WW Grainger Inc
NYSE: GWW · INDUSTRIALS · INDUSTRIAL DISTRIBUTION
Updated 2026-04-29
WW Grainger Inc (GWW) Stock Valuation Analysis
Fair value estimate, historical valuation range, and quality signals for GWW.
Valued
Valuation reasonably reflects current fundamentals. Limited margin of safety at these levels.
GWW historical valuation range
Where current P/E sits in GWW's own 5Y range.
GWW intrinsic value (DCF)
DCF-based fair value estimate vs current market price.
Intrinsic value calculated using discounted cash flow (DCF) model based on projected free cash flows, discount rate, and terminal growth assumptions. A positive margin of safety indicates the current price is below estimated fair value, providing a cushion against estimation error.
GWW valuation signals
Quick-read green flags, caution flags, and risks based on current metrics.
P/E Ratio — History
Current: 32.47x
P/S Ratio — History
Current: 3.03x
Is GWW overvalued in 2026?
WW Grainger Inc (GWW) currently trades at $1,144.81 per share with a market capitalization of $54,334,349,000.00. Based on our multi-factor framework, the stock trades at a fair valuation with a Smart Value Score of 50/100. This score blends growth quality, financial health, and price attractiveness into a single institutional-grade read.
The stock trades at a P/E ratio of 32.5x, above its 5-year median of 26.4x. The PEG ratio of 1.95 points to a price that reasonably reflects expected earnings growth.
Looking at its own history, GWW is currently trading more expensive than 80% of the last 5Y on P/E. This places it in the 80th percentile of its historical range, a zone where forward returns have typically been muted.
Our discounted cash flow model estimates GWW's intrinsic value at $658.96 per share, against the current market price of $1,144.81. This implies a premium to fair value of -82.48%. The current price sits well above what projected cash flows justify, implying investors are paying for growth that has not yet materialized.
The Piotroski F-Score of 5/9 puts financial quality in a middling range, neither a standout strength nor an obvious red flag.
Bottom line: GWW trades at a fair valuation on our framework, with a Smart Value Score of 50/100. The valuation is defensible but offers no obvious bargain. Patience or a better entry price may reward disciplined buyers.
Frequently asked questions
Is GWW overvalued in 2026?
Based on a Smart Value Score of 50/100, GWW is fairly valued. Price reasonably reflects current fundamentals with limited cushion in either direction.
What is GWW's fair value?
Our DCF model estimates GWW's intrinsic value at $658.96 per share, versus the current price of $1,144.81. This produces a margin of safety of -82.48%.
What P/E ratio does GWW trade at?
GWW trades at a P/E of 32.5x on trailing twelve-month earnings, compared to its 5-year median of 26.4x.
Is GWW a buy based on valuation?
WallStSmart does not issue buy or sell recommendations. Our Smart Value Score of 50/100 reflects the combined read on growth, quality, and price. The profile is balanced. Best suited for investors with an existing thesis.
How does GWW's valuation compare to its history?
On P/E, GWW currently sits in the 80th percentile of its own 5Y range. That is historically expensive relative to where it has traded over the period.
What is GWW's Smart Value Score?
GWW's Smart Value Score is 50/100. The Smart Value Score is a proprietary WallStSmart metric blending growth quality, financial health, and valuation attractiveness into a single 0-100 read. Scores above 75 are rare and indicate strong multi-factor alignment.