Moorehead Lewis W.

SEC source: 0000709283-25-000010 · wk-form4_1745442862.xml · nonDerivative · entry 2

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,971

F1 · shares: Represents the number of shares automatically sold on a non-discretionary basis, to cover tax withholding obligations in connection with the vesting of performance-based stock units granted on July 1, 2022.

F2 · price: Represents a weighted average price. These shares were sold as part of block trades for multiple security holders of the issuer on April 21, 2025, at a price ranging from $9.6144 to $9.67. The reporting person undertakes to provide upon request by the Securities and Exchange Commission, the issuer, or a securityholder of the issuer detailed information regarding the number of shares sold and the prices at which the transactions were executed.

SEC source: 0000709283-25-000010 · wk-form4_1745442862.xml · nonDerivative · entry 1

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,150

SEC source: 0000709283-22-000045 · wf-form4_166561638411207.xml · nonDerivative · entry 1

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 201,553

F1 · shares: 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.

SEC source: 0000709283-22-000041 · wf-form4_166302934524380.xml · nonDerivative · entry 1

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 203,923

F1 · shares: 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 and performance-based stock units granted on September 6, 2019.

F2 · balance_after: Includes 1,577 shares acquired under Quantum Corporation's Employee Stock Purchase Plan on August 5, 2022.

SEC source: 0000709283-22-000032 · wf-form4_165878304364478.xml · nonDerivative · entry 1

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 210,762

F1 · shares: 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 and performance-based stock units granted on July 1, 2020.

SEC source: 0000709283-22-000025 · wf-form4_165714487652412.xml · derivative · entry 2

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 6,600 shares

Expires 2027-07-01

F2 · derivative.exercise_price: Grant of Performance-Based Restricted Stock Units ("PSUs"), each of which represents a contingent right to receive one share of common stock of QMCO, with vesting subject to the achievement of specified level of the average closing price of a share of QMCO common stock during any one hundred (100) calendar day period occurring between July 1, 2022 and July 1, 2027. Vesting is subject to continued employment with QMCO through the later of the achievement date or service vesting date, which will occur 36 months from the grant date on July 1, 2025.

F2 · derivative.exercise_date: Grant of Performance-Based Restricted Stock Units ("PSUs"), each of which represents a contingent right to receive one share of common stock of QMCO, with vesting subject to the achievement of specified level of the average closing price of a share of QMCO common stock during any one hundred (100) calendar day period occurring between July 1, 2022 and July 1, 2027. Vesting is subject to continued employment with QMCO through the later of the achievement date or service vesting date, which will occur 36 months from the grant date on July 1, 2025.

SEC source: 0000709283-22-000025 · wf-form4_165714487652412.xml · nonDerivative · entry 1

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 216,673

F1 · security: 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 July 1, 2023, July 1, 2024 and July 1, 2025.

SEC source: 0000709283-22-000029 · wf-form4a_165731140899533.xml · derivative · entry 2

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 6,660 shares

Expires 2027-07-01

F2 · derivative.exercise_price: Grant of Performance-Based Restricted Stock Units ("PSUs"), each of which represents a contingent right to receive one share of common stock of QMCO, with vesting subject to the achievement of specified level of the average closing price of a share of QMCO common stock during any one hundred (100) calendar day period occurring between July 1, 2022 and July 1, 2027. Vesting is subject to continued employment with QMCO through the later of the achievement date or service vesting date, which will occur 36 months from the grant date on July 1, 2025.

F2 · derivative.exercise_date: Grant of Performance-Based Restricted Stock Units ("PSUs"), each of which represents a contingent right to receive one share of common stock of QMCO, with vesting subject to the achievement of specified level of the average closing price of a share of QMCO common stock during any one hundred (100) calendar day period occurring between July 1, 2022 and July 1, 2027. Vesting is subject to continued employment with QMCO through the later of the achievement date or service vesting date, which will occur 36 months from the grant date on July 1, 2025.

SEC source: 0000709283-22-000029 · wf-form4a_165731140899533.xml · nonDerivative · entry 1

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 216,673

F1 · security: 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 July 1, 2023, July 1, 2024 and July 1, 2025.

SEC source: 0000709283-22-000013 · wf-form4_165101755016778.xml · derivative · entry 2

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 10,422 shares

Expires 2022-04-18

F1 · kind: Exercise of irrevocable subscription rights to acquire shares of common stock at the closing of the Issuer's rights offering on April 22, 2022.

