undamentalytics Newsletter

Core & Main vs Fastenal

Core & Main and Fastenal are similar in size: $7.65bn and $8.20bn of revenue in their latest fiscal years. Fastenal grew faster (8.7% against 2.8%). Fastenal kept more of each dollar of sales as profit: a net margin of 15.3% against 5.8%. Fastenal carries less debt relative to equity (3.2% against 107.6%).

Latest fiscal yearCore & MainCNM, 2026FastenalFAST, 2025
Revenue $7.65bn $8.20bn
Revenue growth 2.8% 8.7%
Net income $441m $1.26bn
Operating margin 9.4% 20.2%
Net margin 5.8% 15.3%
Return on equity 23.9% 33.3%
Free cash flow $604m $1.05bn
Cash $220m $277m
Total debt $2.15bn $125m
Debt to equity 107.6% 3.2%
Dividend per share — $0.88
Dividend yield — 1.8%
Share buybacks $155m —
Employees 5,600 24,489
Market value $8.70bn $59.99bn
Price vs our value range Within our value range Above our value range
Moat score 57 (Moderate) 80 (Strong)
Insider trades, 12 months 2 buys, 2 sales 5 buys, 8 sales

Each figure is from the company's latest annual report and links to the page it comes from. Fiscal years can end on different dates. Market value and the value verdict use the delayed price shown on the stock pages. Not a recommendation.

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Figures from each company's latest annual report filed with the SEC (10-K or 20-F), as reported, with the fiscal year shown. Not investment advice. How we read filings: methodology.