| Explanation of Responses: |
| (1) | Shares held jointly with spouse. |
| (2) | Restricted stock grant of 40,000 shares effective February 8, 2018: Restrictions on 10,000 shares have lapsed. Restrictions on the remaining 30,000 shares will lapse in 10,000 amounts on each of February 8, 2020, February 8, 2021, and February 8, 2022. These shares were granted by the Company pursuant to the Company's 2012 Omnibus Incentive Plan and under the terms and conditions of a restricted stock award contract dated February 8, 2018. |
| (3) | Restricted stock grant of 40,000 shares effective January 15, 2019: Restrictions on 10,000 shares have lapsed. Restrictions on the remaining 30,000 shares will lapse in 10,000 amounts on each of January 15, 2021, January 15, 2022, and January 15, 2023. These shares were granted by the Company pursuant to the Company's 2012 Omnibus Incentive Plan and under the terms and conditions of a restricted stock award contract dated January 15, 2019. |
| (4) | Restricted stock grant of 40,000 shares effective January 16, 2020: Restrictions on 10,000 shares will lapse on each of January 16, 2021, January 16, 2022, January 16, 2023, and January 16, 2024. These shares were granted by the Company pursuant to the Company's 2012 Omnibus Incentive Plan and under the terms and conditions of a restricted stock award contract dated January 16, 2020. |
| (5) | Restricted stock grant of 10,000 shares effective 2/26/2021: Restricted shares will vest on October 5, 2022, which is the first anniversary of the date on which the company stock value first equaled or exceeded $105 for 30 consecutive trading days on the applicable exchange. These shares were granted by the company pursuant to the company's 2012 Omnibus Incentive Plan and under the terms and conditions of a restricted stock agreement dated 2/26/2021. |
| (6) | Restricted stock grant of 10,000 shares effective 2/26/2021: Restricted shares will vest, if ever, on the first anniversary of the date on which the company stock value first equals or exceeds $140 for 30 consecutive trading days on the applicable exchange. These shares were granted by the company pursuant to the company's 2012 Omnibus Incentive Plan and under the terms and conditions of a restricted stock agreement dated 2/26/2021. |
| (7) | The options were granted pursuant to the HCI Group, Inc. 2012 Omnibus Incentive Plan. |
| (8) | The options were granted on January 7, 2017 at an exercise price of $40.00 per share, in excess of the $39.71 market value. Commencing on January 7, 2018 and continuing on the same day of each calendar year thereafter through and including January 7, 2021, the amount of 27,500 options will vest and become exercisable on each such annual vesting date. Once vested, the options may be exercised at any time up to and including January 7, 2027. |
| (9) | The options were granted on February 8, 2018 at an exercise price of $40.00 per share, in excess of the $34.92 market value. Commencing on February 8, 2019 and continuing on the same day of each calendar year thereafter through and including February 8, 2022, the amount of 27,500 options will vest and become exercisable on each such annual vesting date. Once vested, the options may be exercised at any time up to and including February 8, 2028. |
| (10) | The options were granted on January 15, 2019 at an exercise price of $53.00 per share, in excess of the $47.94 market value. Commencing on January 15, 2020 and continuing on the same day of each calendar year thereafter through and including January 15, 2023, the amount of 27,500 options will vest and become exercisable on each such annual vesting date. Once vested, the options may be exercised at any time up to and including January 15, 2029. |
| (11) | The options were granted on January 16, 2020 at an exercise price of $48.00 per share, in excess of the $45.97 market value. Commencing on January 16, 2021 and continuing on the same day of each calendar year thereafter through and including January 16, 2024, the amount of 27,500 options will vest and become exercisable on each such annual vesting date. Once vested, the options may be exercised at any time up to and including January 16, 2030. |