BUZZ — Australia's Ampol eyes best day in a month, UBS upgrades to buy
* Shares of Australia's Ampol rise 2.4% to A$43.67, set for their best day since September 16 * UBS lifts rating to buy * Says refining margins staying higher for longer will benefit refiners including both Viva Energy and Ampol, but will be particularly beneficial for ALD as its Lytton refinery has completed a major t