RJET · Republic Airways Holdings Inc.

Each restricted stock unit ("RSU") represents a contingent right to receive one share of common stock.

These RSUs vest in three substantially equal annual installments on March 20, 2027, 2028 and 2029.

As part of the Issuer's CEO transition plan, on June 15, 2026, Mr. Grizzle ceased to serve as CEO, while retaining his position as chairman of the Issuer's Board of Directors; in connection therewith, the Issuer's Compensation Committee approved the accelerated vesting of equity awards held by Mr. Grizzle.

Represents shares of common stock withheld by the Issuer to pay taxes applicable to accelerated vesting of PSUs reported herein.

Each restricted stock unit ("RSU") represents a contingent right to receive one share of common stock.

These RSUs vest in three substantially equal annual installments on March 20, 2027, 2028 and 2029.

As part of the Issuer's CEO transition plan, on June 15, 2026, Mr. Grizzle ceased to serve as CEO, while retaining his position as chairman of the Issuer's Board of Directors; in connection therewith, the Issuer's Compensation Committee approved the accelerated vesting of equity awards held by Mr. Grizzle.

In connection with accelerated vesting of previously granted restricted stock units, subject to performance-based vesting conditions ("PSUs"), the PSUs, which were not previously reported, were deemed earned at an assumed multiple of target and settled into shares of common stock on a one-for-one basis.

As part of the Issuer's CEO transition plan, on June 15, 2026, Mr. Grizzle ceased to serve as CEO, while retaining his position as chairman of the Issuer's Board of Directors; in connection therewith, the Issuer's Compensation Committee approved the accelerated vesting of equity awards held by Mr. Grizzle.

Represents shares of common stock withheld by the Issuer to pay taxes applicable to accelerated vesting of restricted stock, related to awards previously reported and subject to vesting based on time or achievement of two remaining specified operational milestones.

Represents shares of common stock withheld by the Issuer to pay taxes applicable to vesting of restricted stock in connection with the certification of achievement of a specified operational milestone related to an award previously reported.

Represents shares of common stock withheld by the Issuer to pay taxes applicable to vesting of restricted stock in connection with the certification of achievement of a specified operational milestone related to an award previously reported.

Represents shares of common stock withheld by the Issuer to pay taxes applicable to vesting of restricted stock in connection with the certification of achievement of a specified operational milestone related to an award previously reported.

Represents shares of common stock withheld by the Issuer to pay taxes applicable to vesting of restricted stock in connection with the certification of achievement of a specified operational milestone related to an award previously reported.

Represents shares of common stock withheld by the Issuer to pay taxes applicable to vesting of restricted stock in connection with the certification of achievement of a specified operational milestone related to an award previously reported.

Represents shares of common stock withheld by the Issuer to pay taxes applicable to vesting of restricted stock in connection with the certification of achievement of a specified operational milestone related to an award previously reported.

Represents an award of restricted stock units, granted as compensation for serving as a member of the Board of Directors of Republic Airways Holdings Inc., which was fully vested upon grant.

Represents an award of restricted stock units, granted as compensation for serving as a member of the Board of Directors of Republic Airways Holdings Inc., which was fully vested upon grant.

Represents an award of restricted stock units, granted as compensation for serving as a member of the Board of Directors of Republic Airways Holdings Inc., which was fully vested upon grant.

Represents an award of restricted stock units, granted as compensation for serving as a member of the Board of Directors of Republic Airways Holdings Inc., which was fully vested upon grant.

Represents an award of restricted stock units, granted as compensation for serving as a member of the Board of Directors of Republic Airways Holdings Inc., which was fully vested upon grant.

Represents an award of restricted stock units, granted as compensation for serving as a member of the Board of Directors of Republic Airways Holdings Inc., which was fully vested upon grant.

In connection with the merger of the Issuer (formerly known as Mesa Air Group, Inc. ("Mesa")) and legacy Republic Airways Holdings Inc. ("Legacy Republic") on November 25, 2025 (the "Merger"), shares equivalent to a 6% interest in the Issuer were delivered into escrow for allocation in the manner set forth in that certain Three Party Agreement, dated as of April 4, 2025, between Mesa, Legacy Republic, and United Airlines, Inc. (the "Escrow Shares"). On February 3, 2026, the amount of the Escrow Shares payable to United Airlines, Inc. in exchange for the forgiveness and repayment of certain debts and obligations of the Issuer pre-closing was confirmed to be 2,744,348 shares, valued at $18.84 per share, for a total value of $51,703,516.32. This transaction is exempt from Section 16(b) of the Securities Exchange Act of 1934, as amended, pursuant to the terms of the statute, because the shares were "acquired in good faith in connection with a debt previously contracted."

