LMRI · Lumexa Imaging Holdings, Inc.

Represents restricted stock units ("RSUs"), each one of which represents the contingent right to receive one share of the Issuer's common stock. The RSUs will vest on the earlier of the one-year anniversary of the grant date and the next annual meeting of the Issuer's stockholders following the grant date, subject to the Reporting Person's continued service with the Issuer.

Represents restricted stock units ("RSUs"), each one of which represents the contingent right to receive one share of the Issuer's common stock. The RSUs will vest on the earlier of the one-year anniversary of the grant date and the next annual meeting of the Issuer's stockholders following the grant date, subject to the Reporting Person's continued service with the Issuer.

Represents restricted stock units ("RSUs"), each one of which represents the contingent right to receive one share of the Issuer's common stock. The RSUs will vest on the earlier of the one-year anniversary of the grant date and the next annual meeting of the Issuer's stockholders following the grant date, subject to the Reporting Person's continued service with the Issuer.

Represents restricted stock units ("RSUs"), each one of which represents the contingent right to receive one share of the Issuer's common stock. The RSUs will vest on the earlier of the one-year anniversary of the grant date and the next annual meeting of the Issuer's stockholders following the grant date, subject to the Reporting Person's continued service with the Issuer.

Represents restricted stock units ("RSUs"), each one of which represents the contingent right to receive one share of the Issuer's common stock. The RSUs will vest on the earlier of the one-year anniversary of the grant date and the next annual meeting of the Issuer's stockholders following the grant date, subject to the Reporting Person's continued service with the Issuer.

Represents restricted stock units ("RSUs"), each one of which represents the contingent right to receive one share of the Issuer's common stock. The RSUs will vest on the earlier of the one-year anniversary of the grant date and the next annual meeting of the Issuer's stockholders following the grant date, subject to the Reporting Person's continued service with the Issuer.

Represents restricted stock units ("RSUs"), each one of which represents the contingent right to receive one share of the Issuer's common stock. The RSUs will vest on the earlier of the one-year anniversary of the grant date and the next annual meeting of the Issuer's stockholders following the grant date, subject to the Reporting Person's continued service with the Issuer.

The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $7.32 to $7.50, inclusive. The Reporting Person undertakes to provide to the Issuer, any 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 within the range set forth herein.

These shares are directly owned by Cooper Family Trust, a revocable trust of which the Reporting Person and his spouse serve as co-trustees. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein, and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of the reported shares for purposes of Section 16 or for any other purposes.

Represents restricted stock units ("RSUs"), each one of which represents the contingent right to receive one share of the Issuer's common stock. The RSUs will vest annually in three substantially equal installments on each of the first three anniversaries of the grant date, subject to the Reporting Person's continued service with the Issuer.

Represents restricted stock units ("RSUs"), each one of which represents the contingent right to receive one share of Common Stock. The RSUs will vest in full on December 12, 2026, subject to the Reporting Person's continued service with the Issuer.

Represents restricted stock units ("RSUs"), each one of which represents the contingent right to receive one share of the Issuer's common stock ("Common Stock"). The RSUs will vest annually in three substantially equal installments on each of the first three anniversaries of the grant date, subject to the Reporting Person's continued service with the Issuer.

Represents incentive units ("Incentive Units") of Lumexa Imaging Equity Holdco, LLC ("Holdings LLC") held by the Reporting Person. At the closing of the Issuer's initial public offering ("IPO"), these Incentive Units were converted into shares of the Issuer's common stock ("Common Stock") based on the intrinsic value of the awards at the time of the Issuer's IPO, as determined by the board of managers of Holdings LLC, with any shares of Common Stock issued in replacement of unvested Incentive Units to be delivered as restricted stock awards, which remain subject to time-based and performance-based vesting conditions, as applicable. [continues in footnote 2]

[continued from footnote 1] The time-based vesting schedule applicable to the replacement restricted stock awards replicates the original time-based vesting schedule applicable to the time-based Incentive Units prior to the closing of the Issuer's IPO, while the performance-based vesting conditions are tied to stock price triggers intended to replicate the performance-based vesting conditions applicable to the performance-based Incentive Units prior to the closing of the Issuer's IPO.

Includes 11,876 shares of Common Stock that will vest upon the attainment of a prescribed stock price target of $24.97 per share, which target is measured based on the volume weighted average closing price per share of Common Stock over any consecutive sixty (60) trading day period, with the measurement period commencing on the first business day immediately following the expiration of the 180-day lock-up period, subject to the Reporting Person's continued service with the Issuer.

Represents restricted stock units ("RSUs"), each one of which represents the contingent right to receive one share of the Issuer's common stock. 13,513 RSUs vested on the grant date, and the remaining RSUs will vest annually in three substantially equal installments on each of the first three anniversaries of the grant date, subject to the Reporting Person's continued service with the Issuer.

