INFU · InfuSystem Holdings, Inc

Represents the withholding of the Issuer's common stock for the tax liability associated with the vesting and settlement of the common stock issued on May 18, 2026

Represents the withholding of the Issuer's common stock for the tax liability associated with the vesting and settlement of the common stock issued on May 18, 2026

Restricted stock units convert into common stock on a one-for-one basis.

These restricted stock units cliff vested on May 18, 2026.

Restricted stock units convert into common stock on a one-for-one basis.

These restricted stock units cliff vested on May 18, 2026.

Restricted stock units convert into common stock on a one-for-one basis.

These restricted stock units cliff vested on May 18, 2026.

Represents the withholding of the Issuer's common stock for the tax liability associated with the vesting and settlement of the common stock issued on May 18, 2026

On May 17, 2026, 14,570 performance-based restricted stock units, granted on May 17, 2024, vested

On May 17, 2026, 21,855 performance-based restricted stock units, granted on May 17, 2024, vested

On May 17, 2026, 21,323 performance-based restricted stock units, granted on May 17, 2024, vested

Represents the withholding of the Issuer's common stock for the tax liability associated with the vesting and settlement of the common stock issued on May 17, 2026

Represents the withholding of the Issuer's common stock for the tax liability associated with the vesting and settlement of the common stock issued on May 17, 2026

On May 17, 2026, 12,184 performance-based restricted stock units, granted on May 17, 2024, vested

Represents the withholding of the Issuer's common stock for the tax liability associated with the vesting and settlement of the common stock issued on May 17, 2026

Represents the withholding of the Issuer's common stock for the tax liability associated with the vesting and settlement of the common stock issued on May 17, 2026

Restricted stock units convert into common stock on a one-for-one basis.

These restricted stock units vest in two equal annual installments beginning on May 17, 2027.

Restricted stock units convert into common stock on a one-for-one basis.

These restricted stock units vest in two equal annual installments beginning on May 16, 2027.

Represents the withholding of the Issuer's common stock for the tax liability associated with the vesting and settlement of the common stock issued on May 16, 2026

Represents the withholding of the Issuer's common stock for the tax liability associated with the vesting and settlement of the common stock issued on May 16, 2026

Restricted stock units convert into common stock on a one-for-one basis.

These restricted stock units vested on May 16, 2026.

These restricted stock units vest in two equal annual installments beginning on May 16, 2027.

Restricted stock units convert into common stock on a one-for-one basis.

These restricted stock units vested on May 16, 2026.

These restricted stock units vest in two equal annual installments beginning on May 16, 2027.

Represents the withholding of the Issuer's common stock for the tax liability associated with the vesting and settlement of the common stock issued on May 16, 2026

Represents the withholding of the Issuer's common stock for the tax liability associated with the vesting and settlement of the common stock issued on May 16, 2026

The option, representing the right to purchase 24,890 shares of InfuSystem Holdings, Inc. common stock, vests on May 12, 2027.

The option, representing the right to purchase 24,890 shares of InfuSystem Holdings, Inc. common stock, vests on May 12, 2027.

Restricted stock units convert into common stock on a one-for-one basis.

These restricted stock units vest in three equal annual installments beginning on May 12, 2027.

The option, representing the right to purchase a total of 62,117 shares of InfuSystem Holdings, Inc. common stock, vests in four equal annual installments beginning May 12, 2027.

The option, representing the right to purchase a total of 23,913 shares of InfuSystem Holdings, Inc. common stock, vests in four equal annual installments beginning May 12, 2027.

The option, representing the right to purchase a total of 20,777 shares of InfuSystem Holdings, Inc. common stock, vests in four equal annual installments beginning May 12, 2027.

The option, representing the right to purchase a total of 35,668 shares of InfuSystem Holdings, Inc. common stock, vests in four equal annual installments beginning May 12, 2027.

The option, representing the right to purchase 24,890 shares of InfuSystem Holdings, Inc. common stock, vests on May 12, 2027.

The option, representing the right to purchase 24,890 shares of InfuSystem Holdings, Inc. common stock, vests on May 12, 2027.

Restricted stock units convert into common stock on a one-for-one basis.

These restricted stock units vest in three equal annual installments beginning on May 12, 2027.

The option, representing the right to purchase 24,890 shares of InfuSystem Holdings, Inc. common stock, vests on May 12, 2027.

Restricted stock units convert into common stock on a one-for-one basis.

These restricted stock units vest in three equal annual installments beginning on May 12, 2027.

Restricted stock units convert into common stock on a one-for-one basis.

These restricted stock units vest in three equal annual installments beginning on May 12, 2027.

The option, representing the right to purchase 24,890 shares of InfuSystem Holdings, Inc. common stock, vests on May 12, 2027.

The price reported in Column 4 is a weighted average price. These shares reported herein were purchased in multiple transactions. The reporting person undertakes to provide to the Issuer, and security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

The price reported in Column 4 is a weighted average price. These shares reported herein were purchased in multiple transactions. The reporting person undertakes to provide to the Issuer, and security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

The price reported in Column 4 is a weighted average price. These shares reported herein were purchased in multiple transactions. The reporting person undertakes to provide to the Issuer, and security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

The price reported in Column 4 is a weighted average price. These shares reported herein were purchased in multiple transactions. The reporting person undertakes to provide to the Issuer, and security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

The price reported in Column 4 is a weighted average price. These shares reported herein were purchased in multiple transactions. The reporting person undertakes to provide to the Issuer, and security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

Restricted stock units convert into common stock on a one-for-one basis.

These restricted stock units vest in two equal annual installments beginning on October 9, 2024.