SEC source: 0000709283-22-000013 · wf-form4_165101755016778.xml · nonDerivative · entry 1

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 196,673

F1 · kind: Exercise of irrevocable subscription rights to acquire shares of common stock at the closing of the Issuer's rights offering on April 22, 2022.

F2 · balance_after: Includes 782 shares acquired under Quantum Corporation's Employee Stock Purchase Plan on February 4, 2022.

SEC source: 0000709283-22-000003 · wf-form4_164185635808503.xml · nonDerivative · entry 1

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 185,469

F1 · shares: Represents the number of shares automatically sold, on a non-discretionary basis, to cover tax withholding obligations in connection with the vesting of performance stock units granted on July 1, 2020.

SEC source: 0000709283-21-000076 · wf-form4_163640546926759.xml · nonDerivative · entry 1

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 189,008

F1 · shares: 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 November 1, 2018.

SEC source: 0000709283-21-000066 · wf-form4_163346692918657.xml · derivative · entry 2

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 15,000 shares

Expires 2026-10-01

F2 · derivative.exercise_price: Grant of Performance-Based Restricted Stock Units ("PSUs"), each of which represents a contingent right to receive one share of common stock of QMCO, with vesting subject to the achievement of specified levels of the average closing prices of a share of QMCO common stock during any one hundred (100) calendar day period occurring between October 1, 2021 and October 1, 2026. Vesting is subject to continued employment with QMCO through the later of the achievement date or service vesting date, which occurs in three installments on October 1, 2022, October 1, 2023 and October 1, 2024.

F2 · derivative.exercise_date: Grant of Performance-Based Restricted Stock Units ("PSUs"), each of which represents a contingent right to receive one share of common stock of QMCO, with vesting subject to the achievement of specified levels of the average closing prices of a share of QMCO common stock during any one hundred (100) calendar day period occurring between October 1, 2021 and October 1, 2026. Vesting is subject to continued employment with QMCO through the later of the achievement date or service vesting date, which occurs in three installments on October 1, 2022, October 1, 2023 and October 1, 2024.

SEC source: 0000709283-21-000066 · wf-form4_163346692918657.xml · nonDerivative · entry 1

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 196,550

F1 · security: 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, 2022, October 1, 2023 and October 1, 2024.

SEC source: 0000709283-21-000058 · wf-form4_163156653412879.xml · nonDerivative · entry 1

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 181,550

F1 · shares: 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 and performance-based stock units granted on September 6, 2019.

F2 · balance_after: Includes 761 shares acquired under Quantum Corporation's Employee Stock Purchase Plan on August 5, 2021.

SEC source: 0000709283-21-000032 · wf-form4_162577219361554.xml · nonDerivative · entry 1

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 190,310

F1 · shares: 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 and performance-based stock units granted on July 1, 2020.

SEC source: 0000709283-21-000028 · wf-form4_162309211542749.xml · nonDerivative · entry 1

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 196,780

F1 · shares: Represents the number of shares automatically sold, on a non-discretionary basis, to cover tax withholding obligations in connection with the vesting of performance stock units granted on November 1, 2018.

SEC source: 0000709283-21-000018 · wf-form4_162142886791967.xml · derivative · entry 4

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 6,875 shares

Expires 2025-07-01

F2 · derivative.exercise_price: Performance-Based Restricted Stock Units were previously reported on July 2, 2020, which vest in two equal components upon the later of achievement of specified levels of the average closing prices of a share of QMCO common stock during any hundred (100) calendar day period, and upon specified service dates, whichever is later. The second achievement date occurred on May 11, 2021, as certified by the leadership and compensation committee of QMCO, resulting in 6,875 units meeting the appropriate performance-based conditions. However, these shares remain subject to time-based vesting conditions and will therefore vest on July 1, 2023, subject to continued employment. These shares are reflected on Table I, and no units remain subject to these performance-based and time-based vesting conditions.

F2 · derivative.exercise_date: Performance-Based Restricted Stock Units were previously reported on July 2, 2020, which vest in two equal components upon the later of achievement of specified levels of the average closing prices of a share of QMCO common stock during any hundred (100) calendar day period, and upon specified service dates, whichever is later. The second achievement date occurred on May 11, 2021, as certified by the leadership and compensation committee of QMCO, resulting in 6,875 units meeting the appropriate performance-based conditions. However, these shares remain subject to time-based vesting conditions and will therefore vest on July 1, 2023, subject to continued employment. These shares are reflected on Table I, and no units remain subject to these performance-based and time-based vesting conditions.

