It’s not uncommon to see blue-chip stocks trading at a valuation premium. The reasons include low-beta, dividends, share repurchase and stable cash flows. However, the markets tend to be sensitive to news or quarterly numbers. Therefore, temporary weakness in quality blue-chip stocks presents a good opportunity to buy quality names. This column focuses on blue-chip stocks to buy that trade at attractive levels after weak Q1 results.As a long-term investor, focus on the vision for growth and value creation t ...