Chemours is trading 4.22% lower at $12.82 after RBC downgrade. - RBC downgraded it to Sector Perform from Outperform and cut its target to $14 from $22. - RBC cited weak titanium dioxide demand in construction and coatings, possible delays in Thermal & Specialized Solutions projects, and lower EBITDA estimates. - The report linked the premarket decline to the downgrade; U.S. indices were modestly lower. Prior closes were down 1.62% on October 12 and 1.59% on October 9; no volume figure was available in reviewed sources.