** Praxis Precision Medicines PRAX.O looks to capitalize on its surging stock price by raising equity
** PRAX shares on Thurs ended up 183.7% at $162.71, an over three-year high, after co said its experimental movement disorder drug ulixacaltamide met main goals of two late-stage studies for essential tremor, a condition that causes involuntary shaking
** After the bell, Boston-based co announces offering comprising stock and pre-funded warrants; deal size not disclosed
** Last month, co filed for up to $250 mln ATM ("at-the-market") equity sales program
** With ~22.4 mln shares outstanding, Praxis has about $3.6 bln market cap, per LSEG data
** TD Cowen, Piper Sandler, Guggenheim and Truist are joint bookrunners for the offering
** Shares are up 4.2% at $169.50 in extended trading
(Lance Tupper is a Reuters market analyst. The views expressed are his own)
((lance.tupper@tr.com 1-646-279-6380))