The article highlights Marsh & McLennan's strong performance over the past 10 years, outperforming the market with a 15.73% average annual return. This information is relevant to investors as it showcases the company's historical performance. However, it does not provide any new information or catalysts that would directly impact the stock price in the short term. Therefore, the score is neutral (0), with high relevance (100) and moderate importance (50) for investors. The confidence in this analysis is 90.