Latest PEG ratio for Mckesson: -109.78 — see history and peer comparisons.
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The PEG ratio measures a stock's valuation relative to its earnings growth rate. A PEG ratio below 1.0 may indicate that the stock is undervalued relative to its growth potential.
Mckesson (MCK) currently reports a PEG ratio of -109.78. That is below the Industrials sector average of 16.85. Use the charts on this page to explore Mckesson's PEG ratio history and peer comparisons.
Mckesson's PEG ratio of -109.78 is lower than the Industrials sector average of 16.85. That is roughly 751.6% below the sector mean. A reading lower peers can reflect different growth expectations, capital structure, or profitability — so it is worth checking the peer comparison chart before drawing conclusions.
The PEG ratio is a valuation multiple that relates Mckesson's market price to a fundamental measure such as earnings, sales, or book value. At -109.78, MCK can look expensive or cheap only in context — versus its own history, growth rate, and Industrials peers. Higher multiples often price in stronger expected growth; lower ones can signal value or concern.
Start with the current PEG ratio of -109.78, then check the historical chart for trend and the peer comparison chart for relative positioning. The Industrials average is 16.85. From there, open related valuation or income-statement pages for Mckesson, and consider following MCK for alerts when major investors trade the stock.
Mckesson is classified in the Industrials sector. On PEG ratio, it currently shows -109.78 versus a sector average near 16.85. Sector peers often share similar capital intensity and growth regimes, so relative rankings inside Industrials are usually more informative than comparing MCK with unrelated industries.