AII · American Integrity Insurance Group, Inc.

Represents shares of restricted stock of American Integrity Insurance Group, Inc. granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan as director compensation.

Represents shares of restricted stock of American Integrity Insurance Group, Inc. granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan as director compensation.

Represents shares of restricted stock of American Integrity Insurance Group, Inc. granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan as director compensation.

The price reported is a weighted average price. These shares of Common Stock were purchased in multiple transactions at prices ranging from $16.70 to $17.00, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the SEC, upon request, full information regarding the number of shares purchased in the transactions at each separate price within the range set forth in this footnote.

Consists of shares of Common Stock, directly held by Sowell Investments Holding Co., LLC, of which James E. Sowell is the sole manager. This statement is jointly filed by and on behalf of each of Mr. Sowell and Sowell Investments Holding Co., LLC. Mr. Sowell directly (whether through ownership or position) or indirectly may be deemed for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or otherwise to beneficially own any securities owned by Sowell Investments Holding Co., LLC. The reporting persons each disclaim beneficial ownership of the securities covered by this statement, except to the extent of the pecuniary interest of such reporting person in such securities.

(Continued from footnote 2) Each reporting person states that neither the filing of this statement nor anything herein shall be deemed an admission that such reporting person is, for purposes of Section 16 of the Exchange Act or otherwise, the beneficial owner of any securities covered by this statement.

The reporting persons may be deemed to be a member of a group with respect to the Issuer or securities of the Issuer for purposes of Section 13(d) or 13(g) of the Exchange Act. The reporting persons declare that neither the filing of this statement nor anything herein shall be construed as an admission that such persons are, for the purposes of Section 13(d) or 13(g) of the Exchange Act or any other purpose, a member of a group with respect to the Issuer or securities of the Issuer.

The price reported is a weighted average price. These shares of Common Stock were purchased in multiple transactions at prices ranging from $16.76 to $16.98, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the SEC, upon request, full information regarding the number of shares purchased in the transactions at each separate price within the range set forth in this footnote.

Consists of shares of Common Stock, directly held by Sowell Investments Holding Co., LLC, of which James E. Sowell is the sole manager. This statement is jointly filed by and on behalf of each of Mr. Sowell and Sowell Investments Holding Co., LLC. Mr. Sowell directly (whether through ownership or position) or indirectly may be deemed for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or otherwise to beneficially own any securities owned by Sowell Investments Holding Co., LLC. The reporting persons each disclaim beneficial ownership of the securities covered by this statement, except to the extent of the pecuniary interest of such reporting person in such securities.

(Continued from footnote 2) Each reporting person states that neither the filing of this statement nor anything herein shall be deemed an admission that such reporting person is, for purposes of Section 16 of the Exchange Act or otherwise, the beneficial owner of any securities covered by this statement.

The reporting persons may be deemed to be a member of a group with respect to the Issuer or securities of the Issuer for purposes of Section 13(d) or 13(g) of the Exchange Act. The reporting persons declare that neither the filing of this statement nor anything herein shall be construed as an admission that such persons are, for the purposes of Section 13(d) or 13(g) of the Exchange Act or any other purpose, a member of a group with respect to the Issuer or securities of the Issuer.

The price reported is a weighted average price. These shares of common stock, par value $0.001 (the "Common Stock"), of American Integrity Insurance Group, Inc. (the "Issuer") were purchased in multiple transactions at prices ranging from $16.71 to $17.00, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares purchased in the transactions at each separate price within the range set forth in this footnote.

Consists of shares of Common Stock, directly held by Sowell Investments Holding Co., LLC, of which James E. Sowell is the sole manager. This statement is jointly filed by and on behalf of each of Mr. Sowell and Sowell Investments Holding Co., LLC. Mr. Sowell directly (whether through ownership or position) or indirectly may be deemed for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or otherwise to beneficially own any securities owned by Sowell Investments Holding Co., LLC. The reporting persons each disclaim beneficial ownership of the securities covered by this statement, except to the extent of the pecuniary interest of such reporting person in such securities.

