The negative outlook on Fortum chiefly reflects our view that, following its acquisition of a stake of 47.35% in Uniper for around €3.8 billion, the possible remedies to strengthen the balance sheet remain untested and the time to implement them might extend beyond our forecast horizon through 2020, resulting in credit metrics we deem not commensurate for the current rating. All things remaining equal, our forecasts indicate that Fortum's credit metrics will be below our medium- to longer-term expectations for the 'BBB' rating, including adjusted funds from operations (FFO) to debt well below 25% over 2018-2019. This also means that Fortum has practically no headroom for any financial underperformance against our forecasts. The negative outlook also reflects the uncertainty regarding