Explanation?
Grey Market Definition | Investopedia
www.investopedia.com/terms/g/greymarket.asp
Investopedia
The grey market, also referred to as the parallel market, is a market where a product is bought and sold outside of the manufacturer's authorized trading channels. The grey market is where the unofficial trading of a company's shares, usually before they are issued in an initial public offering (IPO), happens.
Grey Sheets trading is not for extraordinary investors.
www.extraordinaryinvestor.com/grey-sheets.html
Grey Sheets is also Home to delisted stocks from other markets ... of the registered SEC filings and/or stock exchange regulations for a financial market.
Grey Market Logo - OTC Markets
www.otcmarkets.com/learn/otc-market-tiers
OTC Markets Group
"OTC", "Other OTC" or "Grey Market" is a security that is not currently traded on the OTCQX, OTCQB or Pink markets. Broker-dealers are not willing or able to publicly quote OTC securities because of a lack of investor interest, company information availability or regulatory compliance.