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-IDEX CORP

                    GAMCO INVESTORS, INC.
                                 3/27/02            6,800-           37.2237
                                 3/26/02            4,000-           37.6413
                                 3/26/02            5,000-           37.7462
                                 3/22/02           21,500-           38.4960
                                 3/21/02           20,000-           38.4454
                                 3/20/02           20,000-           38.1530
                                 3/20/02            2,000-           38.0750
                                 3/15/02            4,125-           36.3564
                                 3/14/02            2,000-           36.8000
                                 3/14/02              187-           36.6400
                                 3/13/02              688-           36.3090
                                 3/12/02           27,000-           35.5006
                                 3/11/02            2,000-           36.1690
                                 3/08/02            3,000-           36.9650
                                 3/07/02            3,500-           36.5671
                                 3/01/02            1,000-           35.9160
                                 2/28/02            3,000-           35.9263
                                 2/28/02            7,000-           35.8473
                                 2/25/02              200-           36.3300
                                 2/25/02            4,200-           36.3329
                                 2/21/02              200-           36.4000
                                 2/20/02              100-           36.0800
                                 2/14/02              200-           36.6500
                                 2/11/02            3,300-           35.2924
                                 2/01/02              500-           34.0160
                     GABELLI FUNDS, LLC.
                         GABELLI SMALL CAP GROWTH FUND
                                 3/20/02            2,000-           38.0510
                                 3/11/02           10,000-           36.5139
                         GABELLI EQUITY TRUST
                                 3/27/02           10,000-           36.9940
                                 3/26/02           12,000-           37.5682
                                 3/21/02           15,000-           38.4080
                                 3/20/02            3,000-           38.0510
                                 3/15/02            6,000-           36.3740
                                 3/14/02            1,000-           36.6500
                         GABELLI CAPITAL ASSET FUND
                                 3/27/02            3,000-           37.2533

          (1) UNLESS OTHERWISE INDICATED, ALL TRANSACTIONS WERE EFFECTED
              ON THE NYSE.

          (2) PRICE EXCLUDES COMMISSION.

          (*) RESULTS IN CHANGE OF DISPOSITIVE POWER AND BENEFICIAL OWNERSHIP.