Key facts: Rio Tinto stock hits all-time high; Monadelphous secures A$250M contract

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2025.12.22 01:03
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Rio Tinto's stock increased by 1.1% on Monday, achieving all-time highs during the session, which contributed to a 1.3% gain in the mining sub-index of Australian shares.1Rio Tinto's performance could be affected by rising iron ore prices, as steelmakers in China anticipate increased restocking ahead of the Lunar New Year holiday.2Monadelphous Group Ltd. has secured a major construction contract with Rio Tinto, valued at approximately A$250 million.3