(Continued from footnote 2) Each reporting person states that neither the filing of this statement nor anything herein shall be deemed an admission that such reporting person is, for purposes of Section 16 of the Exchange Act or otherwise, the beneficial owner of any securities covered by this statement.

The reporting persons may be deemed to be a member of a group with respect to the Issuer or securities of the Issuer for purposes of Section 13(d) or 13(g) of the Exchange Act. The reporting persons declare that neither the filing of this statement nor anything herein shall be construed as an admission that such persons are, for the purposes of Section 13(d) or 13(g) of the Exchange Act or any other purpose, a member of a group with respect to the Issuer or securities of the Issuer.

The price reported is a weighted average price. These shares of common stock, par value $0.001 (the "Common Stock"), of American Integrity Insurance Group, Inc. (the "Issuer") were purchased in multiple transactions at prices ranging from $17.10 to $17.20, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased in the transactions at each separate price within the range set forth in this footnote.

Represents shares of common stock, par value $0.001, of American Integrity Insurance Group, Inc. (the "Issuer") withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock units. No shares were sold in this transaction.

Represents shares of common stock, par value $0.001 (the "Common Stock"), of American Integrity Insurance Group, Inc. (the "Issuer") withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock units. No shares were sold in this transaction.

Represents shares of common stock, par value $0.001, of American Integrity Insurance Group, Inc. (the "Issuer") withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock units. No shares were sold in this transaction.

Represents restricted stock units granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan. The restricted stock units will vest in three equal annual installments on each of April 6, 2027, 2028 and 2029.

Represents shares of restricted stock of American Integrity Insurance Group, Inc. granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan as director compensation.

Represents shares of restricted stock of American Integrity Insurance Group, Inc. granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan as director compensation.

Represents shares of restricted stock of American Integrity Insurance Group, Inc. granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan as director compensation.

Represents restricted stock units granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan. The restricted stock units will vest in three equal annual installments on each of March 2, 2027, 2028 and 2029.

Consists of 18,826 unvested restricted stock units.

Represents restricted stock units granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan. The restricted stock units will vest in three equal annual installments on each of March 2, 2027, 2028 and 2029.

Includes 23,533 unvested restricted stock units.

Represents restricted stock units granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan. The restricted stock units will vest in three equal annual installments on each of March 2, 2027, 2028 and 2029.

Includes 41,972 unvested restricted stock units.

Represents restricted stock units granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan. The restricted stock units will vest in three equal annual installments on each of March 2, 2027, 2028 and 2029.

Includes 6,682 unvested restricted stock units.

Represents shares of restricted stock of American Integrity Insurance Group, Inc. (the "Issuer") granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan as director compensation. Such shares are subject to the 90-day lock-up provided for in the lock-up agreement with the several underwriters entered into by the reporting person in connection with a recent public offering of securities of the Issuer.

Represents shares of restricted stock of American Integrity Insurance Group, Inc. (the "Issuer") granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan as director compensation. Such shares are subject to the 90-day lock-up provided for in the lock-up agreement with the several underwriters entered into by the reporting person in connection with a recent public offering of securities of the Issuer.

Represents shares of restricted stock of American Integrity Insurance Group, Inc. (the "Issuer") granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan as director compensation. Such shares are subject to the 90-day lock-up provided for in the lock-up agreement with the several underwriters entered into by the reporting person in connection with a recent public offering of securities of the Issuer.

Pursuant to an exercise of the underwriters' option to purchase additional shares of common stock, par value $0.001 per share (the "Common Stock"), of American Integrity Insurance Group, Inc., the shares of Common Stock were sold in connection with an underwritten public offering of shares of Common Stock at a net price per share of $19.00, after underwriting discounts and commissions.

Includes 22,266 unvested restricted stock units.

