What's Wrong With Merck's Stock?

Is the healthcare stock an underrated buy right now?Merck (MRK -0.67%) is a top pharmaceutical company coming off a good quarter that shows it is growing its top and bottom lines. Even with that growth, the stock still trades at a fairly modest valuation. Its stock price is up 5.3% this year, compared with 16% growth for the S&P 500.Why isn't Merck's stock doing better in 2024?More importantly, could this healthcare company make for a good investment today?Merck is still heavily reliant on KeytrudaWhen a ph ...