RPC · Ridgepost Capital, Inc. · Insider Trading

Holders of Class B Common Stock may elect to convert such shares on a one-for-one basis into Class A Common Stock at any time. After a Sunset (as defined below) becomes effective, each share of Class B Common Stock will automatically convert into Class A Common Stock.

Continued from footnote 1: A "Sunset" is triggered by any of the earlier of the following: (i) the Sunset Holders (as defined in the amended and restated certificate of incorporation of the Issuer (the "Charter")) cease to maintain direct or indirect beneficial ownership of 10% of the outstanding shares of Class A Common Stock (determined assuming all outstanding shares of Class B Common Stock have been converted into Class A Common Stock), (ii) the Sunset Holders collectively cease to maintain direct or indirect beneficial ownership of at least 25% of the aggregate voting power of the outstanding shares of Common Stock, and (iii) upon the tenth anniversary of the effective date of the Charter.

On September 3, 2026, The Mel Williams Irrevocable Trust u/a/d August 12, 2015 (the "Williams Trust") converted 4,294,856 shares of Class B Common Stock into an equivalent number of shares of Class A Common Stock.

Represents securities of the Issuer owned directly by the Williams Trust. Alliance Trust Company, as trustee of the Williams Trust, may be deemed to beneficially own the securities of the Issuer owned directly by the Williams Trust. The Reporting Person disclaims beneficial ownership of the securities of the Issuer reported herein, except to the extent of his pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that the Reporting Person is a beneficial owner of the securities of the Issuer reported herein.

Holders of Class B Common Stock may elect to convert such shares on a one-for-one basis into Class A Common Stock at any time. After a Sunset (as defined below) becomes effective, each share of Class B Common Stock will automatically convert into Class A Common Stock.

Continued from footnote 1: A "Sunset" is triggered by any of the earlier of the following: (i) the Sunset Holders (as defined in the amended and restated certificate of incorporation of the Issuer (the "Charter")) cease to maintain direct or indirect beneficial ownership of 10% of the outstanding shares of Class A Common Stock (determined assuming all outstanding shares of Class B Common Stock have been converted into Class A Common Stock), (ii) the Sunset Holders collectively cease to maintain direct or indirect beneficial ownership of at least 25% of the aggregate voting power of the outstanding shares of Common Stock, and (iii) upon the tenth anniversary of the effective date of the Charter.

On September 3, 2026, The Mel Williams Irrevocable Trust u/a/d August 12, 2015 (the "Williams Trust") converted 4,294,856 shares of Class B Common Stock into an equivalent number of shares of Class A Common Stock.

Represents securities of the Issuer owned directly by the Williams Trust. Alliance Trust Company, as trustee of the Williams Trust, may be deemed to beneficially own the securities of the Issuer owned directly by the Williams Trust. The Reporting Person disclaims beneficial ownership of the securities of the Issuer reported herein, except to the extent of his pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that the Reporting Person is a beneficial owner of the securities of the Issuer reported herein.

Holders of Class B Common Stock may elect to convert such shares on a one-for-one basis into Class A Common Stock at any time. After a Sunset (as defined below) becomes effective, each share of Class B Common Stock will automatically convert into Class A Common Stock.

Continued from footnote 1: A "Sunset" is triggered by any of the earlier of the following: (i) the Sunset Holders (as defined in the amended and restated certificate of incorporation of the Issuer (the "Charter")) cease to maintain direct or indirect beneficial ownership of 10% of the outstanding shares of Class A Common Stock (determined assuming all outstanding shares of Class B Common Stock have been converted into Class A Common Stock), (ii) the Sunset Holders collectively cease to maintain direct or indirect beneficial ownership of at least 25% of the aggregate voting power of the outstanding shares of Common Stock, and (iii) upon the tenth anniversary of the effective date of the Charter.

On September 3, 2026, MAW Management Co. (the "Williams Company") converted 104,698 shares of Class B Common Stock into an equivalent number of shares of Class A Common Stock.

Represents securities of the Issuer owned directly by the Williams Company.

Holders of Class B Common Stock may elect to convert such shares on a one-for-one basis into Class A Common Stock at any time. After a Sunset (as defined below) becomes effective, each share of Class B Common Stock will automatically convert into Class A Common Stock.

Continued from footnote 1: A "Sunset" is triggered by any of the earlier of the following: (i) the Sunset Holders (as defined in the amended and restated certificate of incorporation of the Issuer (the "Charter")) cease to maintain direct or indirect beneficial ownership of 10% of the outstanding shares of Class A Common Stock (determined assuming all outstanding shares of Class B Common Stock have been converted into Class A Common Stock), (ii) the Sunset Holders collectively cease to maintain direct or indirect beneficial ownership of at least 25% of the aggregate voting power of the outstanding shares of Common Stock, and (iii) upon the tenth anniversary of the effective date of the Charter.

On September 3, 2026, MAW Management Co. (the "Williams Company") converted 104,698 shares of Class B Common Stock into an equivalent number of shares of Class A Common Stock.

Represents securities of the Issuer owned directly by the Williams Company.

This price reflects the weighted average purchase price for the shares, which were purchased in multiple transactions at prices that ranged from $7.275 to $7.42. Upon request of the SEC staff, the issuer, or a security holder of the issuer, the reporting person will provide information regarding the number of shares acquired at each separate price.

This price reflects the weighted average purchase price for the shares, which were purchased in multiple transactions at prices that ranged from $7.285 to $7.33. Upon request of the SEC staff, the issuer, or a security holder of the issuer, the reporting person will provide information regarding the number of shares acquired at each separate price

These securities are held directly by Charles K. Huebner, the trustee of Charles K. Huebner Trust.

