The Vertu Ti, meanwhile, runs on an Android operating system in a sign of its separation from former parent company Nokia.

CNN: Waste or worth? $10,000 smartphone

He added that he tells his patients about his relationships with device makers in the consent form he makes them sign before operating on them.

WSJ: Top Spine Surgeons Reap Royalties, Medicare Bounty

Typically, investors sell stocks when companies report lower margins because they worry it is a sign of increased operating costs or less-effective management execution.

FORBES: Netflix: Six Reasons Why You Love Your Netflix Subscription Increase (& Other Strategies)