GVA

The number of securities reported represents an aggregate number of shares purchased in multiple open market transactions over a range of sales prices from $143.27 to $143.71. The Reporting Person undertakes to provide the staff of the SEC, the Issuer, or a stockholder of the Issuer, upon request, the number of shares sold at each separate price within the range.

The number of securities reported represents an aggregate number of shares purchased in multiple open market transactions over a range of sales prices from $141.71 to $141.92. The Reporting Person undertakes to provide the staff of the SEC, the Issuer, or a stockholder of the Issuer, upon request, the number of shares sold at each separate price within the range.

Restricted stock units granted pursuant to the Granite Construction Incorporated 2024 Equity Incentive Plan. Restricted stock units vest on May 20, 2027.

Total adjusted to include dividend equivalents (DEUs: 1 - 10/15/25; 1 - 01/15/26; 1 - 04/15/26) credited to the Reporting Person under the dividend reinvestment feature of the Granite Construction Incorporated equity plans since the Reporting Person's last report.

Restricted stock units granted pursuant to the Granite Construction Incorporated 2024 Equity Incentive Plan. Restricted stock units vest on May 20, 2027.

Total adjusted to include dividend equivalents (DEUs: 1 - 10/15/25; 1 - 01/15/26; 1 - 04/15/26) credited to the Reporting Person under the dividend reinvestment feature of the Granite Construction Incorporated equity plans since the Reporting Person's last report.

Restricted stock units granted pursuant to the Granite Construction Incorporated 2024 Equity Incentive Plan. Restricted stock units vest on May 20, 2027.

Total adjusted to include dividend equivalents (DEUs: 9 - 10/15/25; 9 - 01/15/26; 8 - 04/15/26) credited to the Reporting Person under the dividend reinvestment feature of the Granite Construction Incorporated equity plans since the Reporting Person's last report.

Total adjusted to include dividend equivalents (DEUs: 3 - 4/15/26) credited to the Reporting Person under the dividend reinvestment feature of the Granite Construction Incorporated equity plans since the Reporting Person's last report.

Restricted stock units granted pursuant to the Granite Construction Incorporated 2024 Equity Incentive Plan. Restricted stock units vest on May 20, 2027.

Total adjusted to include dividend equivalents (DEUs: 1 - 01/15/26; 1 - 04/15/26) credited to the Reporting Person under the dividend reinvestment feature of the Granite Construction Incorporated equity plans since the Reporting Person's last report.

Restricted stock units granted pursuant to the Granite Construction Incorporated 2024 Equity Incentive Plan. Restricted stock units vest on May 20, 2027.

Total adjusted to include dividend equivalents (DEUs: 12 - 10/15/25; 11 - 01/15/26; 11 - 04/15/26) credited to the Reporting Person under the dividend reinvestment feature of the Granite Construction Incorporated equity plans since the Reporting Person's last report.

Restricted stock units granted pursuant to the Granite Construction Incorporated 2024 Equity Incentive Plan. Restricted stock units vest on May 20, 2027.

Total adjusted to include dividend equivalents (DEUs: 36 - 10/15/25; 34 - 01/15/26; 33 - 04/15/26) credited to the Reporting Person under the dividend reinvestment feature of the Granite Construction Incorporated equity plans since the Reporting Person's last report.

Restricted stock units granted pursuant to the Granite Construction Incorporated 2024 Equity Incentive Plan. Restricted stock units vest on May 20, 2027.

Total adjusted to include dividend equivalents (DEUs: 1 - 10/15/25; 1 - 01/15/26; 1 - 04/15/26) credited to the Reporting Person under the dividend reinvestment feature of the Granite Construction Incorporated equity plans since the Reporting Person's last report.

Restricted stock units granted pursuant to the Granite Construction Incorporated 2024 Equity Incentive Plan. Restricted stock units vest on May 20, 2027.

Total adjusted to include dividend equivalents (DEUs: 5 - 10/15/25; 4 - 01/15/26; 4 - 04/15/26) credited to the Reporting Person under the dividend reinvestment feature of the Granite Construction Incorporated equity plans since the Reporting Person's last report.

The reported sale of 38,675 shares occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 3, 2025.

The price reported represents the weighted average price. These shares were sold in multiple transactions at prices ranging from $116.05 to $116.99, inclusive. The Reporting Person undertakes to provide the staff of the SEC, the Issuer, or a stockholder of the Issuer, upon request, the number of shares sold at each separate price within the range.

The reported sale of 38,675 shares occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 3, 2025.

