Not if you leave it turned off. Just make sure it really is off, and not on "connected standby" (i.e. what normally happens when you press the power button and see the screen go dark). The best way to be sure is to remove the battery.I phones are doing this as well. I’m the most non conspiracy theory guy I know and my wife and I have seen multiple things that point to this. Don’t kid yourself. Someone is listening.
If you take a stipend for your personal phone from your company it is subject to being subpoenaed( if your company is involved in a lawsuit) and all of the Scandinavian amputee midget porn you have ever surfed will now be part of a public record.When I had to carry a company 'phone, it went into a metal box when I was off the clock. Yes, they do track you! People do get fired.