimating a potential company value of between $17 and $19 per share.

(With inputs from agencies.)