JRVR · James River Group Holdings, Inc. · Insider Trading

Represents the annual grant of restricted share units (payable solely in shares of common stock of the Issuer on the vesting date) under the James River Group Holdings, Inc. 2014 Non-Employee Director Incentive Plan, as amended, which vest on March 4, 2027.

The shares disposed of were withheld by James River Group Holdings, Inc. for payment of the tax liability incident to the vesting of 14,318 restricted share units on August 6, 2026.

The shares disposed of were withheld by James River Group Holdings, Inc. for payment of the tax liability incident to the vesting of 3,111 restricted share units on May 4, 2026.

The shares disposed of were withheld by James River Group Holdings, Inc. for payment of the tax liability incident to the vesting of 43,778 restricted share units on March 5, 2026.

The shares disposed of were withheld by James River Group Holdings, Inc. for payment of the tax liability incident to the vesting of 25,905 restricted share units on March 5, 2026.

The shares disposed of were withheld by James River Group Holdings, Inc. for payment of the tax liability incident to the vesting of 12,228 restricted share units on March 5, 2026.

The shares disposed of were withheld by James River Group Holdings, Inc. for payment of the tax liability incident to the vesting of 11,888 restricted share units on March 5, 2026.

The shares disposed of were withheld by James River Group Holdings, Inc. for payment of the tax liability incident to the vesting of 20,018 restricted share units on March 5, 2026.

Represents the annual grant of restricted share units (payable solely in shares of common stock of the Issuer on the vesting date) under the James River Group Holdings, Inc. 2014 Non-Employee Director Incentive Plan, as amended, which vest on March 4, 2027.

Grant of restricted share units (payable solely in shares of common stock of the Issuer on each vesting date), vesting in three equal annual installments on March 4 of each of the years 2027 through 2029.

Represents the annual grant of restricted share units (payable solely in shares of common stock of the Issuer on the vesting date) under the James River Group Holdings, Inc. 2014 Non-Employee Director Incentive Plan, as amended, which vest on March 4, 2027.

Grant of restricted share units (payable solely in shares of common stock of the Issuer on each vesting date), vesting in three equal annual installments on March 4 of each of the years 2027 through 2029.

Represents the annual grant of restricted share units (payable solely in shares of common stock of the Issuer on the vesting date) under the James River Group Holdings, Inc. 2014 Non-Employee Director Incentive Plan, as amended, which vest on March 4, 2027.

Grant of restricted share units (payable solely in shares of common stock of the Issuer on each vesting date), vesting in three equal annual installments on March 4 of each of the years 2027 through 2029.

Represents the annual grant of restricted share units (payable solely in shares of common stock of the Issuer on the vesting date) under the James River Group Holdings, Inc. 2014 Non-Employee Director Incentive Plan, as amended, which vest on March 4, 2027.

Grant of restricted share units (payable solely in shares of common stock of the Issuer on each vesting date), vesting in three equal annual installments on March 4 of each of the years 2027 through 2029.

Grant of restricted share units (payable solely in shares of common stock of the Issuer on each vesting date), vesting in three equal annual installments on March 4 of each of the years 2027 through 2029.

Grant of restricted share units (payable solely in shares of common stock of the Issuer on each vesting date), vesting in three equal annual installments on March 4 of each of the years 2027 through 2029.

Grant of restricted share units (payable solely in shares of common stock of the Issuer on each vesting date), vesting in three equal annual installments on March 4 of each of the years 2027 through 2029.

Represents the annual grant of restricted share units (payable solely in shares of common stock of the Issuer on the vesting date) under the James River Group Holdings, Inc. 2014 Non-Employee Director Incentive Plan, as amended, which vest on March 4, 2027.

Represents the annual grant of restricted share units (payable solely in shares of common stock of the Issuer on the vesting date) under the James River Group Holdings, Inc. 2014 Non-Employee Director Incentive Plan, as amended, which vest on March 4, 2027.

Shares acquired from the vesting and settlement of performance-based restricted share units granted in fiscal year 2023 pursuant to James River Group Holdings, Inc.'s 2014 Long-Term Incentive Plan, as amended, exempt under Rule 16b-3.

The shares disposed of were withheld by James River Group Holdings, Inc. for the payment of the tax liability incident to the vesting of 6,247 performance-based restricted share units on March 2, 2026.