SEC source: 0000709283-21-000018 · wf-form4_162142886791967.xml · derivative · entry 3

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 16,000 shares

Expires 2029-09-06

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Performance-Based Restricted Stock Units were previously reported on September 10, 2019, which vest in three equal components upon the later of achievement of specified levels of the average closing prices of a share of QMCO common stock during any hundred (100) calendar day period, and upon specified service dates, whichever is later. The third achievement date occurred on May 11, 2021, as certified by the leadership and compensation committee of QMCO, resulting in 16,000 units meeting the appropriate performance-based conditions. However, these shares remain subject to time-based vesting conditions and will therefore vest on September 5, 2022, subject to continued employment. These shares are reflected on Table I, and no units remain that are subject to these performance-based and time-based vesting conditions.

F1 · derivative.exercise_date: Performance-Based Restricted Stock Units were previously reported on September 10, 2019, which vest in three equal components upon the later of achievement of specified levels of the average closing prices of a share of QMCO common stock during any hundred (100) calendar day period, and upon specified service dates, whichever is later. The third achievement date occurred on May 11, 2021, as certified by the leadership and compensation committee of QMCO, resulting in 16,000 units meeting the appropriate performance-based conditions. However, these shares remain subject to time-based vesting conditions and will therefore vest on September 5, 2022, subject to continued employment. These shares are reflected on Table I, and no units remain that are subject to these performance-based and time-based vesting conditions.

SEC source: 0000709283-21-000018 · wf-form4_162142886791967.xml · nonDerivative · entry 2

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 204,857

F3 · security: Grant of Performance-Based Restricted Stock Units ("PSUs"), each of which represents a contingent right to receive one share of common stock of QMCO, acquired with vesting subject to the achievement of specified performance-based conditions, occurred on May 11, 2021 as certified by the leadership and compensation committee of QMCO, resulting in 13,750 units for the Free Cash Flow results based on the Company's performance as of March 31, 2021 (end of the QMCO's Fiscal 2021 Year). 100% of PSUs are earned as 100% of the free cash flow target performance goal is achieved. However, these shares remain subject to time-based vesting conditions and will therefore vest in equal installments with 1/3rd July 1, 2021, 1/3rd July 1, 2022 and 1/3rd July 1, 2023, subject to continued employment.

SEC source: 0000709283-21-000018 · wf-form4_162142886791967.xml · nonDerivative · entry 1

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 191,107

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · security: Performance-Based Restricted Stock Units were previously reported on September 10, 2019, which vest in three equal components upon the later of achievement of specified levels of the average closing prices of a share of QMCO common stock during any hundred (100) calendar day period, and upon specified service dates, whichever is later. The third achievement date occurred on May 11, 2021, as certified by the leadership and compensation committee of QMCO, resulting in 16,000 units meeting the appropriate performance-based conditions. However, these shares remain subject to time-based vesting conditions and will therefore vest on September 5, 2022, subject to continued employment. These shares are reflected on Table I, and no units remain that are subject to these performance-based and time-based vesting conditions.

F2 · security: Performance-Based Restricted Stock Units were previously reported on July 2, 2020, which vest in two equal components upon the later of achievement of specified levels of the average closing prices of a share of QMCO common stock during any hundred (100) calendar day period, and upon specified service dates, whichever is later. The second achievement date occurred on May 11, 2021, as certified by the leadership and compensation committee of QMCO, resulting in 6,875 units meeting the appropriate performance-based conditions. However, these shares remain subject to time-based vesting conditions and will therefore vest on July 1, 2023, subject to continued employment. These shares are reflected on Table I, and no units remain subject to these performance-based and time-based vesting conditions.

SEC source: 0000709283-21-000008 · wf-form4_161584267238458.xml · derivative · entry 3

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,875

Underlying: Common Stock · 6,875 shares

Expires 2025-07-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Performance-Based Restricted Stock Units were previously reported on July 2, 2020, which vest in two equal components upon the later of achievement of specified levels of the average closing prices of a share of QMCO common stock during any hundred (100) calendar day period, and upon specified service dates, whichever is later. The first achievement date occurred on March 11, 2021, as certified by the leadership and compensation committee of QMCO, resulting in 6,875 units meeting the appropriate performance-based conditions. However, these shares remain subject to time-based vesting conditions and will therefore vest on January 1, 2022, subject to continued employment. These shares are reflected on Table I, and 6,875 units remaining subject to these performance-based and time-based vesting conditions.

