chances??

So I have an iud, but it is possibly out of place (I go in to see on the 9th). I had unprotected sex a few times in the last couple months before knowing the our may be out of place. I've still been getting periods since I got it out it but this month I'm late. (eve says 4 days). what are the chances of me being pregnant?? been spotting since my last period, cranky, boobs are sore, and occasionally crampy