AFG · American Financial Group Inc

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $144.00 to $144.775, inclusive. The reporting person undertakes to provide to American Financial Group, Inc., ("AFG"), any security holder of AFG, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4

Indirect #1: CHL III, TTEE (or his Successors) of the Carl H. Lindner III Family Trust DTD 8/29/02 as Amended.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $144.50 to $145.50, inclusive. The reporting person undertakes to provide to American Financial Group, Inc., ("AFG"), any security holder of AFG, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4

Indirect #1: CHL III, TTEE (or his Successors) of the Carl H. Lindner III Family Trust DTD 8/29/02 as Amended.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $138.95 to $139.06, inclusive. The reporting person undertakes to provide to American Financial Group, Inc., ("AFG"), any security holder of AFG, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $135.00 to $135.24, inclusive. The reporting person undertakes to provide to American Financial Group, Inc., ("AFG"), any security holder of AFG, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4

Total shares reported includes dividend shares held as of June 23, 2026.

Held in trusts for the benefit of members of the reporting person's family where reporting person or his spouse serve as trustee.

Represents a grant of restricted stock issued under the Company's Amended and Restated 2015 Stock Incentive Plan.

Represents a grant of restricted stock issued under the Company's Amended and Restated 2015 Stock Incentive Plan.

Represents a grant of restricted stock issued under the Company's Amended and Restated 2015 Stock Incentive Plan.

Represents a grant of restricted stock issued under the Company's Amended and Restated 2015 Stock Incentive Plan.

Represents a grant of restricted stock issued under the Company's Amended and Restated 2015 Stock Incentive Plan.

Represents a grant of restricted stock issued under the Company's Amended and Restated 2015 Stock Incentive Plan.

Represents a grant of restricted stock issued under the Company's Amended and Restated 2015 Stock Incentive Plan.

Represents grant of restricted stock that vests four years from the date of grant.

Represents the grant of restricted stock that vests four years from the date of grant.

Represents grant of restricted stock that vests four years from the date of grant.

Indirect #1: CHL III, TTEE (or his Successors) of the Carl H. Lindner III Family Trust DTD 8/29/02 as Amended.

Represents grant of restricted stock that vests four years from the date of grant.

Total shares reported includes dividend shares held as of December 22, 2025.

Held in trusts for the benefit of members of the reporting person's family where reporting person or his spouse serve as trustee.

Represents grant of restricted stock that vests four years from the date of grant.

Represents grant of restricted stock that vests four years from the date of grant.

Indirect #1: SCL TTEE of the SCL Living Trust DTD 03/30/83.

Represents grant of restricted stock that vests four years from the date of grant.

Held in trusts for which reporting person has voting and dispositive power.

Represents grant of restricted stock that vests four years from the date of grant.

Indirect #1: SCL TTEE of the SCL Living Trust DTD 03/30/83.

Held in trusts for which reporting person has voting and dispositive power.

Indirect #1: CHL III, TTEE (or his Successors) of the Carl H. Lindner III Family Trust DTD 8/29/02 as Amended.

Total shares reported includes dividend shares held as of December 22, 2025.

Held in trusts for the benefit of members of the reporting person's family where reporting person or his spouse serve as trustee.

Held for the benefit of reporting person's children.

Held in trusts for which reporting person has voting and dispositive power.

Indirect #2: JSG Trust U/A 10/3/23

Held in trusts for which reporting person has voting and dispositive power.

Total shares reported includes dividend shares held as of December 22, 2025.

Held in trusts for the benefit of members of the reporting person's family where reporting person or his spouse serve as trustee.

Indirect #1: CHL III, TTEE (or his Successors) of the Carl H. Lindner III Family Trust DTD 8/29/02 as Amended.

Held for the benefit of reporting person's children.

Indirect #1: SCL TTEE of the SCL Living Trust DTD 03/30/83.

Held in trusts for which reporting person has voting and dispositive power.

Indirect #1: CHL III, TTEE (or his Successors) of the Carl H. Lindner III Family Trust DTD 8/29/02 as Amended.

Held for the benefit of reporting person's children.

Held in trusts for which reporting person has voting and dispositive power.

Held in trusts for which reporting person has voting and dispositive power.

Indirect #1: CHL III, TTEE (or his Successors) of the Carl H. Lindner III Family Trust DTD 8/29/02 as Amended.

Indirect #1: SCL TTEE of the SCL Living Trust DTD 03/30/83.