European Union (EU) regulators this week updated their methodology for assessing spot LNG transactions on the continent just weeks before the bloc rolls out a benchmark aimed at improving price transparency.

The EU Agency for the Cooperation of Energy Regulators (ACER) said there were periodically insufficient eligible spot transactions to calculate price assessments for both Northwest and South Europe given how illiquid the market is. ACER on Wednesday shifted to collecting data for the assessment from eligible spot transactions over the previous 10 working days instead of the five-day rolling window it has been using since the assessments were launched in January. 

The agency also started calculating an EU-wide price to complement the Northwest and South Europe...