James Hardie Industries shares tumble 13% after ASX queries sudden price drop

James Hardie Industries shares dropped sharply after the ASX queried unusual trading activity and sought confirmation on disclosure compliance.

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Key points

  • Yesterday, James Hardie Industries' share price fell over 17% following increased trading volume, prompting an ASX inquiry into undisclosed information.
  • The ASX seeks confirmation of compliance with disclosure obligations and may suspend trading if an adequate response is not provided.
  • Investors await James Hardie's formal response, which will impact short-term share price movements and trading regulation measures.

The James Hardie Industries (ASX: JHX) share price has come under pressure today, sliding from $29.48 yesterday to a low of $24.41 following a notable spike in trading volume.

What did James Hardie Industries report?

  • The JHX share price fell by over 17% following a sharp increase in trading volumes.
  • ASX has queried the company regarding any undisclosed information that could explain the recent price movement.
  • James Hardie has been asked to clarify compliance with continuous disclosure obligations (Listing Rules 3.1 and 3.1A).
  • The ASX may suspend trading in JHX shares if a satisfactory response is not received by 1:00pm AEDT, 6 November 2025.

What else do investors need to know?

James Hardie Industries' recent share price drop has prompted immediate attention from the ASX, which is seeking confirmation that all market-sensitive information has been appropriately disclosed. The ASX highlighted the significant increase in JHX trading volumes as a key factor for the query.

The regulator has also reminded the company of its obligation to respond as soon as possible, and the possibility of a trading halt or suspension if responses are insufficient or not timely. These queries are standard practice when unusual market activity occurs and aim to protect investors by ensuring transparency.

What's next for James Hardie Industries?

Investors are now awaiting a formal response from James Hardie Industries regarding the recent trading activity and its compliance with disclosure rules. The outcome may influence short-term movements in the company's share price.

Depending on the company's explanation, normal trading may resume, or the ASX may implement additional measures, such as a trading halt or suspension, to protect the integrity of the market.

James Hardie Industries share price snapshot

James Hardie shares have declined 47% over the past 12 months, trailing the S&P/ASX 200 Index (ASX: XJO) which has increased 7% over the same timeframe.

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Motley Fool contributor Laura Stewart has no position in any of the stocks mentioned. The Motley Fool Australia's parent company Motley Fool Holdings Inc. has no position in any of the stocks mentioned. The Motley Fool Australia has no position in any of the stocks mentioned. The Motley Fool has a disclosure policy. This article contains general investment advice only (under AFSL 400691). Authorised by Scott Phillips. This article was prepared with the assistance of Large Language Model (LLM) tools for the initial summary of the company announcement. Any content assisted by AI is subject to our robust human-in-the-loop quality control framework, involving thorough review, substantial editing, and fact-checking by our experienced writers and editors holding appropriate credentials. The Motley Fool Australia stands behind the work of our editorial team and takes ultimate responsibility for the content published by The Motley Fool Australia.

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