ASTC · ASTROTECH Corp

Represents shares of restricted stock granted to the Reporting Person pursuant to the Astrotech Corporation 2021 Omnibus Equity Incentive Plan. The shares of restricted stock vest on each of the first three anniversaries of August 13, 2026, such that 100% of the shares of restricted stock granted shall be fully vested on August 13, 2028, subject to Reporting Person's continuous employment with the Issuer through each such applicable anniversary.

Represents shares of restricted stock granted to the Reporting Person pursuant to the Astrotech Corporation 2021 Omnibus Equity Incentive Plan. The shares of restricted stock vest on each of the first three anniversaries of July 16, 2026, such that 100% of the shares of restricted stock shall be fully vested on July 16, 2029, subject to the Reporting Person's continuous service with the Issuer through each such applicable anniversary.

Represents shares of restricted stock granted to the Reporting Person pursuant to the Astrotech Corporation 2021 Omnibus Equity Incentive Plan. The shares of restricted stock vest on each of the first three anniversaries of July 16, 2026, such that 100% of the shares of restricted stock shall be fully vested on July 16, 2029, subject to the Reporting Person's continuous service with the Issuer through each such applicable anniversary.

Represents shares of restricted stock granted to the Reporting Person pursuant to the Astrotech Corporation 2021 Omnibus Equity Incentive Plan. The shares of restricted stock vest on each of the first three anniversaries of July 16, 2026, such that 100% of the shares of restricted stock shall be fully vested on July 16, 2029, subject to the Reporting Person's continuous service with the Issuer through each such applicable anniversary.

Represents shares of restricted stock granted to the Reporting Person pursuant to the Astrotech Corporation 2021 Omnibus Equity Incentive Plan. 100% of the shares of restricted stock vested immediately on the grant date.

Represents shares of restricted stock granted to the Reporting Person pursuant to the Astrotech Corporation 2021 Omnibus Equity Incentive Plan. 100% of the shares of restricted stock vested immediately on the grant date.

Represents shares of restricted stock granted to the Reporting Person pursuant to the Astrotech Corporation 2021 Omnibus Equity Incentive Plan. 100% of the shares of restricted stock vested immediately on the grant date.

Represents shares of restricted stock granted to the Reporting Person pursuant to the Astrotech Corporation 2021 Omnibus Equity Incentive Plan. 100% of the shares of restricted stock vested immediatelyon the grant date.

Includes 485 shares of common stock held in the reporting person's IRA.

Represents shares of restricted stock granted to the Reporting Person pursuant to the Astrotech Corporation 2021 Omnibus Equity Incentive Plan. 100% of the shares of restricted stock vested immediately on the grant date.

Represents shares of restricted stock granted to the Reporting Person pursuant to the Astrotech Corporation 2021 Omnibus Equity Incentive Plan. 100% of the shares of restricted stock vested immediatelyon the grant date.

Includes 485 shares of common stock held in the reporting person's IRA.

Represents shares of restricted stock granted to the Reporting Person pursuant to the Astrotech Corporation 2021 Omnibus Equity Incentive Plan. 100% of the shares of restricted stock vested immediately on the grant date.

Represents shares of restricted stock granted to the Reporting Person pursuant to the Astrotech Corporation 2021 Omnibus Equity Incentive Plan. 100% of the shares of restricted stock vested immediately on the grant date.

Represents shares of restricted stock granted to the Reporting Person pursuant to the Astrotech Corporation 2021 Omnibus Equity Incentive Plan. 100% of the shares of restricted stock vested immediately on the grant date.

The shares were sold in multiple transactions at an average price of $7.1305.

BML Capital Management, LLC ("BML Capital") serves as the general partner of BML Investment Partners, L.P., a Delaware limited partnership (the "Fund"), which is the direct owner of the subject shares. Mr. Leonard is the managing member of BML Capital, and exercises investment and voting control over the subject shares. Accordingly, shares owned directly by the Fund may be regarded as being beneficially owned by Mr. Leonard. Notwithstanding, Mr. Leonard disclaims beneficial ownership of such shares, except to the extent of his pecuniary interest therein.

The original Form 4, filed on June 4, 2025, is being amended by this Form 4 amendment to reflect that the grant previously reported was a grant of options instead of an award of shares of restricted stock.

The option agreement provides that the option becomes exercisable in three equal annual installments over three years beginning on the first anniversary of the option's grant date. The option was granted on May 22, 2025.

Represents shares of restricted stock granted by Astrotech Corporation (the "Company") to the reporting person pursuant to the Astrotech Corporation 2021 Omnibus Equity Incentive Plan. The shares of restricted stock will vest on each of the first three anniversaries of May 22, 2025, such that 100% of the shares of restricted stock granted shall be fully vested on May 22, 2028, subject to the reporting person's continuous employment with the Company through each such applicable anniversary.

