this is not comprehensive at all, but GM, Dynegy, Washington Mutual, Abitibbibowater, Pilgrim's Pride, Lehman, Ambac...these are just quickly off the top of my head.
In general, no, a stockholder does not sue a company that has gone bankrupt unless there is clear evidence of wrongdoing that caused the bankruptcy.
A stockholder, by principle, is taking a risk...
You could try A.M. Best, which is an industry rating organization and tracks the performance and status of insurers.. Additionally, if you know where the company did business, you could contact the...