Illinois Tool Works stock barely blinked after its Q3 2026 release, slipping about 0.1% to roughly US$276. For a mature industrial manufacturer, that muted move hides a stronger story. The company reported GAAP earnings per share of about US$3 and set a fresh quarterly operating margin record near 28%.
Short term traders will focus on the flat tape. Longer horizon investors will notice that trailing net profit margins sit near 19% and that management is still targeting 30% operating margins over time. The key question now is what that profit profile is worth at roughly 24x P/E.
If you like Illinois Tool Works' rich margins but are unsure whether paying about 24x P/E for a mature industrial stock still makes sense for your portfolio, compare that profile against our curated list of high quality companies in the 29 high quality undervalued stocks .
Q3 2026 Earnings Summary
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Revenue (Q3 2026 vs. Q3 2025):US$4,236 million vs. US$4,059 million (up about 4.4%)
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Net Income, Excl. Extra Items (Q3 2026 vs. Q3 2025):US$855 million vs. US$821 million (up about 4.1%)
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Basic EPS (Q3 2026 vs. Q3 2025):US$3.00 vs. US$2.82 (up about 6.4%)
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Operating Margin (Q3 2026):About 27.8%, compared with a prior quarterly record below this level (a new high margin for Illinois Tool Works)
Prefer clean charts instead of another wall of earnings tables and footnotes? See Illinois Tool Works' full financial picture, including a clear view of its margin profile, in the visual company report for Illinois Tool Works.
Illinois Tool Works bulls focus on execution milestones
The optimistic view hinges on Illinois Tool Works using internal programs to turn projects into steady growth and higher margins.
"The main condition is that Illinois Tool Works continues to deliver 3% or higher customer-back innovation driven growth while sustaining roughly 100 bps of annual operating margin benefit from enterprise initiatives across all segments."
Q3 organic growth of 3.8%, with customer-backed innovation above 3% for the year to date, directly lines up with that ambition. Enterprise initiatives adding about 130 bps to operating margin and helping set a 27.8% record margin indicate that, for now, the operational math behind the bullish case is holding.
Cyclical and mix risks still shadow Illinois Tool Works
The more cautious narrative focuses on the possibility that weaker pockets of the portfolio could undermine that same playbook.
"Weaker trends in more consumer exposed or cyclical segments, including Food Equipment where organic revenue fell 3% in Q1 2026 and Specialty Products where organic revenue fell 5%, point to ongoing sensitivity to end market softness."
Q3 results indicate that concern has not fully cleared. Food Equipment only managed about 1% organic growth with equipment declining, while Construction Products and Specialty Products each posted about 1% organic contraction and margin pressure from price and cost timing. Those mixed readings suggest that cyclicality remains a live issue despite strength in Test & Measurement & Electronics and Welding.
That disagreement has a full argument behind it. → Uncover the higher Fair Value this Narrative argues for .
Hunt Quiet Disconnections In Plain Sight
Illinois Tool Works just showed how strong execution can coexist with a quiet share price. The real opportunity is spotting stocks that could be undervalued before that gap closes.
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Company 1 - 42% below our estimate - target larger LED scoreboards, transit signage and youth sports displays as digital infrastructure projects expand.
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Company 2 - 23% below our estimate - equip dense AI data centers with power and liquid cooling systems that replace water heavy air-based set ups.
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Company 3 - 18% below our estimate - package high value optical components for AI data center links as customers shift more networking spend into faster photonics.
That is three of the list. See the full list of 29 companies trading below our fair value estimates →
This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.
Companies discussed in this article include ITW .
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