The analysis reviews UnitedHealth Group's (UNH) recent stock performance and the news driving a nearly 9% increase in share price. The positive catalyst is the high percentage of Medicare Advantage enrollees qualifying for bonus payments from the federal government. This offsets earlier concerns regarding underestimated costs for serving Medicare Advantage customers. The analyst mentions that after adjusting numbers following this announcement, his intrinsic value per share target for UNH is $450.69, indicating continued undervaluation and reiterating a buy recommendation. Mention the 52 week low that was $234.60.