Humana (HUM) shares are plummeting Wednesday following changes to the US government's Medicare quality ratings. These adjustments will signifcantly impact the company's profits, as fewer of its plans now rate 4 stars or above— with only 45% of Humana's members to be in highly rated plans, a sharp decline from the current 94%.

Market Domination co-hosts Julie Hyman and Josh Lipton break down the details.

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This post was written by Angel Smith