I would urge all who would like to protect their investment/ease their mind to get a copy of the Articles of Incorporation and any amendments. I'd also get a copy of the dissolution in the hopes it contained the plan.
Depending on the Liquidation Rights, common shareholders can be in essence shut out from receiving a distribution at the end of the day. I believe there is a Preferred series of shares that may have a liquidation preference over Commons.
How many legs does a dog have if you call the tail a leg? Four; calling a tail a leg doesn't make it a leg. Abraham Lincoln