Santos revealed Thursday it had received a “highly conditional” and non-binding proposal from Scepter to acquire all of the company's shares for A$6.88 each, a 26.5% increase on Wednesday's closing price of A$5.44 per share.

Santos' board has rejected the offer, with the company labelling it “opportunistic in nature” while adding it did not reflect “the fair underlying asset value of the company”.

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