F2 · derivative.exercise_date: Performance-Based Restricted Stock Units were previously reported on July 2, 2020, which vest in two equal components upon the later of achievement of specified levels of the average closing prices of a share of QMCO common stock during any hundred (100) calendar day period, and upon specified service dates, whichever is later. The first achievement date occurred on March 11, 2021, as certified by the leadership and compensation committee of QMCO, resulting in 6,875 units meeting the appropriate performance-based conditions. However, these shares remain subject to time-based vesting conditions and will therefore vest on January 1, 2022, subject to continued employment. These shares are reflected on Table I, and 6,875 units remaining subject to these performance-based and time-based vesting conditions.

SEC source: 0000709283-21-000008 · wf-form4_161584267238458.xml · derivative · entry 2

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,000

Underlying: Common Stock · 16,000 shares

Expires 2029-09-06

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Performance-Based Restricted Stock Units were previously reported on September 10, 2019, which vest in three equal components upon the later of achievement of specified levels of the average closing prices of a share of QMCO common stock during any hundred (100) calendar day period, and upon specified service dates, whichever is later. The second achievement date occurred on March 11, 2021, as certified by the leadership and compensation committee of QMCO, resulting in 16,000 units meeting the appropriate performance-based conditions. However, these shares remain subject to time-based vesting conditions and will therefore vest on September 5, 2021, subject to continued employment. These shares are reflected on Table I, and 16,000 units remaining subject to these performance-based and time-based vesting conditions

F1 · derivative.exercise_date: Performance-Based Restricted Stock Units were previously reported on September 10, 2019, which vest in three equal components upon the later of achievement of specified levels of the average closing prices of a share of QMCO common stock during any hundred (100) calendar day period, and upon specified service dates, whichever is later. The second achievement date occurred on March 11, 2021, as certified by the leadership and compensation committee of QMCO, resulting in 16,000 units meeting the appropriate performance-based conditions. However, these shares remain subject to time-based vesting conditions and will therefore vest on September 5, 2021, subject to continued employment. These shares are reflected on Table I, and 16,000 units remaining subject to these performance-based and time-based vesting conditions

SEC source: 0000709283-21-000008 · wf-form4_161584267238458.xml · nonDerivative · entry 1

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 168,232

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · security: Performance-Based Restricted Stock Units were previously reported on September 10, 2019, which vest in three equal components upon the later of achievement of specified levels of the average closing prices of a share of QMCO common stock during any hundred (100) calendar day period, and upon specified service dates, whichever is later. The second achievement date occurred on March 11, 2021, as certified by the leadership and compensation committee of QMCO, resulting in 16,000 units meeting the appropriate performance-based conditions. However, these shares remain subject to time-based vesting conditions and will therefore vest on September 5, 2021, subject to continued employment. These shares are reflected on Table I, and 16,000 units remaining subject to these performance-based and time-based vesting conditions

F2 · security: Performance-Based Restricted Stock Units were previously reported on July 2, 2020, which vest in two equal components upon the later of achievement of specified levels of the average closing prices of a share of QMCO common stock during any hundred (100) calendar day period, and upon specified service dates, whichever is later. The first achievement date occurred on March 11, 2021, as certified by the leadership and compensation committee of QMCO, resulting in 6,875 units meeting the appropriate performance-based conditions. However, these shares remain subject to time-based vesting conditions and will therefore vest on January 1, 2022, subject to continued employment. These shares are reflected on Table I, and 6,875 units remaining subject to these performance-based and time-based vesting conditions.

F3 · balance_after: Includes 707 shares acquired under Quantum Corporation's Employee Stock Purchase Plan on February 5, 2021.

SEC source: 0000709283-20-000045 · wf-form4_160876972350546.xml · nonDerivative · entry 1

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 144,650

F1 · shares: Represents the number of shares automatically sold, on a non-discretionary basis, to cover tax withholding obligations in connection with the vesting of performance stock units granted on September 6, 2019 and restricted stock units granted on November 1, 2018 and September 6, 2019.

