13D Filing: GAMCO Investors and Materion Corp (MTRN)

                                               SCHEDULE II

                            INFORMATION WITH RESPECT TO

                 TRANSACTIONS EFFECTED DURING THE PAST SIXTY DAYS OR

                 SINCE THE MOST RECENT FILING ON SCHEDULE 13D (1)

                                   SHARES PURCHASED        AVERAGE

                        DATE            SOLD(-)             PRICE(2)

 COMMON STOCK-MATERION CORPORATION

          GAMCO ASSET MANAGEMENT INC.

                       8/16/17            1,700-           38.3248

                       7/20/17            2,000-           37.5179

                       7/10/17            1,000-           37.1800

                       7/05/17              300-           37.6000

                       6/21/17              400-           37.1625

           GABELLI FUNDS, LLC.

               GABELLI EQUITY TRUST

                       8/16/17              500-           38.4000

(1) UNLESS OTHERWISE INDICATED, ALL TRANSACTIONS WERE EFFECTED

    ON THE NYSE.

(2) PRICE EXCLUDES COMMISSION.