The Tempus owner has little to lose and a lot to gain. If the company goes to hell, he loses only 6 million bucks, which won't tank his life. However, if by some chance investors actually buy trash ticker TMPS, then Eliasch wins big.
99% of penny stocks are pump and dumps, yet 100% of penny stocks pretend to be in the 1%. Contracts, patents, mergers, partnerships, and other such news are usually "too good to be true" and should be looked at in detail. The source should also be vetted.