F2 · price: This is the price of the shares sold, $6.3657 per share. Upon request by the Commission staff, Quantum Corporation, or a security holder of the Quantum Corporation, the Reporting Person will provide full information regarding the number of shares sold at this price as set forth in this Form 4.

SEC source: 0000709283-20-000025 · wf-form4_159847337387936.xml · nonDerivative · entry 1

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 157,962

F1 · shares: Represents the number of shares automatically sold, on a non-discretionary basis, to cover tax withholding obligations in connection with the vesting of performance stock units granted on November 1, 2018.

F2 · price: This is the weighted average price of the shares sold, which ranged from $5.3798 to $5.5240 per share. Upon request by the Commission staff, Quantum Corporation, or a security holder of the Quantum Corporation, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4.

F3 · balance_after: Includes 596 shares acquired under Quantum Corporation's Employee Stock Purchase Plan on August 5, 2020.

SEC source: 0000709283-20-000014 · wf-form4_159372154070823.xml · derivative · entry 2

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 13,750 shares

Expires 2025-07-01

F2 · derivative.exercise_price: Grant of Performance-Based Restricted Stock Units ("PSUs"), each of which represents a contingent right to receive one share of common stock of QMCO, with vesting subject to the achievement of specified levels of the average closing prices of a share of QMCO common stock during any one hundred (100) calendar day period occurring between July 1, 2020 and July 1, 2025. Vesting is subject to continued employment with QMCO through the later of the achievement date or service vesting date, which occurs in two equal installments on January 1, 2022 and July 1, 2023.

F2 · derivative.exercise_date: Grant of Performance-Based Restricted Stock Units ("PSUs"), each of which represents a contingent right to receive one share of common stock of QMCO, with vesting subject to the achievement of specified levels of the average closing prices of a share of QMCO common stock during any one hundred (100) calendar day period occurring between July 1, 2020 and July 1, 2025. Vesting is subject to continued employment with QMCO through the later of the achievement date or service vesting date, which occurs in two equal installments on January 1, 2022 and July 1, 2023.

SEC source: 0000709283-20-000014 · wf-form4_159372154070823.xml · nonDerivative · entry 1

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 161,831

F1 · security: 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 July 1, 2021, July 1, 2022 and July 1, 2023.

SEC source: 0001628280-20-003829 · wf-form4_158465023374317.xml · derivative · entry 3

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,000

Underlying: Common Stock · 16,000 shares

Expires 2029-09-06

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Performance-Based Restricted Stock Units were previously reported on September 10, 2019, which vest in three equal components upon the later of achievement of specified levels of the average closing prices of a share of QMCO common stock during any hundred (100) calendar day period, and upon specified service dates, whichever is later. The first achievement date occurred on March 17, 2020, as certified by the leadership and compensation committee of QMCO, resulting in 16,000 units meeting the appropriate performance-based conditions. However, these shares remain subject to time-based vesting conditions and will therefore vest on September 5, 2020, subject to continued employment. These shares are reflected on Table I, and 32,000 units remaining subject to these performance-based and time-based vesting conditions.

F2 · derivative.exercise_date: Performance-Based Restricted Stock Units were previously reported on September 10, 2019, which vest in three equal components upon the later of achievement of specified levels of the average closing prices of a share of QMCO common stock during any hundred (100) calendar day period, and upon specified service dates, whichever is later. The first achievement date occurred on March 17, 2020, as certified by the leadership and compensation committee of QMCO, resulting in 16,000 units meeting the appropriate performance-based conditions. However, these shares remain subject to time-based vesting conditions and will therefore vest on September 5, 2020, subject to continued employment. These shares are reflected on Table I, and 32,000 units remaining subject to these performance-based and time-based vesting conditions.

SEC source: 0001628280-20-003829 · wf-form4_158465023374317.xml · derivative · entry 2

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 16,666 shares

Expires 2022-06-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Performance-Based Restricted Stock Units were previously reported on October 2, 2019, which vest in three equal components upon the later of achievement of specified levels of the average closing prices of a share of QMCO common stock during any sixty (60) day trading period between June 1, 2018 and May 31, 2022, and upon specified service dates, whichever is later. The third achievement date occurred on March 17, 2020, as certified by the leadership and compensation committee of QMCO, resulting in 16,666 units meeting the appropriate performance-based conditions. However, these shares remain subject to time-based vesting conditions and will therefore vest on May 31, 2021, subject to continued employment. These shares are reflected on Table I, and no units remain subject to these performance-based and time-based vesting conditions.

