PTC Therapeutics, Inc.

The most recent month is left out on purpose: returns tend to persist over 7–12 months and the newest one tends to reverse. This describes what the price has done, and says nothing about what it will do.

Yields, so higher means cheaper — a loss-making company ranks last instead of dropping out. Cheap is not the same as good: a high yield is often a price that fell for a reason. Blended from 4 of 5 measures.

What management does with the money — scored on whatever the filings answer, never as a share of the total.