I will say wfstf has a better chance to go up 3x or 4x.
But Rfp is a near certainty to double. I own lots of shares, lowest buy was 1.18. Highest buy was last week at 7.85.
Here are a few others I own and am still scaling into: afi, Sup, Vtsi, rell, uihc, uve, llnw
Happy times!