Pursuant to an exercise of the underwriters' option to purchase additional shares of common stock, par value $0.001 per share (the "Common Stock"), of American Integrity Insurance Group, Inc. (the "Issuer"), the shares of Common Stock were sold in connection with an underwritten public offering of shares of Common Stock at a net price per share of $19.00, after underwriting discounts and commissions.

Consists of shares of Common Stock, directly held by Sowell Investments Holding Co., LLC, of which James E. Sowell is the sole manager. This statement is jointly filed by and on behalf of each of Mr. Sowell and Sowell Investments Holding Co., LLC. Mr. Sowell directly (whether through ownership or position) or indirectly may be deemed for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or otherwise to beneficially own any securities owned by Sowell Investments Holding Co., LLC. The reporting persons each disclaim beneficial ownership of the securities covered by this statement, except to the extent of the pecuniary interest of such reporting person in such securities.

(Continued from footnote 2) Each reporting person states that neither the filing of this statement nor anything herein shall be deemed an admission that such reporting person is, for purposes of Section 16 of the Exchange Act or otherwise, the beneficial owner of any securities covered by this statement.

The reporting persons may be deemed to be a member of a group with respect to the Issuer or securities of the Issuer for purposes of Section 13(d) or 13(g) of the Exchange Act. The reporting persons declare that neither the filing of this statement nor anything herein shall be construed as an admission that such persons are, for the purposes of Section 13(d) or 13(g) of the Exchange Act or any other purpose, a member of a group with respect to the Issuer or securities of the Issuer.

Represents restricted stock units granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan. The restricted stock units will vest in three equal annual installments on each of May 7, 2026, 2027 and 2028.

Includes 22,266 unvested restricted stock units.

Represents restricted stock units granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan. The restricted stock units will vest in three equal annual installments on each of May 7, 2026, 2027 and 2028.

Includes 11,719 unvested restricted stock units.

Represents restricted stock units granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan. The restricted stock units will vest in three equal annual installments on each of May 7, 2026, 2027 and 2028.

Represents restricted stock units granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan. The restricted stock units will vest in three equal annual installments on each of May 7, 2026, 2027 and 2028.

Includes 3,516 unvested restricted stock units.

The shares were sold in connection with an underwritten public offering of shares of common stock, par value $0.001 per share, of American Integrity Insurance Group, Inc. at a net price per share of $19.00, after underwriting discounts and commissions.

The shares were sold in connection with an underwritten public offering of shares of common stock, par value $0.001 per share (the "Common Stock"), of American Integrity Insurance Group, Inc. (the "Issuer") at a net price per share of $19.00, after underwriting discounts and commissions.

Consists of shares of Common Stock, directly held by Sowell Investments Holding Co., LLC, of which James E. Sowell is the sole manager. This statement is jointly filed by and on behalf of each of Mr. Sowell and Sowell Investments Holding Co., LLC. Mr. Sowell directly (whether through ownership or position) or indirectly may be deemed for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or otherwise to beneficially own any securities owned by Sowell Investments Holding Co., LLC. The reporting persons each disclaim beneficial ownership of the securities covered by this statement,

(Continued from footnote 2) except to the extent of the pecuniary interest of such reporting person in such securities. Each reporting person states that neither the filing of this statement nor anything herein shall be deemed an admission that such reporting person is, for purposes of Section 16 of the Exchange Act or otherwise, the beneficial owner of any securities covered by this statement.

The reporting persons may be deemed to be a member of a group with respect to the Issuer or securities of the Issuer for purposes of Section 13(d) or 13(g) of the Exchange Act. The reporting persons declare that neither the filing of this statement nor anything herein shall be construed as an admission that such persons are, for the purposes of Section 13(d) or 13(g) of the Exchange Act or any other purpose, a member of a group with respect to the Issuer or securities of the Issuer.

The shares were sold in connection with an underwritten public offering of shares of common stock, par value $0.001 per share, of American Integrity Insurance Group, Inc. at a net price per share of $19.00, after underwriting discounts and commissions.

