Teladoc Health Inc.'s /zigman2/quotes/207420252/composite TDOC +0.41% shares were initially down 7% in extended trading Wednesday after the virtual healthcare company reported fiscal fourth-quarter results. Teladoc reported an adjusted net loss of $394 million, or $3.07 a share, compared with a net loss of $19 million, or 26 cents a share, in the year-ago quarter. Revenue jumped 145% to $383.3 million from $156.5 million a year ago. Analysts surveyed by FactSet had expected a loss of 26 cents a share on revenue of $379 million. Teladoc's stock has climbed 116% over the last 12 months. The broader S&P 500 index /zigman2/quotes/210599714/realtime SPX -0.02% has improved 26% in the last year.