Accelerated share repurchase programs are typically viewed positively by the market as they often lead to an immediate reduction in share count, which can increase earnings per share and return value to shareholders. Given the size of the transaction, this is likely to be seen as a strong signal of confidence from CVS Health's management in the company's financial stability and future prospects. However, the market's reaction may also depend on the context of CVS's overall financial health, including its cash flow and debt levels.