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HotCopper Highlights, Week 31: Pilbara Minerals, BrainChip and 4DMedical spark fresh investor interest

ASX News, Market Summary
31 July 2026 15:25 (AEST)
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Welcome to HotCopper Highlight of Week 31, where we run through the stocks drawing the most attention across the HotCopper community this week.

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Pilbara Minerals, Dateline Resources and Strike Energy top this week’s most viewed stocks, while 4DMedical, Liontown and BrainChip dominated investor discussion.

Pilbara Minerals tops this week’s most viewed list after delivering its June quarter update and FY27 outlook. The lithium producer exceeded FY26 production guidance and forecast higher output in the year ahead, with investors assessing whether operational improvements can offset continued weakness in lithium prices.

Dateline Resources is also attracting strong interest after requesting and extending a voluntary trading suspension on the ASX, due to on an ongoing US District Court motion related to a preliminary injunction for the Colosseum Gold Project.

Strike Energy rounds out the most viewed stocks after reporting quarterly operational and production updates, reporting over $13m in revenue, and reaching mechanical completion at its South Erregulla Peaking Power Station. The market remains focused on cash generation, Perth Basin developments and progress across its gas portfolio.

Over in the most discussed stocks, 4DMedical continues generating conversation after releasing its quarterly update highlighting continued commercial progress, new contract momentum and further rollout of its respiratory imaging platform across key healthcare markets. 4DMedical shares climbed this week following a 23% full year operating revenue lift to $7.2m, driven by a surge in scan volumes.

Liontown Resources remains firmly in focus following its quarterly results, with investors debating production performance at Kathleen Valley, ramp-up progress and what improving operational execution could mean for Australia’s newest major lithium producer.

And BrainChip completes this week’s list after investors continued discussing the commercial rollout of its Akida neuromorphic AI technology, with attention remaining on customer adoption, production availability of its AKD1500 processor and commercialisation opportunities in edge AI applications.

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