Molding compositions and moldings

An object of the present invention is excellent in weather resistance, the effect is not decreased over time to provide an inhibited moldings coloring. The present invention, polymerization of the monomer (a1) 0.01 to 35 mol% and methyl methacrylate monomer as a main component (a2) 65 to 99.99 mol% of the formula given (1) is a molding composition which comprises a polymer (a) obtained by.