Transaction Details

Footnotes

Performance stock units ("PSUs") convert into common stock on a one-for-one basis. | On January 11, 2024, the Reporting Person was granted 221,338 PSUs which vest upon the following time-based vesting schedule: 25% of the PSUs shall vest on January 11, 2025 and the remaining PSUs vesting ratably on a quarterly basis over three years thereafter. Of those PSUs, a total of 110,669 have vested as of the date of this Form 4. | Includes (i) 72,375 unvested restricted stock units ("RSUs") of the 289,500 RSUs granted to the Reporting Person on January 11, 2023, (ii) 110,669 unvested RSUs of the 221,338 RSUs granted to the Reporting Person on January 11, 2024, (iii) 171,995 unvested RSUs of the 229,327 RSUs granted to the Reporting Person on January 11, 2025 and (iv) 10,696 shares acquired under the Liquidia Corporation 2020 Employee Stock Purchase Plan. | On January 11, 2025, the Reporting Person was granted 229,327 PSUs which vest upon the following time-based vesting schedule: 25% of the PSUs shall vest on January 11, 2026 and the remaining PSUs vesting ratably on a quarterly basis over three years thereafter. Of those PSUs, a total of 57,332 have vested as of the date of this Form 4. | Transaction effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on December 15, 2023. | These shares were sold to cover taxes associated with the settlement of RSUs and PSUs that were initially granted to the Reporting Person on January 11, 2023, January 11, 2024 and January 11, 2025. | The securities are held by Roger A. Jeffs Living Trust UAD 2/29/2000 (the "Trust"). The Reporting Person is the trustee of the Trust. | The securities are held by Serendipity BioPharma LLC ("Serendipity"). The Reporting Person is a manager of Serendipity and has sole voting and dispositive power over the Issuer common stock held by Serendipity.