SIF Folio: Is momentum failing at Bloomsbury Publishing?

From time to time, I sell a stock because it no longer qualifies for my screen and then -- a few months later -- it’s back in my screen results. This is one of those times. The company is Bloomsbury Publishing, which exited the SIF folio at the start of May.
Bloomsbury is best known as the publisher of the Harry Potter books, but it also publishes a wide range of other fiction and non-fiction.
I don’t have any rule against re-buying stocks and I believe that Bloomsbury could fit within the SIF fund. So today I’ll be taking a fresh look at this stock’s value, quality and momentum credentials.
Bloomsbury Publishing (LON:BMY)
When I sold Bloomsbury in May, the stock failed my screen on two counts:

May 2019
Fast forward to today and the stock delivers a clean sweep:

For investors used to following a more subjective process, my decision to buy and sell stocks on this basis may seem rather arbitrary. I feel that too sometimes, but that’s the point here.
My Stock in Focus (SIF) fantasy fund is run as a rules-based portfolio. I’m only...