What happens when/if a company gets de-listed? Search engine gave me below[0]:
"... company basically has two options. It can choose to trade on the Over-the-Counter Bulletin Board (OTCBB) or the pink sheets system...".
Some more [light] detail in linked 'article'[0].
[0] https://www.investopedia.com/ask/answers/05/delistingofshare...