These securities are directly held by United Airlines, Inc. As the holding company of United Airlines, Inc., United Airlines Holdings, Inc. may be deemed to have voting and dispositive power over these securities. United Airlines, Inc. and United Airlines Holdings, Inc. disclaim beneficial ownership over these securities except to the extent of their respective pecuniary interest therein, if any.

Represents shares of common stock withheld by the Issuer to pay taxes applicable to vesting of restricted stock.

Represents shares of common stock withheld by the Issuer to pay taxes applicable to vesting of restricted stock.

Represents shares of common stock withheld by the Issuer to pay taxes applicable to vesting of restricted stock.

On November 25, 2025, pursuant to that Agreement, Plan of Conversion and Plan of Merger (the "Merger Agreement") dated as of April 4, 2025, by and between Mesa Air Group, Inc. ("Mesa") and Republic Airways Holdings Inc. ("Republic"), among other things, (i) Republic merged with and into Mesa, with Mesa as the surviving corporation in the merger (the "Merger"), (ii) Mesa was converted from a Nevada corporation to a Delaware corporation, and (iii) Mesa was renamed Republic Airways Holdings Inc. (following the Merger, the "Issuer").

Pursuant to the Merger Agreement, immediately prior to the effective time of the Merger ("Effective Time"), each outstanding Republic restricted stock unit ("Republic RSU") that vested in accordance with its terms ("Vested Republic RSU") was cancelled and converted into the right to receive 38.9933 validly issued, fully paid, and nonassessable shares of Issuer common stock and cash payable in lieu of fractional shares, without interest and subject to any applicable withholding taxes (the "Merger Consideration").

On November 25, 2025, pursuant to that Agreement, Plan of Conversion and Plan of Merger (the "Merger Agreement") dated as of April 4, 2025, by and between Mesa Air Group, Inc. ("Mesa") and Republic Airways Holdings Inc. ("Republic"), among other things, (i) Republic merged with and into Mesa, with Mesa as the surviving corporation in the merger (the "Merger"), (ii) Mesa was converted from a Nevada corporation to a Delaware corporation, and (iii) Mesa was renamed Republic Airways Holdings Inc. (following the Merger, the "Issuer").

Pursuant to the Merger Agreement, immediately prior to the effective time of the Merger ("Effective Time"), each outstanding Republic restricted stock unit ("Republic RSU") that vested in accordance with its terms ("Vested Republic RSU") was cancelled and converted into the right to receive 38.9933 validly issued, fully paid, and nonassessable shares of Issuer common stock and cash payable in lieu of fractional shares, without interest and subject to any applicable withholding taxes (the "Merger Consideration").

On November 25, 2025, pursuant to that Agreement, Plan of Conversion and Plan of Merger (the "Merger Agreement") dated as of April 4, 2025, by and between Mesa Air Group, Inc. ("Mesa") and Republic Airways Holdings Inc. ("Republic"), among other things, (i) Republic merged with and into Mesa, with Mesa as the surviving corporation in the merger (the "Merger"), (ii) Mesa was converted from a Nevada corporation to a Delaware corporation, and (iii) Mesa was renamed Republic Airways Holdings Inc. (following the Merger, the "Issuer").

Pursuant to the Merger Agreement, immediately prior to the Effective Time, each outstanding unvested Republic RSU was assumed by the Issuer and converted into the right to receive an award of restricted shares of Issuer common stock (rounded up to the next whole share of Issuer common stock) equal to the product obtained by multiplying (x) 38.9933 by (y) the total number of shares of Republic Common Stock subject to such unvested Republic RSU immediately prior to the Effective Time. Each unvested Republic RSU assumed and converted into a share of Issuer restricted stock shall continue to have, and shall be subject to, the same terms and conditions (including with respect to vesting) as applied to the corresponding Republic RSU as of immediately prior to the Effective Time.

These shares of Issuer restricted stock vest as follows, in each case, subject to continued service through the applicable vesting date: with respect to 18,093 shares, in equal installments on each of December 31, 2025, December 31, 2026, and December 31, 2027; and with respect to 134,371 shares, 35% of such shares will vest on each of November 25, 2028 and November 25, 2029, and 30% of such shares will vest in one-third tranches upon the achievement of specified operational milestones.

