Asia’s diesel markets softened, with the backwardation structure easing slightly as well, though spot activity on the trading window still increased pace and cash premiums rebounded.

The east-west price spreads widened back to discounts of $55 per metric ton, with markets still expecting swing suppliers to pivot their cargoes west.

At the market’s close, refining margins gained slightly to $27.8 a barrel.

Deals on the window resurfaced for the first time since November 11.

The 10ppm sulphur gasoil cash differentials rebounded to nearly $2.85 a barrel, reflecting firmer discussion levels.

Jet fuel markets remained robust, with cash premiums at three-year highs and paper markets extending gains from last Friday — with draws from the West buoying overall trading sentiment.

Regrade stayed supported at premiums of 20-30 cents per barrel.