Janice...stocks can end up on the Greys for more than being halted.
It's not something the SEC does. It is a result of lack of compliance.
OTC, Other OTC or Grey Market
"OTC", "Other OTC" or "Grey Market" is a security that is not currently traded on the OTCQX, OTCQB or OTC Pink marketplaces. 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.
What we have here...is a failure to communicate!