Boooo hooo hoooo same old story.
The only way to stop that, is to have huge penalties for companies, who has been hacked. It will be bad for those who has been legitimately hacked, but good for those who arrange "in-house" to be hacked.
These penalties can then be used to pay back a % of the money hacked.
The other option, is to force them to take out insurance for instances like this. {Hacking = robbery} The insurance are then paid to the people, who lost their money.
That's why bitcoin price always falling down