Updated Sep 10, 2026 – 5.05am, first published at 3.00amGo to latestPinned post – 3.00AMBefore the Bell: ASX to fall, oil surgesTimothy MooreAustralian shares are set to open sharply lower as oil retopped $US100 a barrel – briefly above $US101 – as the prospect of a near-term peaceful resolution to the war between the US and Iran further faded.In addition, US Treasury Secretary Scott Bessent’s plan to triple the potential buyback of long-term government debt failed to meet expectations, and global bond yields pressed higher.The Treasury Department said it will buy up to $US6 billion of outstanding securities set to mature in the 10- to 20-year sector from an initial $US2 billion cap. Some market watchers hoped for a $US10 billion target.ASX 200 futures were down 83 points or 0.9 per cent to 8821 near 4am AEST. At 2pm in New York, the S&P 500 was 0.4 per cent lower with industrials leading losses in 10 of 11 industry sectors. Energy advanced with oil, which briefly topped $US101 a barrel.The yield on the US 10-year note reached 4.85 per cent before paring its earlier move. The UK equivalent rose 9 basis points to 5.26 per cent. French and Italian 10-year yields each were 11 basis points higher. Germany’s rose 8 basis points.