Here is a script to know when big dumps, and pumps, are happening.
Meant for crypto (I know that's what most people are interested in - it's a mistake) and small caps.
Might work for other things have not checked.
With some random small cap:
Socialism is the philosophy of failure, the creed of ignorance, and the gospel of envy. It's inherent virtue is the equal sharing of misery. We will fight them on the beaches... ~ Winston Churchill