#1 Represents the number of shares automatically sold on a non-discretionary basis, to cover tax withholding obligations in connection with the vesting of restricted stock units granted on October 1, 2021, July 1, 2022 and July 1, 2023.

#1 Represents the number of shares automatically sold, on a non-discretionary basis, to cover tax withholding obligations in connection with the vesting of restricted stock units granted on October 1, 2021.

#1 Grant of Restricted Stock Units (RSUs), each of which represents a contingent right to receive one share of common stock of QMCO. Vesting is subject to continued employment with QMCO through the service vesting date, which occurs in three equal annual installments on April 1, 2025, April 1, 2026 and April 1, 2027.

#1 Grant of Restricted Stock Units (RSUs), each of which represents a contingent right to receive one share of common stock of QMCO. Vesting is subject to continued employment with QMCO through the service vesting date, which occurs in three equal annual installments on October 1, 2025, October 1, 2026 and October 1, 2027. Delayed filing arose from an error related to effecting the reverse stock split within QMCOs stock plan administration platform and the resulting delay of the distribution of the equity award agreement to reporting person. Reporting person has elected to continue to use the grant date for the reported transaction date notwithstanding the delayed distribution of the equity award agreement.