On November 25, 2025, pursuant to that Agreement, Plan of Conversion and Plan of Merger (the "Merger Agreement") dated as of April 4, 2025, by and between Mesa Air Group, Inc. ("Mesa") and Republic Airways Holdings Inc. ("Republic"), among other things, (i) Republic merged with and into Mesa, with Mesa as the surviving corporation in the merger (the "Merger"), (ii) Mesa was converted from a Nevada corporation to a Delaware corporation, and (iii) Mesa was renamed Republic Airways Holdings Inc. (following the Merger, the "Issuer").

Pursuant to the Merger Agreement, immediately prior to the Effective Time, each outstanding unvested Republic RSU was assumed by the Issuer and converted into the right to receive an award of restricted shares of Issuer common stock (rounded up to the next whole share of Issuer common stock) equal to the product obtained by multiplying (x) 38.9933 by (y) the total number of shares of Republic Common Stock subject to such unvested Republic RSU immediately prior to the Effective Time. Each unvested Republic RSU assumed and converted into a share of Issuer restricted stock shall continue to have, and shall be subject to, the same terms and conditions (including with respect to vesting) as applied to the corresponding Republic RSU as of immediately prior to the Effective Time.

These shares of Issuer restricted stock vest as follows, in each case, subject to continued service through the applicable vesting date: 35% of such shares will vest on each of November 25, 2028 and November 25, 2029, and 30% of such shares will vest in one-third tranches upon the achievement of specified operational milestones.

On November 25, 2025, pursuant to that Agreement, Plan of Conversion and Plan of Merger (the "Merger Agreement") dated as of April 4, 2025, by and between Mesa Air Group, Inc. ("Mesa") and Republic Airways Holdings Inc. ("Republic"), among other things, (i) Republic merged with and into Mesa, with Mesa as the surviving corporation in the merger (the "Merger"), (ii) Mesa was converted from a Nevada corporation to a Delaware corporation, and (iii) Mesa was renamed Republic Airways Holdings Inc. (following the Merger, the "Issuer").

Pursuant to the Merger Agreement, immediately prior to the effective time of the Merger ("Effective Time"), each outstanding Republic restricted stock unit ("Republic RSU") that vested in accordance with its terms ("Vested Republic RSU") was cancelled and converted into the right to receive 38.9933 validly issued, fully paid, and nonassessable shares of Issuer common stock and cash payable in lieu of fractional shares, without interest and subject to any applicable withholding taxes (the "Merger Consideration").

On November 25, 2025, pursuant to that Agreement, Plan of Conversion and Plan of Merger (the "Merger Agreement") dated as of April 4, 2025, by and between Mesa Air Group, Inc. ("Mesa") and Republic Airways Holdings Inc. ("Republic"), among other things, (i) Republic merged with and into Mesa, with Mesa as the surviving corporation in the merger (the "Merger"), (ii) Mesa was converted from a Nevada corporation to a Delaware corporation, and (iii) Mesa was renamed Republic Airways Holdings Inc. (following the Merger, the "Issuer").

Pursuant to the Merger Agreement, immediately prior to the Effective Time, each outstanding unvested Republic RSU was assumed by the Issuer and converted into the right to receive an award of restricted shares of Issuer common stock (rounded up to the next whole share of Issuer common stock) equal to the product obtained by multiplying (x) 38.9933 by (y) the total number of shares of Republic Common Stock subject to such unvested Republic RSU immediately prior to the Effective Time. Each unvested Republic RSU assumed and converted into a share of Issuer restricted stock shall continue to have, and shall be subject to, the same terms and conditions (including with respect to vesting) as applied to the corresponding Republic RSU as of immediately prior to the Effective Time.

These shares of Issuer restricted stock vest as follows, in each case, subject to continued service through the applicable vesting date: with respect to 33,690 shares, in equal installments on each of December 31, 2025, December 31, 2026, and December 31, 2027; and with respect to 269,483 shares, 35% of such shares will vest on each of November 25, 2028 and November 25, 2029, and 30% of such shares will vest in one-third tranches upon the achievement of specified operational milestones.

