$400 million for an obesity drug startup? A new venture is a sign of the times

Atlas Venture and Bain Capital Life Sciences are making their next bet in the buzzy obesity field, launching a new startup led by a chief executive hot off of his third acquisition deal.

Atlas, Bain, and RTW Investments announced Tuesday that they have co-led a $400 million Series A financing for a new Boston-area startup company called Kailera Therapeutics. The investors have also brought in a familiar face: Ron Renaud, who recently oversaw the $8.7 billion acquisition of Cerevel Therapeutics, a spinout of Pfizer assets that Bain helped finance back in 2018. 

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Kailera’s series A round total is one of the largest in the biotech industry this year, and speaks to just how much attention weight loss medications have garnered from investors.

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