RMTI · Rockwell Medical, Inc.

Restricted stock units ("RSUs") vest in three equal installments on the first, second and third anniversaries of July 1, 2026, subject to the Reporting Person's continued service to the Issuer.

Effective at 12:01 AM on July 1, 2026, the Issuer effected a 1-for-10 reverse split of the Issuer's common stock resulting in a reduction in the number of shares held by the Reporting Person. In addition, proportionate adjustments were made to the Issuer's outstanding equity awards. Accordingly, the shares listed under Amount of Securities Beneficially Owned Following Reported Transaction(s) reported in this Form 4 have been adjusted to reflect the 1-for-10 reverse split.

Restricted stock units vest on July 1, 2027, subject to the Reporting Person's continued service to the Issuer through the 2027 Annual Meeting.

Effective at 12:01 AM on July 1, 2026, the Issuer effected a 1-for-10 reverse split of the Issuer's common stock resulting in a reduction in the number of shares held by the Reporting Person. In addition, proportionate adjustments were made to the Issuer's outstanding equity awards. Accordingly, the shares listed under Amount of Securities Beneficially Owned Following Reported Transaction(s) reported in this Form 4 have been adjusted to reflect the 1-for-10 reverse split.

Restricted stock units vest on July 1, 2027, subject to the Reporting Person's continued service to the Issuer through the 2027 Annual Meeting.

Effective at 12:01 AM on July 1, 2026, the Issuer effected a 1-for-10 reverse split of the Issuer's common stock resulting in a reduction in the number of shares held by the Reporting Person. In addition, proportionate adjustments were made to the Issuer's outstanding equity awards. Accordingly, the shares listed under Amount of Securities Beneficially Owned Following Reported Transaction(s) reported in this Form 4 have been adjusted to reflect the 1-for-10 reverse split.

Restricted stock units vest on July 1, 2027, subject to the Reporting Person's continued service to the Issuer through the 2027 Annual Meeting.

Effective at 12:01 AM on July 1, 2026, the Issuer effected a 1-for-10 reverse split of the Issuer's common stock resulting in a reduction in the number of shares held by the Reporting Person. In addition, proportionate adjustments were made to the Issuer's outstanding equity awards. Accordingly, the shares listed under Amount of Securities Beneficially Owned Following Reported Transaction(s) reported in this Form 4 have been adjusted to reflect the 1-for-10 reverse split.

Restricted stock units ("RSUs") vest in three equal installments on the first, second and third anniversaries of July 1, 2026, subject to the Reporting Person's continued service to the Issuer.

Effective at 12:01 AM on July 1, 2026, the Issuer effected a 1-for-10 reverse split of the Issuer's common stock resulting in a reduction in the number of shares held by the Reporting Person. In addition, proportionate adjustments were made to the Issuer's outstanding equity awards. Accordingly, the shares listed under Amount of Securities Beneficially Owned Following Reported Transaction(s) reported in this Form 4 have been adjusted to reflect the 1-for-10 reverse split.

Restricted stock units vest on July 1, 2027, subject to the Reporting Person's continued service to the Issuer through the 2027 Annual Meeting.

Effective at 12:01 AM on July 1, 2026, the Issuer effected a 1-for-10 reverse split of the Issuer's common stock resulting in a reduction in the number of shares held by the Reporting Person. In addition, proportionate adjustments were made to the Issuer's outstanding equity awards. Accordingly, the shares listed under Amount of Securities Beneficially Owned Following Reported Transaction(s) reported in this Form 4 have been adjusted to reflect the 1-for-10 reverse split.

Restricted stock units ("RSUs") vest in three equal installments on the first, second and third anniversaries of July 1, 2026, subject to the Reporting Person's continued service to the Issuer.

Effective at 12:01 AM on July 1, 2026, the Issuer effected a 1-for-10 reverse split of the Issuer's common stock resulting in a reduction in the number of shares held by the Reporting Person. In addition, proportionate adjustments were made to the Issuer's outstanding equity awards. Accordingly, the shares listed under Amount of Securities Beneficially Owned Following Reported Transaction(s) reported in this Form 4 have been adjusted to reflect the 1-for-10 reverse split.

Restricted stock units ("RSUs") vest in three equal installments on the first, second and third anniversaries of July 1, 2026, subject to the Reporting Person's continued service to the Issuer.

Effective at 12:01 AM on July 1, 2026, the Issuer effected a 1-for-10 reverse split of the Issuer's common stock resulting in a reduction in the number of shares held by the Reporting Person. In addition, proportionate adjustments were made to the Issuer's outstanding equity awards. Accordingly, the shares listed under Amount of Securities Beneficially Owned Following Reported Transaction(s) reported in this Form 4 have been adjusted to reflect the 1-for-10 reverse split.

Restricted stock units ("RSUs") vest in three equal installments on the first, second and third anniversaries of July 1, 2026, subject to the Reporting Person's continued service to the Issuer.

