Rio Tinto shares (ASX: RIO) showed some intraday strength today, recovering from an early gap lower to close just below the flat line, holding a key technical level in the process.
The Rio Tinto share price rounded out the session down 0.69% at A$166.46, not a major move in itself, but with plenty going on beneath the headline number. The stock opened sharply lower at A$164.30, falling below the 200-day moving average of A$166.29 at the bell, a level that has repeatedly attracted buying interest over recent months. From that intraday low, the stock staged a recovery of 1.31%, clawing back above the 200-day SMA into the close.

200 day SMA identified by the green line on chart. Red= 50 day SMA, Blue= 30 day
You can see the stock reacting to the 200 day moving average a few times through August, and trading around the level for much of the past ten trading sessions since falling below the 50 day. The ability to reclaim that technical threshold, even as the broader session ended in negative territory, is a sign that buyers remain focused at this level, with technical traders looking for direction between two key levels.
Metals Trading News
The latest news on the day was confirmation that Rio Tinto is building out a physical metal trading and derivatives operation that will extend beyond the company’s own mine output, a meaningful departure from its long-standing model of marketing only what it produces.
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The initiative will see Rio Tinto engage in the buying and selling of metals produced by third parties, with an initial focus on two specific areas of opportunity. The first is alumina, where the company aims to capitalise on regional supply and demand imbalances across global markets. The second is North American copper, where spare smelting capacity at the Kennecott operation in Utah positions Rio Tinto to facilitate physical trade in copper cathode and sulfuric acid.
Critically, the company has drawn a clear line around the use of derivatives. These instruments will be deployed strictly to hedge physical inventory and commercial exposures, not to take directional bets on commodity prices. That distinction is an important one, as it points to the company seeking commercial optimisation rather than speculative gain, a posture designed to limit the kind of trading losses that have periodically damaged the reputations of commodity producers that overreached into financial markets.
The trading unit currently operates with a team of approximately 20 professionals, with a modest number of additional hires planned. Rio Tinto has been explicit that it does not intend to transform itself into a standalone commodity trading house in the mould of Glencore or Trafigura, and the financial contribution of the desk will not be disclosed separately in reporting.
Strategic Shifts
The trading expansion sits within a wider transformation program that Trott has been rolling out since taking the helm as CEO. Rio Tinto has restructured its operating model around three core product groups; Iron Ore, Copper, and Aluminium and Lithium, under a framework aimed at making the business stronger, sharper, and simpler. The emphasis throughout has been on extracting more value from assets already on the balance sheet, rather than pursuing growth through capital-intensive acquisitions.
Utilising spare smelting capacity at Kennecott to support third-party copper trade is a direct expression of that philosophy: converting underutilised infrastructure into a revenue-generating commercial asset without committing significant new capital.
What Next For RIO
From a technical perspective, the 200-day SMA at A$166.29 remains the pivotal reference point as bulls and bears battle for direction. The stock’s ability to close above this level after breaching it intraday reinforces its significance as a support floor, and a sustained close below it would likely shift the technical picture to the downside. For bulls to take the fore, a decisive move above the 50 day average would be needed to signal a more constructive trend resumption.
There will also be those on the lookout for a moving average cross in the sessions ahead if the trajectories of each continue. If the 50 day continues to shift lower, whilst the 200 day trends upwards, there could be a ‘death cross‘ on the cards.