@kteare
You might like this.
It is 12 years of algorithmic Series B selections by the SignalRank Algorithm.
On average it achieves 5x in 5 years per annual cohort (the algorithms target for index like success) but the spread is as outlined in your post (even for an algo).
https://analytics.signalrank.ai/public/dashboard/b6bf906a-3c38-4f43-b660-4cdb63a50462