Illegal insider trading refers generally to buying or selling a security, in breach of a fiduciary duty or other relationship of trust and confidence, on the basis of material, nonpublic information about the security.

Nothing about what he does is Insider Trading. Since everything is public on the blockchain and he still have my trust and confidence :)
Maybe not yours, but I don't care about your feelings.....

I want to setup a market maker bot, just to annoy you xD