 Moodys Investors Service, Moodys has today affirmed the B2 corporate family rating CFR and the B2-PD probability of default rating PDR of Constellium SE Constellium, a global leader in the designing and manufacturing of innovative and high-value-added aluminum products. Concurrently, Moodys affirmed the B2 instrument ratings on the groups senior unsecured debt instruments. The outlook change to negative was driven by Moodys expectation of a marked slowdown in Constelliums automotive, industrial and aerospace end-markets this year amid a sharp contraction in economic growth due to the still spreading coronavirus. 