** Shares of satellite communications firm AST SpaceMobile ASTS.O down 11.3% at $73.21 premarket

** Co posts Q1 rev of $14.73 mln, missing analyst est. of $37.63 mln

** "Our revenue declined during the first quarter due to the timing of gateway deployment to our commercial customers and the timing of completion of certain government contract milestones," CFO, Andrew Martin Johnson, says

** Five out of 12 analysts rate the stock "Buy", five rate it "Hold", two "Sell"; median PT at $86.69 - data compiled by LSEG

** As of last close, ASTS stock up 13.6% YTD