Represents shares of restricted stock of American Integrity Insurance Group, Inc. (the "Issuer") granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan as director compensation. Such shares are subject to the 180-day lock-up provided for in the lock-up agreement with the several underwriters entered into by the reporting person in connection with the Issuer's initial public offering.

Represents shares of restricted stock of American Integrity Insurance Group, Inc. (the "Issuer") granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan as director compensation. Such shares are subject to the 180-day lock-up provided for in the lock-up agreement with the several underwriters entered into by the reporting person in connection with the Issuer's initial public offering.

Represents shares of restricted stock of American Integrity Insurance Group, Inc. (the "Issuer") granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan as director compensation. Such shares are subject to the 180-day lock-up provided for in the lock-up agreement with the several underwriters entered into by the reporting person in connection with the Issuer's initial public offering.

Represents shares of restricted stock of American Integrity Insurance Group, Inc. (the "Issuer") granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan as director compensation. Such shares are subject to the 180-day lock-up provided for in the lock-up agreement with the several underwriters entered into by the reporting person in connection with the Issuer's initial public offering.

Represents shares of restricted stock of American Integrity Insurance Group, Inc. (the "Issuer") granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan as director compensation. Such shares are subject to the 180-day lock-up provided for in the lock-up agreement with the several underwriters entered into by the reporting person in connection with the Issuer's initial public offering.

Represents shares of restricted stock of American Integrity Insurance Group, Inc. (the "Issuer") granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan as director compensation. Such shares are subject to the 180-day lock-up provided for in the lock-up agreement with the several underwriters entered into by the reporting person in connection with the Issuer's initial public offering.

On May 13, 2025, the underwriters of the initial public offering of American Integrity Insurance Group, Inc. exercised in full the over-allotment option. This amount represents the initial public offering price to the public of $16.00 per share.

On May 13, 2025, the underwriters of the initial public offering of American Integrity Insurance Group, Inc. (the "Issuer") exercised in full the over-allotment option. This amount represents the initial public offering price to the public of $16.00 per share.

Consists of shares of common stock, par value $0.001 per share, of the Issuer, directly held by Sowell Investments Holding Co., LLC, of which James E. Sowell is the sole manager. This statement is jointly filed by and on behalf of each of Mr. Sowell and Sowell Investments Holding Co., LLC. Mr. Sowell directly (whether through ownership or position) or indirectly may be deemed for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or otherwise to beneficially own any securities owned by Sowell Investments Holding Co., LLC. The reporting persons each disclaim beneficial ownership of the securities covered by this statement, except to the extent of the pecuniary interest of such reporting person in such securities.

(Continued from footnote 2) Each reporting person states that neither the filing of this statement nor anything herein shall be deemed an admission that such reporting person is, for purposes of Section 16 of the Exchange Act or otherwise, the beneficial owner of any securities covered by this statement.

The reporting persons may be deemed to be a member of a group with respect to the Issuer or securities of the Issuer for purposes of Section 13(d) or 13(g) of the Exchange Act. The reporting persons declare that neither the filing of this statement nor anything herein shall be construed as an admission that such persons are, for the purposes of Section 13(d) or 13(g) of the Exchange Act or any other purpose, a member of a group with respect to the Issuer or securities of the Issuer.

Represents the initial public offering price to the public of $16.00 per share.

Represents shares of common stock of the Issuer withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of the shares of restricted stock described in footnote (1) above. No shares were sold in this transaction.

Represents the initial public offering price to the public of $16.00 per share.

Represents shares of restricted stock, immediately vesting, of American Integrity Insurance Group, Inc. (the "Issuer") granted to the reporting person pursuant to the Restricted Stock Grant in connection with the Issuer's initial public offering.

Represents shares of common stock of the Issuer withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of the shares of restricted stock described in footnote (1) above. No shares were sold in this transaction.

Represents the initial public offering price to the public of $16.00 per share.