Pfizer Inc.PFE

Where PFE's PEG sits inside its own 10-year distribution, with the yearly high, low and average.

$27.72+0.07 (+0.25%)Previous close
NYSEHealthcare

PFE PEG: current value, 10-year range and year-by-year history

PEG History

Historically priceyAbove avgAround avgBelow avgHistorically cheap
PFE PEG historyPFE PEG from Sep 2023 to Dec 2025: low 3.51, high 71.61, latest 3.67.-1.9417.8137.5657.377.05Sep 23Oct 25Oct 25Nov 25Dec 25Dec 25med 3.71

PFE PEG by year

Yearly range of PFE’s peg from 2016 to 2025. Over the full period it ranged from 0.3 to 78.8, averaging 9.0.

PFE PEG — yearly low, average, high and year-end values
YearLowAverageHighYear-end
20253.53.74.03.7
20230.825.778.869.7
20220.30.40.50.4
20210.41.72.90.6
20200.65.923.22.8
20190.91.82.90.9
20180.77.122.95.5
20174.434.067.54.5
201629.530.030.330.0

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P/E ratio divided by the earnings growth rate. Peter Lynch's tool for checking whether a higher P/E is actually justified by faster growth. PEG ≤ 1.0 is Lynch's "fairly priced" threshold.

FormulaP/E Ratio / Annual EPS Growth Rate (%)
Full guide
How to read this chart

A low PEG vs the stock's own history suggests the market may not be fully pricing in the growth rate — the combination of P/E and growth looks unusually attractive.

Key caveats
  • Only meaningful for businesses with real, consistent earnings growth. Irrelevant for cyclicals, early-stage companies, and income stocks.
  • Forward PEG is based on analyst estimates that are frequently optimistic — treat it as a sanity check, not a primary signal.
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