Sipho Kabane, chief executive and registrar of CMS, said the decision followed "persistent" financial difficulties by the company.
Discovery has moved to arrest the sharp decline in its share price since the release of the National Health Insurance (NHI) Bill.
Solidarity said it would approach the courts to have embattled national carrier SAA placed under business rescue in an attempt to save the SOE.
Legislators will today have to walk a fiscal tightrope when they decide on the special Eskom appropriation bill.
The leadership turmoil engulfing embattled state-owned entities (SOEs) deepened yesterday.
South African Airways was yesterday thrown into further turmoil with the resignation of board chairperson Johannes Magwaza.
The embattled mining sector, in its latest quarterly update, called for more clarity on the recently implemented Carbon Tax Act
President Ramaphosa is expected to use this week's State of the Nation address (Sona) to shore up business confidence.
The ABSA/Bureau for Economic Research (BER) manufacturing PMI rose to its highest in five months in October, reaching 47. 8points.
South Africa?s rand headed to the long weekend on a firmer footing supported by both the US Federal Reserve Bank and the SA Reserve Bank.