If you found out about such a ring and got visibility into what they were doing, and used what you discovered to profit at their expense (without doing any of your own manipulations, i.e. just buying and selling), would you be in trouble?
use[s] the publicly available materials to show important insights about the possible securities laws violations that are not apparent from the face of the materials
https://www.sec.gov/page/frequently-asked-questions-whistleb...
Reading the statute that way would make companies like https://en.wikipedia.org/wiki/Hindenburg_Research illegal.
Either way, I wouldn't be comfortable touching either situation with a 20 foot pole.
This is the right call, I think.
https://www.bloomberg.com/opinion/articles/2019-06-26/everyt...
The very story you're commenting on is an example of a securities fraud scheme (pump and dump) that can be committed by investors.