Updated: Steve Paul, Daphne Zohar reunite for another neuro startup after Karuna success

That was quick.

One month af­ter Bris­tol My­ers Squibb com­plet­ed its $14 bil­lion ac­qui­si­tion of Karuna Ther­a­peu­tics, the CNS biotech’s ex­ec­u­tive and found­ing team are back with an­oth­er neu­ropsy­chi­atric start­up al­ready in the clin­ic to make bet­ter ver­sions of ac­tive drugs.

PureTech Health, the biotech that formed Karuna and re­ceived about a 59x re­turn on its ini­tial in­vest­ment, has launched Sea­port Ther­a­peu­tics and reeled in $100 mil­lion from fa­mil­iar in­vestors ARCH Ven­ture Part­ners, Sofinno­va In­vest­ments and Third Rock Ven­tures. Post-Se­ries A, PureTech will hold about 61.5% eq­ui­ty own­er­ship, the com­pa­ny said Tues­day morn­ing.

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