F1 · derivative.exercise_date: Performance-Based Restricted Stock Units were previously reported on October 2, 2019, which vest in three equal components upon the later of achievement of specified levels of the average closing prices of a share of QMCO common stock during any sixty (60) day trading period between June 1, 2018 and May 31, 2022, and upon specified service dates, whichever is later. The third achievement date occurred on March 17, 2020, as certified by the leadership and compensation committee of QMCO, resulting in 16,666 units meeting the appropriate performance-based conditions. However, these shares remain subject to time-based vesting conditions and will therefore vest on May 31, 2021, subject to continued employment. These shares are reflected on Table I, and no units remain subject to these performance-based and time-based vesting conditions.

SEC source: 0001628280-20-003829 · wf-form4_158465023374317.xml · nonDerivative · entry 1

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 134,331

F1 · security: Performance-Based Restricted Stock Units were previously reported on October 2, 2019, which vest in three equal components upon the later of achievement of specified levels of the average closing prices of a share of QMCO common stock during any sixty (60) day trading period between June 1, 2018 and May 31, 2022, and upon specified service dates, whichever is later. The third achievement date occurred on March 17, 2020, as certified by the leadership and compensation committee of QMCO, resulting in 16,666 units meeting the appropriate performance-based conditions. However, these shares remain subject to time-based vesting conditions and will therefore vest on May 31, 2021, subject to continued employment. These shares are reflected on Table I, and no units remain subject to these performance-based and time-based vesting conditions.

F2 · security: Performance-Based Restricted Stock Units were previously reported on September 10, 2019, which vest in three equal components upon the later of achievement of specified levels of the average closing prices of a share of QMCO common stock during any hundred (100) calendar day period, and upon specified service dates, whichever is later. The first achievement date occurred on March 17, 2020, as certified by the leadership and compensation committee of QMCO, resulting in 16,000 units meeting the appropriate performance-based conditions. However, these shares remain subject to time-based vesting conditions and will therefore vest on September 5, 2020, subject to continued employment. These shares are reflected on Table I, and 32,000 units remaining subject to these performance-based and time-based vesting conditions.

SEC source: 0000899243-19-027356 · doc4.xml · derivative · entry 2

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,666

Underlying: Common Stock · 16,667 shares

Expires 2029-11-13

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Performance-Based Restricted Stock Units were previously reported on October 2, 2019, which vest in three equal components upon the later of achievement of specified levels of the average closing prices of a share of QMCO common stock during any sixty (60) day trading period between June 1, 2018 and May 31, 2022, and upon specified service dates, whichever is later. The second achievement date occurred on November 13, 2019, as certified by the leadership and compensation committee of QMCO, resulting in 16,667 units meeting the appropriate performance-based conditions. However, these shares remain subject to time-based vesting conditions and will therefore vest on May 31, 2020, subject to continued employment. These shares are reflected on Table I, and 16,666 units remaining subject to performance-based and time-based vesting conditions.

F1 · derivative.exercise_date: Performance-Based Restricted Stock Units were previously reported on October 2, 2019, which vest in three equal components upon the later of achievement of specified levels of the average closing prices of a share of QMCO common stock during any sixty (60) day trading period between June 1, 2018 and May 31, 2022, and upon specified service dates, whichever is later. The second achievement date occurred on November 13, 2019, as certified by the leadership and compensation committee of QMCO, resulting in 16,667 units meeting the appropriate performance-based conditions. However, these shares remain subject to time-based vesting conditions and will therefore vest on May 31, 2020, subject to continued employment. These shares are reflected on Table I, and 16,666 units remaining subject to performance-based and time-based vesting conditions.

SEC source: 0000899243-19-027356 · doc4.xml · nonDerivative · entry 1

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 101,665

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · security: Performance-Based Restricted Stock Units were previously reported on October 2, 2019, which vest in three equal components upon the later of achievement of specified levels of the average closing prices of a share of QMCO common stock during any sixty (60) day trading period between June 1, 2018 and May 31, 2022, and upon specified service dates, whichever is later. The second achievement date occurred on November 13, 2019, as certified by the leadership and compensation committee of QMCO, resulting in 16,667 units meeting the appropriate performance-based conditions. However, these shares remain subject to time-based vesting conditions and will therefore vest on May 31, 2020, subject to continued employment. These shares are reflected on Table I, and 16,666 units remaining subject to performance-based and time-based vesting conditions.

