With Tuesday’s earnings lineup giving us Q2 results from magnificent seven stocks Alphabet (GOOGL)  and Tesla (TSLA)  among other household names, HCA Healthcare (HCA)  and Spotify Technology (SPOT)  are two companies that stood out.HCA Healthcare and Spotify both sport a Zacks Rank #2 (Buy) and were able to impressively exceed Q2 earnings expectations. To that point, now looks like a promising time to invest in their increased profitability.HCA’s Essential Services Seeing strong demand for its services, HC ...