On November 25, 2025, pursuant to that Agreement, Plan of Conversion and Plan of Merger (the "Merger Agreement") dated as of April 4, 2025, by and between Mesa Air Group, Inc. ("Mesa") and Republic Airways Holdings Inc. ("Republic"), among other things, (i) Republic merged with and into Mesa, with Mesa as the surviving corporation in the merger (the "Merger"), (ii) Mesa was converted from a Nevada corporation to a Delaware corporation, and (iii) Mesa was renamed Republic Airways Holdings Inc. (following the Merger, the "Issuer").

Pursuant to the Merger Agreement, immediately prior to the effective time of the Merger ("Effective Time"), each outstanding Republic restricted stock unit ("Republic RSU") that vested in accordance with its terms ("Vested Republic RSU") was cancelled and converted into the right to receive 38.9933 validly issued, fully paid, and nonassessable shares of Issuer common stock and cash payable in lieu of fractional shares, without interest and subject to any applicable withholding taxes (the "Merger Consideration").

On November 25, 2025, pursuant to that Agreement, Plan of Conversion and Plan of Merger (the "Merger Agreement") dated as of April 4, 2025, by and between Mesa Air Group, Inc. ("Mesa") and Republic Airways Holdings Inc. ("Republic"), among other things, (i) Republic merged with and into Mesa, with Mesa as the surviving corporation in the merger (the "Merger"), (ii) Mesa was converted from a Nevada corporation to a Delaware corporation, and (iii) Mesa was renamed Republic Airways Holdings Inc. (following the Merger, the "Issuer").

Pursuant to the Merger Agreement, immediately prior to the Effective Time, each outstanding unvested Republic RSU was assumed by the Issuer and converted into the right to receive an award of restricted shares of Issuer common stock (rounded up to the next whole share of Issuer common stock) equal to the product obtained by multiplying (x) 38.9933 by (y) the total number of shares of Republic Common Stock subject to such unvested Republic RSU immediately prior to the Effective Time. Each unvested Republic RSU assumed and converted into a share of Issuer restricted stock shall continue to have, and shall be subject to, the same terms and conditions (including with respect to vesting) as applied to the corresponding Republic RSU as of immediately prior to the Effective Time.

These shares of Issuer restricted stock vest as follows, in each case, subject to continued service through the applicable vesting date: with respect to 24,059 shares, in equal installments on each of December 31, 2025, December 31, 2026, and December 31, 2027; and with respect to 123,141 shares, 35% of such shares will vest on each of November 25, 2028 and November 25, 2029, and 30% of such shares will vest in one-third tranches upon the achievement of specified operational milestones.

The reporting person has reported prior restricted stock awards ("RSA") in Table II of Form 4. The total reported in Column 5 includes 1,483 RSA's previously reported in Table II and 9,552 shares of common stock. On November 25, 2025, Issuer and Republic Airways Holdings Inc. ("Republic") completed a stock-for-stock merger transaction (the "Merger"), pursuant to which Republic merged with and into Issuer and changed its name from Mesa Air Group, Inc to Republic Airways Holdings Inc. Prior to the closing of the Merger, Issuer effected a 15 to 1 stock split (the "Stock Split") of its common stock.

Pursuant to an Agreement, Plan of Conversion and Plan of Merger (the "Merger Agreement") dated April 4, 2025, by and between the Republic and Issuer, Republic merged with and into Mesa. Upon the Merger, the combined company was renamed to Republic Airways Holdings Inc. and now trades under the new ticker symbol RJET. In connection with the Merger, each outstanding restricted stock unit and RSA in respect of shares of Issuer's common stock, whether vested or unvested, accelerated in full and was cancelled and converted into the right to receive a number of shares of Issuer's common stock, less any applicable withholding taxes.

The reporting person has reported prior restricted stock awards ("RSA") in Table II of Form 4. The total reported in Column 5 includes 1,483 RSA's previously reported in Table II and 9,299 shares of common stock. On November 25, 2025, Issuer and Republic Airways Holdings Inc. ("Republic") completed a stock-for-stock merger transaction (the "Merger"), pursuant to which Republic merged with and into Issuer and changed its name from Mesa Air Group, Inc to Republic Airways Holdings Inc. Prior to the closing of the Merger, Issuer effected a 15 to 1 stock split (the "Stock Split") of its common stock.

Pursuant to an Agreement, Plan of Conversion and Plan of Merger (the "Merger Agreement") dated April 4, 2025, by and between the Republic and Issuer, Republic merged with and into Mesa. Upon the Merger, the combined company was renamed to Republic Airways Holdings Inc. and now trades under the new ticker symbol RJET. In connection with the Merger, each outstanding restricted stock unit and RSA in respect of shares of Issuer's common stock, whether vested or unvested, accelerated in full and was cancelled and converted into the right to receive a number of shares of Issuer's common stock, less any applicable withholding taxes.

