No, just the early statements from Cambridge Analytica and Leave.EU.
Was rather odd that Cambridge Analytica and Leave.EU both claimed to be working together until it started to look bad - https://www.reuters.com/article/us-facebook-cambridge-analyt...
https://s3-eu-west-1.amazonaws.com/static.assets.commercial....
https://s3-eu-west-1.amazonaws.com/static.assets.commercial....