Represents RSUs, each one of which represents the contingent right to receive one share of Common Stock. The RSUs will vest in three substantially equal installments upon the attainment of three prescribed stock price targets of $27.00, $36.00 and $45.00 per share, which targets are measured based on the volume weighted average closing price per share of Common Stock over any consecutive sixty (60) trading day period, with the measurement period commencing on the first business day immediately following the expiration of the 180-day lock-up period and continuing until the three-year anniversary of the grant date (the "First Vesting Date"), subject to the Reporting Person's continued service with the Issuer through the First Vesting Date. [continues in footnote 3]

[continued from footnote 2] If any of the stock price targets have not been achieved as of the First Vesting Date, then the remaining unvested RSUs shall remain outstanding and eligible to vest through the four-year anniversary of the grant date (the "Second Vesting Date"), with the measurement period extended to the Second Vesting Date.

Represents restricted stock units ("RSUs"), each one of which represents the contingent right to receive one share of the Issuer's common stock ("Common Stock"). The RSUs will vest annually in three substantially equal installments on each of the first three anniversaries of the grant date, subject to the Reporting Person's continued service with the Issuer.

Represents restricted stock units ("RSUs"), each one of which represents the contingent right to receive one share of the Issuer's common stock. The RSUs will vest annually in three substantially equal installments on each of the first three anniversaries of the grant date, subject to the Reporting Person's continued service with the Issuer.

Represents RSUs, each one of which represents the contingent right to receive one share of Common Stock. The RSUs will vest in three substantially equal installments upon the attainment of three prescribed stock price targets of $27.00, $36.00 and $45.00 per share, which targets are measured based on the volume weighted average closing price per share of Common Stock over any consecutive sixty (60) trading day period, with the measurement period commencing on the first business day immediately following the expiration of the 180-day lock-up period and continuing until the three-year anniversary of the grant date (the "First Vesting Date"), subject to the Reporting Person's continued service with the Issuer through the First Vesting Date. [continues in footnote 3]

[continued from footnote 2] If any of the stock price targets have not been achieved as of the First Vesting Date, then the remaining unvested RSUs shall remain outstanding and eligible to vest through the four-year anniversary of the grant date (the "Second Vesting Date"), with the measurement period extended to the Second Vesting Date.

Represents restricted stock units ("RSUs"), each one of which represents the contingent right to receive one share of the Issuer's common stock ("Common Stock"). The RSUs will vest annually in three substantially equal installments on each of the first three anniversaries of the grant date, subject to the Reporting Person's continued service with the Issuer.

Represents RSUs, each one of which represents the contingent right to receive one share of Common Stock. The RSUs will vest in three substantially equal installments upon the attainment of three prescribed stock price targets of $27.00, $36.00 and $45.00 per share, which targets are measured based on the volume weighted average closing price per share of Common Stock over any consecutive sixty (60) trading day period, with the measurement period commencing on the first business day immediately following the expiration of the 180-day lock-up period and continuing until the three-year anniversary of the grant date (the "First Vesting Date"), subject to the Reporting Person's continued service with the Issuer through the First Vesting Date. [continues in footnote 3]

[continued from footnote 2] If any of the stock price targets have not been achieved as of the First Vesting Date, then the remaining unvested RSUs shall remain outstanding and eligible to vest through the four-year anniversary of the grant date (the "Second Vesting Date"), with the measurement period extended to the Second Vesting Date.

Represents incentive units ("Incentive Units") of Lumexa Imaging Equity Holdco, LLC ("Holdings LLC") held by the Reporting Person. At the closing of the Issuer's initial public offering ("IPO"), these Incentive Units were converted into shares of the Issuer's common stock ("Common Stock") based on the intrinsic value of the awards at the time of the Issuer's IPO, as determined by the board of managers of Holdings LLC, with any shares of Common Stock issued in replacement of unvested Incentive Units to be delivered as restricted stock awards, which remain subject to time-based and performance-based vesting conditions, as applicable. [continues in footnote 2]

[continued from footnote 1] The time-based vesting schedule applicable to the replacement restricted stock awards replicates the original time-based vesting schedule applicable to the time-based Incentive Units prior to the closing of the Issuer's IPO, while the performance-based vesting conditions are tied to stock price triggers intended to replicate the performance-based vesting conditions applicable to the performance-based Incentive Units prior to the closing of the Issuer's IPO.

Includes 11,876 shares of Common Stock that will vest upon the attainment of a prescribed stock price target of $24.97 per share, which target is measured based on the volume weighted average closing price per share of Common Stock over any consecutive sixty (60) trading day period, with the measurement period commencing on the first business day immediately following the expiration of the 180-day lock-up period, subject to the Reporting Person's continued service with the Issuer.

Represents restricted stock units ("RSUs"), each one of which represents the contingent right to receive one share of the Issuer's common stock. The RSUs will vest annually in three substantially equal installments on each of the first three anniversaries of the grant date, subject to the Reporting Person's continued service with the Issuer.