** Biohaven's BHVN.N shares down 6.8% after hours to $7.94 as biopharma co seeks equity raise
** New Haven, Connecticut-based co commences $150 mln stock offering for general corporate purposes
** JP Morgan and Goldman Sachs are bookrunners
** Co has ~105.9 mln shares outstanding for about $900 mln market cap
** BHVN on Tues rose 9.4% to close at $8.52, down 77% YTD
** On Nov 5, shares plunged 40% to $8.34 after the U.S. FDA declined to approve troriluzole, its experimental drug for spinocerebellar ataxia (SCA), a rare brain disorder
** 14 of 18 analysts rate BHVN "strong buy" or "buy", rest rate "hold"; median PT of $27 down from $49.50 a month ago, per LSEG data
(Lance Tupper is a Reuters market analyst. The views expressed are his own)
((lance.tupper@tr.com 1-646-279-6380))