Then again, if you could prove they transferred the trademarks just before or during the BK, you might have a legal case.
You would need a good lawyer, and agreeable shareholders.
You have one who may fall within the "class period" if it goes class action.
You don't have to hold the shares if you owned them within the class period.
As far as I can tell, the majority owners, brokers and mutual funds; don't get involved in shareholder actions. They just buy and sell, and throw in the towel when the going gets rough.
Then they call it "Market leadership" It's a lot like Wall Streets version of "Hope and Change" More pragmatic individuals might call it "lipservice"