Shares acquired from the vesting and settlement of performance-based restricted share units granted in fiscal year 2023 pursuant to James River Group Holdings, Inc.'s 2014 Long-Term Incentive Plan, as amended, exempt under Rule 16b-3.

The shares disposed of were withheld by James River Group Holdings, Inc. for the payment of the tax liability incident to the vesting of 8,085 performance-based restricted share units on March 2, 2026.

Shares acquired from the vesting and settlement of performance-based restricted share units granted in fiscal year 2023 pursuant to James River Group Holdings, Inc.'s 2014 Long-Term Incentive Plan, as amended, exempt under Rule 16b-3.

The shares disposed of were withheld by James River Group Holdings, Inc. for the payment of the tax liability incident to the vesting of 13,597 performance-based restricted share units on March 2, 2026.

The shares disposed of were withheld by James River Group Holdings, Inc. for the payment of the tax liability incident to the vesting of 3,122 performance-based restricted share units on March 2, 2026.

Shares acquired from the vesting and settlement of performance-based restricted share units granted in fiscal year 2023 pursuant to James River Group Holdings, Inc.'s 2014 Long-Term Incentive Plan, as amended, exempt under Rule 16b-3.

The shares disposed of were withheld by James River Group Holdings, Inc. for payment of the tax liability incident to the vesting of 1,426 restricted share units on March 1, 2026.

The shares disposed of were withheld by James River Group Holdings, Inc. for payment of the tax liability incident to the vesting of 2,853 restricted share units on March 1, 2026.

The shares disposed of were withheld by James River Group Holdings, Inc. for payment of the tax liability incident to the vesting of 9,728 restricted share units on March 1, 2026.

The shares disposed of were withheld by James River Group Holdings, Inc. for payment of the tax liability incident to the vesting of 4,464 restricted share units on March 1, 2026.

The shares disposed of were withheld by James River Group Holdings, Inc. for payment of the tax liability incident to the vesting of 6,209 restricted share units on March 1, 2026.

The shares disposed of were withheld by James River Group Holdings, Inc. for payment of the tax liability incident to the vesting of 16,439 restricted share units on March 1, 2026.

The shares disposed of were withheld by James River Group Holdings, Inc. for payment of the tax liability incident to the vesting of 3,290 restricted share units on March 1, 2026.

The shares disposed of were withheld by James River Group Holdings, Inc. for payment of the tax liability incident to the vesting of 7,517 restricted share units on March 1, 2026.

The shares disposed of were withheld by James River Group Holdings, Inc. for payment of the tax liability incident to the vesting of 4,592 restricted share units on March 1, 2026.

The shares disposed of were withheld by James River Group Holdings, Inc. for payment of the tax liability incident to the vesting of 3,692 restricted share units on March 1, 2026.

The shares disposed of were withheld by James River Group Holdings, Inc. for payment of the tax liability incident to the vesting of 3,393 restricted share units on November 9, 2025.

Grant of restricted share units (payable solely in common shares of the Issuer on each vesting date), vesting in three equal annual installments on August 6 of each of the years 2026 through 2028.

Represents the annual grant of restricted share units (payable solely in common shares of the Issuer on the vesting date) under the James River Group Holdings, Ltd. 2014 Non-Employee Director Incentive Plan, as amended, which vest on March 5, 2026.

The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $5.82 to $5.92, inclusive. The reporting person undertakes to provide to James River Group Holdings, Ltd. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $5.38 to $5.51, inclusive. The reporting person undertakes to provide to James River Group Holdings, Ltd. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $5.14 to $5.40, inclusive. The reporting person undertakes to provide to James River Group Holdings, Ltd. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.60 to $4.80, inclusive. The reporting person undertakes to provide to James River Group Holdings, Ltd. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

Represents the annual grant of restricted share units (payable solely in common shares of the Issuer on the vesting date) under the James River Group Holdings, Ltd. 2014 Non-Employee Director Incentive Plan, as amended, which vest on March 5, 2026.

Represents the annual grant of restricted share units (payable solely in common shares of the Issuer on the vesting date) under the James River Group Holdings, Ltd. 2014 Non-Employee Director Incentive Plan, as amended, which vest on March 5, 2026.

Grant of restricted share units (payable solely in common shares of the Issuer on each vesting date), vesting in three equal annual installments on March 5 of each of the years 2026 through 2028.

Grant of restricted share units (payable solely in common shares of the Issuer on each vesting date), vesting in three equal annual installments on March 5 of each of the years 2026 through 2028.