X0306 4 2022-11-29 0000230557 SELECTIVE INSURANCE GROUP INC SIGI 0001072528 BURVILLE JOHN 40 WANTAGE AVENUE BRANCHVILLE NJ 07890 1 Common Stock 2022-11-29 4 S 0 2652.0000 95.5232 D 83648.7320 D Common Stock 2022-11-30 4 S 0 17348.0000 95.5031 D 66300.7320 D Represents the weighted average sale price. The highest price at which shares were sold was $95.6200 and the lowest price at which shares were sold was $95.5000. The reporting person hereby undertakes to provide upon request to the SEC's staff, the issuer or its security holders, full information regarding the number of shares sold at each separate price. Includes 8.3451 dividend equivalent units. Each dividend equivalent unit is the economic equivalent of one share of Selective Insurance Group, Inc. common stock. Represents the weighted average sale price. The highest price at which shares were sold was $95.5500 and the lowest price at which shares were sold was $95.5000. The reporting person hereby undertakes to provide upon request to the SEC's staff, the issuer or its security holders, full information regarding the number of shares sold at each separate price. /s/ John C. Burville 2022-11-30