Intuitive Surgical (ISRG): Is Its Robotic-Surgery Moat Still Untouchable?

Intuitive Surgical, Inc. (NASDAQ:ISRG) more or less invented modern robotic surgery with its da Vinci system, and for two decades it had the field to itself. The stock has now fallen about 35% from its high to roughly $395, yet it still trades near 46 times earnings and at $140 billion in value. So here […]