On November 25, 2025, pursuant to that Agreement, Plan of Conversion and Plan of Merger (the "Merger Agreement") dated as of April 4, 2025, by and between Mesa Air Group, Inc. ("Mesa") and Republic Airways Holdings Inc. ("Republic"), among other things, (i) Republic merged with and into Mesa, with Mesa as the surviving corporation in the merger (the "Merger"), (ii) Mesa was converted from a Nevada corporation to a Delaware corporation, and (iii) Mesa was renamed Republic Airways Holdings Inc. (following the Merger, the "Issuer").

Pursuant to the Merger Agreement, immediately prior to the Effective Time, each outstanding unvested Republic RSU was assumed by the Issuer and converted into the right to receive an award of restricted shares of Issuer common stock (rounded up to the next whole share of Issuer common stock) equal to the product obtained by multiplying (x) 38.9933 by (y) the total number of shares of Republic Common Stock subject to such unvested Republic RSU immediately prior to the Effective Time. Each unvested Republic RSU assumed and converted into a share of Issuer restricted stock shall continue to have, and shall be subject to, the same terms and conditions (including with respect to vesting) as applied to the corresponding Republic RSU as of immediately prior to the Effective Time.

These shares of Issuer restricted stock vest as follows, in each case, subject to continued service through the applicable vesting date: with respect to 24,059 shares, in equal installments on each of December 31, 2025, December 31, 2026, and December 31, 2027; and with respect to 123,141 shares, 35% of such shares will vest on each of November 25, 2028 and November 25, 2029, and 30% of such shares will vest in one-third tranches upon the achievement of specified operational milestones.

The reporting person has reported prior restricted stock awards ("RSA") in Table II of Form 4. The total reported in Column 5 includes 1,483 RSA's previously reported in Table II and 8,351 shares of common stock. On November 25, 2025, Issuer and Republic Airways Holdings Inc. ("Republic") completed a stock-for-stock merger transaction (the "Merger"), pursuant to which Republic merged with and into Issuer and changed its name from Mesa Air Group, Inc to Republic Airways Holdings Inc. Prior to the closing of the Merger, Issuer effected a 15 to 1 stock split (the "Stock Split") of its common stock.

Pursuant to an Agreement, Plan of Conversion and Plan of Merger (the "Merger Agreement") dated April 4, 2025, by and between the Republic and Issuer, Republic merged with and into Mesa. Upon the Merger, the combined company was renamed to Republic Airways Holdings Inc. and now trades under the new ticker symbol RJET. In connection with the Merger, each outstanding restricted stock unit and RSA in respect of shares of Issuer's common stock, whether vested or unvested, accelerated in full and was cancelled and converted into the right to receive a number of shares of Issuer's common stock, less any applicable withholding taxes.

On November 25, 2025, pursuant to that Agreement, Plan of Conversion and Plan of Merger (the "Merger Agreement") dated as of April 4, 2025, by and between Mesa Air Group, Inc. ("Mesa") and Republic Airways Holdings Inc. ("Republic"), among other things, (i) Republic merged with and into Mesa, with Mesa as the surviving corporation in the merger (the "Merger"), (ii) Mesa was converted from a Nevada corporation to a Delaware corporation, and (iii) Mesa was renamed Republic Airways Holdings Inc. (following the Merger, the "Issuer").

Pursuant to the Merger Agreement, at the effective time of the Merger ("Effective Time"), each share of Republic common stock issued and outstanding immediately prior to the Effective Time of the Merger was automatically converted into the right to receive 38.9933 validly issued, fully paid, and nonassessable shares of Issuer common stock and cash payable in lieu of fractional shares, without interest and subject to any applicable withholding taxes.

On November 25, 2025, pursuant to that Agreement, Plan of Conversion and Plan of Merger (the "Merger Agreement") dated as of April 4, 2025, by and between Mesa Air Group, Inc. ("Mesa") and Republic Airways Holdings Inc. ("Republic"), among other things, (i) Republic merged with and into Mesa, with Mesa as the surviving corporation in the merger (the "Merger"), (ii) Mesa was converted from a Nevada corporation to a Delaware corporation, and (iii) Mesa was renamed Republic Airways Holdings Inc. (following the Merger, the "Issuer").

