Transaction Details

Footnotes

On September 9, 2021, the reporting person was granted 367,376 restricted stock units ("RSUs") (which, following the Issuer's July 27, 2023 1-for-25 reverse stock split, resulted in 14,695 RSUs), 25% of which vested on March 15, 2022, with the remainder scheduled to vest thereafter in 12 quarterly installments on each of May 15, August 15, November 15 and February 15 subject to the reporting person's continued employment with the Issuer on each applicable vesting date (the "2021 Award"). The reporting person has reported prior grants of RSUs under the 2021 Award in Table II of Form 4. | On March 15, 2022, the reporting person was granted 1,183,224 RSUs (which, following the Issuer's July 27, 2023 1-for-25 reverse stock split, resulted in 47,329 RSUs), 25% of which vested on March 15, 2023, with the remainder scheduled to vest thereafter in 12 quarterly installments on each of May 15, August 15, November 15 and February 15 subject to the reporting person's continued employment with the Issuer on each applicable vesting date (the "2022 Award"). | On June 16, 2023, the reporting person was granted 530,000 RSUs (which, following the Issuer's July 27, 2023 1-for-25 reverse stock split, resulted in 21,200 RSUs), one-third of which vested on March 15, 2024, and the remainder scheduled to vest thereafter in eight quarterly installments on each of May 15, August 15, November 15 and February 15 subject to the reporting person's continued employment with the Issuer on each applicable vesting date (the "2023 Award"). | The shares reported in Column 4 are shares withheld for the payment of taxes associated with the 2021 Award, 2022 Award and 2023 Award. | On May 6, 2024, the reporting person was granted 26,500 RSUs, one-third of which vested on March 15, 2025, and the remainder scheduled to vest thereafter in eight quarterly installments on each of May 15, August 15, November 15 and February 15 subject to the reporting person's continued employment with the Issuer on each applicable vesting date (the "2024 Award"). | The shares reported in Column 4 are shares withheld for the payment of taxes associated with the 2024 Award. | The shares reported in Column 4 are shares withheld for the payment of taxes associated with the 2022 Award, 2023 Award and 2024 Award.