Oscar Health's CFO sold $2.75 million in stock, causing a 3.3% drop. However, the company reported strong Q1 results with 147% net income growth and 52% revenue growth. CMS fee cuts for ACA marketplaces are a positive catalyst. The stock has surged 37.71% in one month and 59.77% over one year, trading near 52-week highs with a bullish golden cross technical signal.