Pursuant to the Merger Agreement, at the effective time of the Merger ("Effective Time"), each share of Republic common stock ("Republic Common Stock"), issued and outstanding immediately prior to the Effective Time of the Merger was automatically converted into the right to receive 38.9933 validly issued, fully paid, and nonassessable shares of Issuer common stock and cash payable in lieu of fractional shares, without interest and subject to any applicable withholding taxes (the "Merger Consideration").

On November 25, 2025, pursuant to that Agreement, Plan of Conversion and Plan of Merger (the "Merger Agreement") dated as of April 4, 2025, by and between Mesa Air Group, Inc. ("Mesa") and Republic Airways Holdings Inc. ("Republic"), among other things, (i) Republic merged with and into Mesa, with Mesa as the surviving corporation in the merger (the "Merger"), (ii) Mesa was converted from a Nevada corporation to a Delaware corporation, and (iii) Mesa was renamed Republic Airways Holdings Inc. (following the Merger, the "Issuer").

Pursuant to the Merger Agreement, at the effective time of the Merger ("Effective Time"), each share of Republic common stock issued and outstanding immediately prior to the Effective Time of the Merger was automatically converted into the right to receive 38.9933 validly issued, fully paid, and nonassessable shares of Issuer common stock and cash payable in lieu of fractional shares, without interest and subject to any applicable withholding taxes.

On November 25, 2025, pursuant to that Agreement, Plan of Conversion and Plan of Merger (the "Merger Agreement") dated as of April 4, 2025, by and between Mesa Air Group, Inc. ("Mesa") and Republic Airways Holdings Inc. ("Republic"), among other things, (i) Republic merged with and into Mesa, with Mesa as the surviving corporation in the merger (the "Merger"), (ii) Mesa was converted from a Nevada corporation to a Delaware corporation, and (iii) Mesa was renamed Republic Airways Holdings Inc. (following the Merger, the "Issuer").

Pursuant to the Merger Agreement, at the effective time of the Merger ("Effective Time"), each share of Republic common stock issued and outstanding immediately prior to the Effective Time of the Merger was automatically converted into the right to receive 38.9933 validly issued, fully paid, and nonassessable shares of Issuer common stock and cash payable in lieu of fractional shares, without interest and subject to any applicable withholding taxes.

On November 25, 2025, pursuant to that Agreement, Plan of Conversion and Plan of Merger (the "Merger Agreement") dated as of April 4, 2025, by and between Mesa Air Group, Inc. ("Mesa") and Republic Airways Holdings Inc. ("Republic"), among other things, (i) Republic merged with and into Mesa, with Mesa as the surviving corporation in the merger (the "Merger"), (ii) Mesa was converted from a Nevada corporation to a Delaware corporation, and (iii) Mesa was renamed Republic Airways Holdings Inc. (following the Merger, the "Issuer").

Pursuant to the Merger Agreement, at the effective time of the Merger ("Effective Time"), each share of Republic common stock issued and outstanding immediately prior to the Effective Time of the Merger was automatically converted into the right to receive 38.9933 validly issued, fully paid, and nonassessable shares of Issuer common stock and cash payable in lieu of fractional shares, without interest and subject to any applicable withholding taxes.

The reporting person has reported prior restricted stock awards ("RSA") in Table II of Form 4. The total reported in Column 5 includes 20,253 RSA's previously reported in Table II and 38,543 shares of common stock. On November 25, 2025, Issuer and Republic Airways Holdings Inc. ("Republic") completed a stock-for-stock merger transaction (the "Merger"), pursuant to which Republic merged with and into Issuer and changed its name from Mesa Air Group, Inc to Republic Airways Holdings Inc. Prior to the closing of the Merger, Issuer effected a 15 to 1 stock split (the "Stock Split") of its common stock.

Pursuant to an Agreement, Plan of Conversion and Plan of Merger (the "Merger Agreement") dated April 4, 2025, by and between the Republic and Issuer, Republic merged with and into Mesa. Upon the Merger, the combined company was renamed to Republic Airways Holdings Inc. and now trades under the new ticker symbol RJET. In connection with the Merger, each outstanding restricted stock unit and RSA in respect of shares of Issuer's common stock, whether vested or unvested, accelerated in full and was cancelled and converted into the right to receive a number of shares of Issuer's common stock, less any applicable withholding taxes.