** Shares of electric vehicle startup Fisker FSR.N fall
~38% to 44 cents premarket
** Fisker says it has substantial doubt about its ability to
continue as a going concern, warns of a "difficult year" ahead
** Co says it ended 2023 with cash and cash equivalents of
$325.5 mln, compared to $527.4 mln as of Sept. 30
** CEO Henrik Fisker says co does not plan to start
"external expenditure" on future projects unless it secures
another manufacturing partner
** Up to last close, stock fell ~90% in the past 12 months
(Reporting by Akash Sriram in Bengaluru)
((Akash.Sriram@thomsonreuters.com; https://twitter.com/hoodieonveshti;))