Represents shares of restricted stock granted to the Reporting Person pursuant to the Astrotech Corporation 2021 Omnibus Equity Incentive Plan. The shares of restricted stock vest on each of the first three anniversaries of May 14, 2025, such that 100% of the shares of restricted stock granted shall be fully vested on May 14, 2028, subject to Reporting Person's continuous employment with the Issuer through each such applicable anniversary.

Represents shares of restricted stock granted to the Reporting Person pursuant to the Astrotech Corporation 2021 Omnibus Equity Incentive Plan. The shares of restricted stock vest on each of the first three anniversaries of May 14, 2025, such that 100% of the shares of restricted stock granted shall be fully vested on May 14, 2028, subject to Reporting Person's continuous employment with the Issuer through each such applicable anniversary.

Represents shares of restricted stock granted to the Reporting Person pursuant to the Astrotech Corporation 2021 Omnibus Equity Incentive Plan. The shares of restricted stock vest on each of the first three anniversaries of May 14, 2025, such that 100% of the shares of restricted stock granted shall be fully vested on May 14, 2028, subject to Reporting Person's continuous employment with the Issuer through each such applicable anniversary.

Represents shares of restricted stock granted to the Reporting Person pursuant to the Astrotech Corporation 2021 Omnibus Equity Incentive Plan. 100% of the shares of restricted stock vested immediately on the grant date.

Represents shares of restricted stock granted to the Reporting Person pursuant to the Astrotech Corporation 2021 Omnibus Equity Incentive Plan. The shares of restricted stock vest on each of the first three anniversaries of May 14, 2025, such that 100% of the shares of restricted stock granted shall be fully vested on May 14, 2028, subject to Reporting Person's continuous employment with the Issuer through each such applicable anniversary.

Represents shares of restricted stock granted to the Reporting Person pursuant to the Astrotech Corporation 2021 Omnibus Equity Incentive Plan. The shares of restricted stock vest on each of the first three anniversaries of May 14, 2025, such that 100% of the shares of restricted stock granted shall be fully vested on May 14, 2028, subject to Reporting Person's continuous employment with the Issuer through each such applicable anniversary.

Includes 485 shares of common stock held in the reporting person's IRA.

Represents shares of restricted stock granted to the Reporting Person pursuant to the Astrotech Corporation 2021 Omnibus Equity Incentive Plan. The shares of restricted stock vest on each of the first three anniversaries of May 14, 2025, such that 100% of the shares of restricted stock granted shall be fully vested on May 14, 2028, subject to Reporting Person's continuous employment with the Issuer through each such applicable anniversary.

Default vesting is one-third of the total number of Employee Stock Options granted on each of the first three anniversaries of August 28, 2024, such that 100% of the Employee Stock Options granted shall be fully vested and exercisable on August 28, 2027, subject to Employee's continuous employment with the Issuer through each such applicable anniversary.

Default vesting is one-third of the total number of Employee Stock Options granted on each of the first three anniversaries of August 28, 2024, such that 100% of the Employee Stock Options granted shall be fully vested and exercisable on August 28, 2027, subject to Employee's continuous employment with the Issuer through each such applicable anniversary.

One-third of the total number of shares of common stock granted shall vest on each of the first three anniversaries of September 19, 2023, such that 100% of the shares of common stock granted shall be fully vested on September 29, 2026, subject to Reporting Person's continuous employment with the Issuer through each such applicable anniversary.

One-third of the total number of shares of common stock granted shall vest on each of the first three anniversaries of September 19, 2023, such that 100% of the shares of common stock granted shall be fully vested on September 29, 2026, subject to Reporting Person's continuous employment with the Issuer through each such applicable anniversary.

Default vesting is one-third of the total number of Employee Stock Options granted on each of the first three anniversaries of September 29, 2023, such that 100% of the Employee Stock Options granted shall be fully vested and exercisable on September 29, 2023, subject to Employee's continuous employment with the Issuer through each such applicable anniversary.

Default vesting is one-third of the total number of Employee Stock Options granted on each of the first three anniversaries of September 29, 2023, such that 100% of the Employee Stock Options granted shall be fully vested and exercisable on September 29, 2023, subject to Employee's continuous employment with the Issuer through each such applicable anniversary.

One-third of the total number of shares of common stock granted shall vest on each of the first three anniversaries of September 19, 2023, such that 100% of the shares of common stock granted shall be fully vested on September 29, 2026, subject to Reporting Person's continuous employment with the Issuer through each such applicable anniversary.