Private Company Edition: Two companies raised multiple hundreds of millions of dollars each helping to keep the number of $100m-plus venture capital mega-rounds on the rise in May. Also, Ascend raised $132.5m to make gene and cell therapies, and Nido emerged with $109m for neurological diseases.

Private Company Edition: Flagship’s Pioneering Medicines initiative and the firm’s portfolio companies will deliver cystic fibrosis drug candidates. Also, recent venture capital financings include cloud technology firm Saama’s $430m round and Shoreline’s $140m in new funding.

J&J will pay about $6.5bn to acquire Momenta and its potential “pipeline in a pathway” with nipocalimab. Analysts expect this deal may lead to further M&A activity in the anti-FcRn space.

Private Company Edition: Polaris is raising up to $400m for its next tech and health care fund, following in the footsteps of several life science investors this year. Also, Nevakar raises $50m in a product financing agreement and RAPT closes a $37m series C extension.