Should I buy AMZN, NVDA, VST or CEG?

**Conclusive Statement**: Based on the analysis of recent financial data and market trends, Amazon.com (AMZN) appears to be the most attractive option for investment among the four stocks.

1. **Amazon.com (AMZN)**:
- **Strong Financial Performance**: Amazon reported a statutory profit of $1.26 per share, surpassing expectations by 23%, indicating robust financial health.
- **Positive Analyst Ratings and Price Targets**: Despite a recent dip in share price, analysts have maintained a buy rating and increased the average price target to $224.15, reflecting optimism about the company's growth potential.
- **Consensus for Growth**: The consensus among analysts is that Amazon is well-positioned for further upside heading into earnings, with expectations of accelerating growth in its Amazon Web Services (AWS) division.
2. **Nvidia (NVDA)**:
- **Strong Buy Consensus**: Nvidia has a strong buy consensus rating from analysts, with an average price target of $152.44, suggesting a potential upside of 25.57%.
- **Positive Earnings and Revenue Growth**: Nvidia's earnings and revenue growth have been impressive, with a recent EPS of $0.68 and a revenue estimate of $32.9 billion for the current quarter.
3. **Vistra (VST)**:
- **Bullish Sentiment**: Vistra has a buy rating from analysts, with an average price target of $120.6, indicating potential for growth.
- **Recent Positive Developments**: The company has seen a surge in stock price due to strategic acquisitions and positive analyst upgrades, reflecting investor confidence.
4. **Constellation Energy (CEG)**:
- **Positive Analyst Ratings**: Constellation Energy has a buy rating from analysts, with an average price target of $246.82, suggesting potential for growth.
- **Significant Project Announcements**: The company's recent power purchase agreement with Microsoft is a positive sign for its growth prospects, although the impact is expected to be felt in 2028.

**Investment Decision**:
Given the strong financial performance, positive analyst ratings, and growth potential, Amazon.com (AMZN) stands out as the most compelling investment option among the four stocks. However, investors should conduct their own due diligence and consider their investment strategy and risk tolerance before making a decision.