James Hardie Industries (JHX) Market Cap 2025–2026
As of October 29, 2026, James Hardie Industries had a market cap of $15.63 billion, which increased by 3.37% compared to the previous trading day. Market capitalization, often referred to as market cap, represents the total value of a company's outstanding shares on the stock market and is a common measure of its overall size and valuation.

James Hardie Industries Plc (JHX)
🌍 Ireland 📈 NYSE 🏭 Basic Materials 🏢 Construction Materials
Latest Market Cap
$15.63B ▲ 3.37%
Start of 2026
$12.02B ▲ 30.03%
1 Year Ago
$12.22B ▲ 27.91%
All-Time High
$18.04B ▼ 13.36%
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Note: Each point on the chart represents the market capitalization at the end of the trading day.
Source: Data compiled from EDGAR filings, Bloomberg and Yahoo Finance.
Source: Data compiled from EDGAR filings, Bloomberg and Yahoo Finance.
📈 James Hardie Industries Market Cap History by Year and Month
| Year / Month | Market Cap | % Change |
|---|---|---|
| 2026 | $15.63B | ▲ 30.03% |
| $15.63B | ▲ 6.40% | |
| $14.69B | ▼ 14.79% | |
| $17.24B | ▲ 13.05% | |
| $15.25B | ▲ 0.39% | |
| $15.19B | ▲ 12.44% | |
| $13.51B | ▲ 10.92% | |
| $12.18B | ▲ 10.83% | |
| $10.99B | ▼ 22.17% | |
| $14.12B | ▲ 6.01% | |
| $13.32B | ▲ 10.82% | |
| 2025 | $12.02B | ▼ 26.09% |
📊 James Hardie Industries Market Cap and Other Industry Peers
Below are selected companies from the Basic Materials sector / subsector:
Note: Market capitalization figures are based on available sources and may differ slightly from actual values, particularly for historical data.