Effective at 12:01 AM on July 1, 2026, the Issuer effected a 1-for-10 reverse split of the Issuer's common stock resulting in a reduction in the number of shares held by the Reporting Person. In addition, proportionate adjustments were made to the Issuer's outstanding equity awards. Accordingly, the shares listed under Amount of Securities Beneficially Owned Following Reported Transaction(s) reported in this Form 4 have been adjusted to reflect the 1-for-10 reverse split.

Restricted stock units vest on July 1, 2027, subject to the Reporting Person's continued service to the Issuer through the 2027 Annual Meeting.

Effective at 12:01 AM on July 1, 2026, the Issuer effected a 1-for-10 reverse split of the Issuer's common stock resulting in a reduction in the number of shares held by the Reporting Person. In addition, proportionate adjustments were made to the Issuer's outstanding equity awards. Accordingly, the shares listed under Amount of Securities Beneficially Owned Following Reported Transaction(s) reported in this Form 4 have been adjusted to reflect the 1-for-10 reverse split.

These shares were withheld from the vesting of restricted stock units to cover the estimated tax withholding obligation.

These shares were withheld from the vesting of restricted stock units to cover the estimated tax withholding obligation.

These shares were withheld from the vesting of restricted stock units to cover the estimated tax withholding obligation.

These shares were withheld from the vesting of restricted stock units to cover the estimated tax withholding obligation.

These shares were withheld from the vesting of restricted stock units to cover the estimated tax withholding obligation.

This transaction was executed pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 13, 2024.

This transaction was executed pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 13, 2024.

Restricted stock units vest on November 17, 2026, subject to the Reporting Person's continued service to the Issuer.

Stock options vest on November 17, 2026, subject to the Reporting Person's continued service to the Issuer.

This transaction was executed pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 13, 2024.

This transaction was executed pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 13, 2024. The price reported above reflects the sales price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected.

This transaction was executed pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 7, 2024. The price reported above reflects the sales price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected.

This transaction was executed pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 30, 2024. The price reported above reflects the sales price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected.

This transaction was executed pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 7, 2024 in multiple trades at prices ranging from $0.80 to $0.83. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected.

This transaction was executed pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 13, 2024 in multiple trades at prices ranging from $0.80 to $0.84. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected.

This transaction was executed pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 30, 2024 in multiple trades at prices ranging from $0.81 to $0.84. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected.

Restricted stock units vest on May 20, 2026, subject to the Reporting Person's continued service to the Issuer.

Restricted stock units vest on May 20, 2026, subject to the Reporting Person's continued service to the Issuer.

Restricted stock units vest on May 20, 2026.

This amount has been adjusted to correct an earlier filing.

Restricted stock units vest on May 20, 2026, subject to the Reporting Person's continued service to the Issuer.

These are performance-based restricted stock units ("PSU") with terms as follows. The term of each PSU award runs from the grant date through the third anniversary of the grant date. Any unvested PSUs remaining after the third anniversary will be cancelled. The performance period for the award is the same three-year period. PSUs will vest on or after the first anniversary of the grant date only if the stock price meets the performance hurdle. The performance hurdle is met if the average closing price of the Company's common stock over any 60 consecutive trading days during the performance period equals two times the base price. The base price was calculated as the average closing price over the ten trading days ending on the trading day prior to the grant date and is $2.14 for this award.

These are performance-based restricted stock units ("PSU") with terms as follows. The term of each PSU award runs from the grant date through the third anniversary of the grant date. Any unvested PSUs remaining after the third anniversary will be cancelled. The performance period for the award is the same three-year period. PSUs will vest on or after the first anniversary of the grant date only if the stock price meets the performance hurdle. The performance hurdle is met if the average closing price of the Company's common stock over any 60 consecutive trading days during the performance period equals two times the base price. The base price was calculated as the average closing price over the ten trading days ending on the trading day prior to the grant date and is $2.14 for this award.

Restricted stock units vest on May 20, 2026, subject to the Reporting Person's continued service to the Issuer.

Restricted stock units vest on May 20, 2026, subject to the Reporting Person's continued service to the Issuer.

These are performance-based restricted stock units ("PSU") with terms as follows. The term of each PSU award runs from the grant date through the third anniversary of the grant date. Any unvested PSUs remaining after the third anniversary will be cancelled. The performance period for the award is the same three-year period. PSUs will vest on or after the first anniversary of the grant date only if the stock price meets the performance hurdle. The performance hurdle is met if the average closing price of the Company's common stock over any 60 consecutive trading days during the performance period equals two times the base price. The base price was calculated as the average closing price over the ten trading days ending on the trading day prior to the grant date and is $2.14 for this award.

These are performance-based restricted stock units ("PSU") with terms as follows. The term of each PSU award runs from the grant date through the third anniversary of the grant date. Any unvested PSUs remaining after the third anniversary will be cancelled. The performance period for the award is the same three-year period. PSUs will vest on or after the first anniversary of the grant date only if the stock price meets the performance hurdle. The performance hurdle is met if the average closing price of the Company's common stock over any 60 consecutive trading days during the performance period equals two times the base price. The base price was calculated as the average closing price over the ten trading days ending on the trading day prior to the grant date and is $2.14 for this award.