The reported sale of 38,675 shares occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 3, 2025.

The price reported represents the weighted average price. These shares were sold in multiple transactions at prices ranging from $117.00 to $117.88, inclusive. The Reporting Person undertakes to provide the staff of the SEC, the Issuer, or a stockholder of the Issuer, upon request, the number of shares sold at each separate price within the range.

The reported sale of 38,675 shares occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 3, 2025.

The price reported represents the weighted average price. These shares were sold in multiple transactions at prices ranging from $115.01 to $115.956, inclusive. The Reporting Person undertakes to provide the staff of the SEC, the Issuer, or a stockholder of the Issuer, upon request, the number of shares sold at each separate price within the range.

The reported sale of 2,025 shares occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 4, 2025.

The reported sale of 38,675 shares occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 3, 2025.

The price reported represents the weighted average price. These shares were sold in multiple transactions at prices ranging from $117.60 to $117.98, inclusive. The Reporting Person undertakes to provide the staff of the SEC, the Issuer, or a stockholder of the Issuer, upon request, the number of shares sold at each separate price within the range.

The reported sale of 4,050 shares occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 4, 2025.

The reported sale of 38,675 shares occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 3, 2025.

The price reported represents the weighted average price. These shares were sold in multiple transactions at prices ranging from $119.05 to $119.49, inclusive. The Reporting Person undertakes to provide the staff of the SEC, the Issuer, or a stockholder of the Issuer, upon request, the number of shares sold at each separate price within the range.

The reported sale of 3,501 shares occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2025.

The reported sale of 38,675 shares occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 3, 2025.

The price reported represents the weighted average price. These shares were sold in multiple transactions at prices ranging from $118.00 to $118.93, inclusive. The Reporting Person undertakes to provide the staff of the SEC, the Issuer, or a stockholder of the Issuer, upon request, the number of shares sold at each separate price within the range.

Shares surrendered for taxes due to vesting on March 23, 2026.

Shares surrendered for taxes due to vesting on March 23, 2026.

Shares surrendered for taxes due to vesting on March 23, 2026.

Shares surrendered for taxes due to vesting on March 23, 2026.

Shares surrendered for taxes due to vesting on March 23, 2026.

Shares surrendered for taxes due to vesting on March 23, 2026.

Shares surrendered for taxes due to vesting on March 23, 2026.

Shares surrendered for taxes due to vesting on March 23, 2026.

Shares surrendered for taxes due to vesting on March 23, 2026.

Shares surrendered for taxes due to vesting on March 23, 2026.

Shares surrendered for taxes due to vesting on March 23, 2026.

Shares surrendered for taxes due to vesting on March 23, 2026.

The reported sale of 7,314 shares occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 3, 2025.

The reported sale of 1,523 shares occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2025.

Shares surrendered for taxes due to vesting on March 14, 2026 (initial grant date 3/14/23).

Shares surrendered for taxes due to vesting on March 14, 2026 (initial grant date 3/14/25).

Shares surrendered for taxes due to vesting on March 14, 2026 (initial grant date 3/14/25).

Shares surrendered for taxes due to vesting on March 14, 2026 (initial grant date 3/14/25).

Shares surrendered for taxes due to vesting on March 14, 2026 (initial grant date 3/14/24).

Shares surrendered for taxes due to vesting on March 14, 2026 (initial grant date 3/14/23).

Shares surrendered for taxes due to vesting on March 14, 2026 (initial grant date 3/14/23).

Shares surrendered for taxes due to vesting on March 14, 2026 (initial grant date 3/14/25).

Shares surrendered for taxes due to vesting on March 14, 2026 (initial grant date 3/14/24).

Shares surrendered for taxes due to vesting on March 14, 2026 (initial grant date 3/14/24).

Stock units granted pursuant to the Granite Construction Incorporated 2024 Equity Incentive Plan. The stock units vest in three equal annual installments on the first, second and third anniversaries of the grant date.

Total adjusted to include dividend equivalents (DEUs: 16 - 4/15/25; 13 - 7/15/25; 11 - 10/15/25; 10 - 1/15/26) credited to the Reporting Person under the dividend reinvestment feature of the Granite Construction Incorporated's equity plans since the Reporting Person's last report.

Stock units granted pursuant to the Granite Construction Incorporated 2021 Equity Incentive Plan. The stock units vest 100% ten days after the date of grant.

Stock units granted pursuant to the Granite Construction Incorporated 2021 Equity Incentive Plan. The stock units vest 100% ten days after the date of grant.