European natural gas prices declined on Monday, when supply concerns were eased by Gazprom PJSC, which did not reduce the supplies it’s shipping through Ukraine after warning of cuts last week.

The January contract fell by 1% after Gazprom said conditions had been met to keep moving gas at current levels into Ukraine, one of the only outlets for Russian exports to Europe that’s still moving supplies. Deliveries were stable at about 1.4 Bcf on Monday.

The company claimed last week that all of the gas transiting Ukraine for Moldova was not being delivered and paid for. Gazprom said Monday those supplies were received and that Moldovagaz SA paid for all the supplies it imported. However, Gazprom again warned that it could reduce or stop supplies at any time for payment...