The reported price is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $8.25 to $8.29. The reporting person undertakes to provide to the issuer, any security holder or the staff of the Securities and Exchange Commission, on request, information regarding the number of shares purchased at each separate price within the range provided.

This price reflects the weighted average purchase price for the shares, which were purchased in multiple transactions at prices that ranged from $8.62 to $8.69. Upon request of the SEC staff, the issuer, or a security holder of the issuer, the reporting person will provide information regarding the number of shares acquired at each separate price

These securities are held directly by Charles K. Huebner, the trustee of Charles K. Huebner Trust.

The reported price is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $8.63 to $8.66. The reporting person undertakes to provide to the issuer, any security holder or the staff of the Securities and Exchange Commission, on request, information regarding the number of shares purchased at each separate price within the range provided

Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock upon vesting.

On February 17, 2026, the reporting person was granted RSUs, all of which vest on the first anniversary of the grant date, provided that the reporting person remains in continuous service with the Issuer through such vesting date.

Line item reflects ownership and transactions for, and these securities are held directly by, T. Danis.

25% of the restricted stock units vest on the second, third, fourth and fifth anniversary of the grant date, subject to continuous employment through the applicable vesting date.

Line item reflects ownership and transactions for N. Blatherwick.

25% of the restricted stock units vest on the second, third, fourth and fifth anniversary of the grant date, subject to continuous employment through the applicable vesting date.

Line item reflects ownership and transactions for, and these securities are held directly by, J. Madorsky.

25% of the restricted stock units vest on the second, third, fourth and fifth anniversary of the grant date, subject to continuous employment through the applicable vesting date.

Line item reflects ownership and transaction for D. McCoy.

Restricted stock units vest one year from the grant date, subject to continuous employment through the vesting date.

Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock upon vesting.

On February 17, 2026, the Reporting Person was granted a total of 146,370 RSUs, all of which will vest on the first anniversary of the grant date, provided that the Reporting Person remains in continuous service with the Issuer through such date.

Represents securities of the Issuer owned directly by the Reporting Person.

Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock upon vesting.

On February 17, 2026, the reporting person was granted RSUs, all of which vest on the first anniversary of the grant date, provided that the reporting person remains in continuous service with the Issuer through such vesting date.

Line item reflects ownership and transactions for A. Abell.

Restricted stock units vest one year from the grant date, subject to continuous employment through the vesting date.

Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock upon vesting.

On February 17, 2026, the reporting person was granted RSUs, which vest ratably on the second, third, fourth and fifth anniversaries of the grant date, provided that the reporting person remains in continuous service with the Issuer through each such vesting date.

Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock upon vesting.

On February 17, 2026, the reporting person was granted RSUs, which vest ratably on the first, second, third and fourth anniversaries of the grant date, provided that the reporting person remains in continuous service with the Issuer through each such vesting date.

Line item reflects ownership and transactions for, and these securities are held directly by, C. Huebner

Restricted stock units vest one year from the grant date, subject to continuous employment through the vesting date.

Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock upon vesting.

On February 17, 2026, the reporting person was granted RSUs, all of which vest on the first anniversary of the grant date, provided that the reporting person remains in continuous service with the Issuer through such vesting date.

Line item reflects ownership and transactions for A. Nelson

25% of the restricted stock units vest on the second, third, fourth and fifth anniversary of the grant date, subject to continuous employment through the applicable vesting date.

Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock upon vesting.

On February 17, 2026, the reporting person was granted RSUs, all of which vest on the first anniversary of the grant date, provided that the reporting person remains in continuous service with the Issuer through such vesting date.

Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock upon vesting.

On February 17, 2026, the reporting person was granted RSUs, all of which vest on the first anniversary of the grant date, provided that the reporting person remains in continuous service with the Issuer through such vesting date.

Line item reflects ownership and transactions for, and these securities are held directly by, J. Madorsky.

Restricted stock units vest one year from the grant date, subject to continuous employment through the vesting date.

Line item reflects ownership and transaction for D. McCoy.

25% of the restricted stock units vest on the second, third, fourth and fifth anniversary of the grant date, subject to continuous employment through the applicable vesting date.

Line item reflects ownership and transactions for A. Abell.

25% of the restricted stock units vest on the second, third, fourth and fifth anniversary of the grant date, subject to continuous employment through the applicable vesting date.

Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock upon vesting.

On February 17, 2026, the reporting person was granted RSUs, all of which vest on the first anniversary of the grant date, provided that the reporting person remains in continuous service with the Issuer through such vesting date.

Line item reflects ownership and transactions for A. Nelson

Restricted stock units vest one year from the grant date, subject to continuous employment through the vesting date.

Line item reflects ownership and transactions for, and these securities are held directly by, C. Huebner

25% of the restricted stock units vest on the second, third, fourth and fifth anniversary of the grant date, subject to continuous employment through the applicable vesting date.

Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock upon vesting.

On February 14, 2025, the reporting person was granted RSUs, all of which vested on the first anniversary of the grant date.

Line item reflects ownership and transactions for, and these securities are held directly by, C. Huebner

Line item reflects ownership and transactions for A. Nelson

Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock upon vesting.

Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock upon vesting.

On February 14, 2025, the reporting person was granted RSUs, all of which vested on the first anniversary of the grant date.

Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock upon vesting.

On February 14, 2025, the reporting person was granted RSUs, all of which vested on the first anniversary of the grant date.

Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock upon vesting.

Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock upon vesting.

On February 14, 2025, the Reporting Person was granted a total of 45,599 RSUs, all of which vested on the first anniversary of the grant date.

Represents securities of the Issuer owned directly by the Reporting Person.

Line item reflects ownership and transaction for D. McCoy.

Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock upon vesting.

On February 14, 2025, the reporting person was granted RSUs, all of which vested on the first anniversary of the grant date.