user15182: I am looking for data about stolen bitcoins. Is somewhere statistics about how many bitcoins were stolen etc.? I only know that bitcoins were stolen in Mt.Gox and Flexicoin...

user9563: There is no evidence that Mtgox has been hacked, it may be a fraud.
There is only one bitcoin theft that is fully documented. You can find details here

15182: <p>I am looking for data about stolen bitcoins. Is somewhere statistics about how many bitcoins were stolen etc.? I only know that bitcoins were stolen in Mt.Gox and Flexicoin...</p>
 9563: <p>There is no evidence that Mtgox has been hacked, it may be a fraud.
There is only one bitcoin theft that is fully documented. You can find details <a href="http://www.forbes.com/sites/andygreenberg/2013/10/25/fbi-says-its-seized-20-million-in-bitcoins-from-ross-ulbricht-alleged-owner-of-silk-road/" rel="nofollow">here</a></p>
