Key Points Firefly Aerospace will buy defense contractor SciTec for $855 million in cash and stock. SciTec's$164 million in annual revenue makes it bigger than Firefly. But Firefly stock is worth more than $4 billion! 10 stocks we like better than Firefly Aerospace › Firefly Aerospace (NASDAQ: FLY) stock soared a lucky 7.7$855 million. Firefly will pay $300 millio ...