X0508 4 2025-05-05 0000874766 HARTFORD INSURANCE GROUP, INC. HIG 0001820324 Stepnowski Amy ONE HARTFORD PLAZA HARTFORD CT 06155 1 EVP 1 Common Stock 2025-05-05 4 M 0 28562.0000 51.8700 A 58060.8920 D Common Stock 2025-05-05 4 M 0 20128.0000 69.4100 A 78188.8920 D Common Stock 2025-05-05 4 S 0 738.0000 124.8216 D 77450.8920 D Common Stock 2025-05-05 4 S 0 2087.0000 124.6560 D 75363.8920 D Common Stock 2025-05-05 4 S 0 2205.0000 126.4044 D 73158.8920 D Common Stock 2025-05-05 4 S 0 2806.0000 126.3798 D 70352.8920 D Common Stock 2025-05-05 4 S 0 3427.0000 124.7670 D 66925.8920 D Common Stock 2025-05-05 4 S 0 5223.0000 126.0576 D 61702.8920 D Common Stock 2025-05-05 4 S 0 15235.0000 125.9720 D 46467.8920 D Common Stock 2025-05-05 4 S 0 22930.0000 126.0114 D 23537.8920 D Stock Option 51.8700 2025-05-05 4 M 0 28562.0000 0.0000 D 2031-02-23 Common Stock 28562.0000 0.0000 D Stock Option 69.4100 2025-05-05 4 M 0 20128.0000 0.0000 D 2032-02-23 Common Stock 20128.0000 10065.0000 D Stock Option 78.2800 2033-02-28 Common Stock 26079.0000 26079.0000 D Stock Option 95.7400 2034-02-27 Common Stock 13582.0000 13582.0000 D Stock Option 116.4100 2035-02-25 Common Stock 13836.0000 13836.0000 D The transaction reported on this Form 4 was effected pursuant to a trading plan previously adopted by Ms. Stepnowski on February 4, 2025 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934. Price reflected is the weighted average sale price for shares sold. The range of sales prices for the transactions reported was $124.48 - $125.33 per share. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. Price reflected is the weighted average sale price for shares sold. The range of sales prices for the transactions reported was $124.27 - $125.02 per share. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. Price reflected is the weighted average sale price for shares sold. The range of sales prices for the transactions reported was $126.37 - $126.51 per share. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. Price reflected is the weighted average sale price for shares sold. The range of sales prices for the transactions reported was $126.32 - $126.51 per share. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. Price reflected is the weighted average sale price for shares sold. The range of sales prices for the transactions reported was $124.35 - $125.34 per share. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. Price reflected is the weighted average sale price for shares sold. The range of sales prices for the transactions reported was $125.56 - $126.49 per share. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. Price reflected is the weighted average sale price for shares sold. The range of sales prices for the transactions reported was $125.32 - $126.32 per share. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. Price reflected is the weighted average sale price for shares sold. The range of sales prices for the transactions reported was $125.37 - $126.36 per share. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. The options became fully exercisable on February 23, 2024, the third anniversary of the grant date. The options became fully exercisable on February 23, 2025, the third anniversary of the grant date. One-third of the options became exercisable on February 28, 2024, an additional one-third of the options became exercisable on February 28, 2025 and the remaining one-third of the options will become exercisable on February 28, 2026, the third anniversary of the grant date. One-third of the options became exercisable on February 27, 2025, an additional one-third of the options will become exercisable on February 27, 2026 and the remaining one-third of the options will become exercisable on February 27, 2027, the third anniversary of the grant date. One-third of the options will become exercisable on February 25, 2026, an additional one-third of the options will become exercisable on February 25, 2027 and the remaining one-third of the options will become exercisable on February 25, 2028, the third anniversary of the grant date. Anthony J. Salerno, Jr., Attorney-in-Fact 2025-05-06