ASX200 Short Sellers Target Lithium and Uranium Stocks in Week 32 Volatility Surge

3 min read | August 04, 2025 12:35 PM AEST | By Team Kalkine Media

Highlights:

  • Lithium and uranium stocks attract intense short interest

  • Project challenges trigger attention for energy sector names

  • Positive updates don’t deter growing bearish sentiment

ASX200 short interest shifts as lithium and uranium names dominate

As short sellers recalibrate their focus, a fresh wave of activity has swept across select lithium and uranium stocks on the ASX200. This past week, several resource and technology companies saw notable shifts in short interest, reflecting market sentiment and key project updates.

Short interest data, as reported for the period ending 28 July, showcases movements in short positions across sectors, with energy players facing headwinds while some tech and biotech firms experienced short covering.

High short interest across lithium and uranium leaders

The most shorted stocks this week feature a strong concentration of lithium and uranium sector names. Paladin Energy (ASX:PDN) and Boss Energy (ASX:BOE) led the table, with increased short exposure coinciding with recent sector volatility. The rally in Chinese lithium carbonate futures earlier in July briefly buoyed sentiment but was followed by a sharp pullback, spurring renewed scepticism among traders.

Pilbara Minerals (ASX:PLS) also experienced a rise in short activity, despite posting a quarterly performance that aligned with expectations for production and cost guidance. Short sellers appear to be positioning in anticipation of lithium price fluctuations, using stocks like Pilbara as a proxy.

Liontown Resources (ASX:LTR) and Mineral Resources (ASX:MIN) continued to attract attention, each maintaining elevated short interest levels.

Boss Energy hit by project complexity

Short activity in Boss Energy (ASX:BOE) escalated sharply following revelations about its Honeymoon Project. Technical challenges related to wellfield design emerged, with the current layout requiring more infrastructure than initially anticipated. The implications for capital costs and project delivery remain uncertain, pending the results of an independent review.

Pilbara Minerals remains under scrutiny

While Pilbara Minerals (ASX:PLS) delivered a strong operational finish for the fiscal year, concerns around lithium pricing dynamics continue to cast a shadow. Market participants are closely tracking future guidance and pricing benchmarks, as the company’s stock often mirrors broader sentiment in the lithium sector.

Rising short interest in tech and agribusiness stocks

Outside the resource space, Alkane Resources (ASX:ALK) and Elders (ASX:ELD) saw a surge in short positions. Appen (ASX:APX) also recorded a significant uptick, suggesting continued caution towards tech stocks amid evolving macro conditions.

Short covering in biotech and platform plays

On the opposite end, Imugene (ASX:IMU) emerged as the most covered stock, with a substantial decline in short positions. This comes after a protracted downturn in its share price, possibly prompting a round of profit-taking by short sellers.

Ioneer (ASX:INR) and Spartan Resources (ASX:SPR) also saw sizeable reductions in short interest. Meanwhile, Pexa Group (ASX:PXA) experienced a sharp share price rise following a major partnership win in the UK market, marking a key step in its international expansion strategy.

Frequently Asked Questions

  • Why is short interest increasing in lithium and uranium stocks?
    Many lithium and uranium companies are being used as proxies for price volatility in those commodities, attracting renewed short activity.
  • What triggered the rise in short positions for Boss Energy (ASX:BOE)?
    Technical complexities at the Honeymoon Project raised questions about future costs and development plans.
  • Which biotech stock saw the most short covering last week?
    Imugene (ASX:IMU) experienced the largest decline in short interest, following a significant drop in share price earlier this year.

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