Impact on Stocks Following a Data Breach – June 2015 Edition

If you’ve been keeping up with my previous posts, you’ll know that I’ve effectively debunked the myth that breaches materially impact stock price.
Impact on Company Stock following Data Breaches
Impact on Company Stock following Data Breaches – Feb 2015 Edition
Given we are mid-way through the year, I felt it time to update the numbers… and its very interesting indeed- breached companies seem to be vastly exceeding the gains of both the S&P500 and their respective sectors.


As time permits (or if you have a request), I’d be happy to piece other stock breach data together and add to this, just message me on twitter (@SeanAMason).

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