SEC source: 0000899243-19-025111 · doc4.xml · derivative · entry 4

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,333

Underlying: Common Stock · 16,667 shares

Expires 2029-10-02

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Grant of 50,000 Performance-Based Restricted Stock Units, each of which represents a contingent right to receive one share of common stock of QMCO, with vesting subject to the achievement of specified levels of the average closing prices of a share of QMCO common stock during any sixty (60) day trading period between June 1, 2018 and May 31, 2022. Vesting is subject to continued employment with the Company through the later of the achievement date or service vesting date, which occurs in three equal annual installments on May 31, 2019, May 31, 2020 and May 31, 2021. The first achievement date occurred on October 2, 2019, as certified by the leadership and compensation committee of QMCO, resulting in 16,667 units vesting, as reflected on Table I, and 33,333 units remaining subject to performance-based and time-based vesting conditions.

F2 · derivative.exercise_date: Grant of 50,000 Performance-Based Restricted Stock Units, each of which represents a contingent right to receive one share of common stock of QMCO, with vesting subject to the achievement of specified levels of the average closing prices of a share of QMCO common stock during any sixty (60) day trading period between June 1, 2018 and May 31, 2022. Vesting is subject to continued employment with the Company through the later of the achievement date or service vesting date, which occurs in three equal annual installments on May 31, 2019, May 31, 2020 and May 31, 2021. The first achievement date occurred on October 2, 2019, as certified by the leadership and compensation committee of QMCO, resulting in 16,667 units vesting, as reflected on Table I, and 33,333 units remaining subject to performance-based and time-based vesting conditions.

SEC source: 0000899243-19-025111 · doc4.xml · derivative · entry 3

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 50,000

Underlying: Common Stock · 50,000 shares

Expires 2029-10-02

F2 · derivative.exercise_price: Grant of 50,000 Performance-Based Restricted Stock Units, each of which represents a contingent right to receive one share of common stock of QMCO, with vesting subject to the achievement of specified levels of the average closing prices of a share of QMCO common stock during any sixty (60) day trading period between June 1, 2018 and May 31, 2022. Vesting is subject to continued employment with the Company through the later of the achievement date or service vesting date, which occurs in three equal annual installments on May 31, 2019, May 31, 2020 and May 31, 2021. The first achievement date occurred on October 2, 2019, as certified by the leadership and compensation committee of QMCO, resulting in 16,667 units vesting, as reflected on Table I, and 33,333 units remaining subject to performance-based and time-based vesting conditions.

F2 · derivative.exercise_date: Grant of 50,000 Performance-Based Restricted Stock Units, each of which represents a contingent right to receive one share of common stock of QMCO, with vesting subject to the achievement of specified levels of the average closing prices of a share of QMCO common stock during any sixty (60) day trading period between June 1, 2018 and May 31, 2022. Vesting is subject to continued employment with the Company through the later of the achievement date or service vesting date, which occurs in three equal annual installments on May 31, 2019, May 31, 2020 and May 31, 2021. The first achievement date occurred on October 2, 2019, as certified by the leadership and compensation committee of QMCO, resulting in 16,667 units vesting, as reflected on Table I, and 33,333 units remaining subject to performance-based and time-based vesting conditions.

SEC source: 0000899243-19-025111 · doc4.xml · nonDerivative · entry 2

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 84,998

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · security: Grant of 50,000 Performance-Based Restricted Stock Units, each of which represents a contingent right to receive one share of common stock of QMCO, with vesting subject to the achievement of specified levels of the average closing prices of a share of QMCO common stock during any sixty (60) day trading period between June 1, 2018 and May 31, 2022. Vesting is subject to continued employment with the Company through the later of the achievement date or service vesting date, which occurs in three equal annual installments on May 31, 2019, May 31, 2020 and May 31, 2021. The first achievement date occurred on October 2, 2019, as certified by the leadership and compensation committee of QMCO, resulting in 16,667 units vesting, as reflected on Table I, and 33,333 units remaining subject to performance-based and time-based vesting conditions.

SEC source: 0000899243-19-025111 · doc4.xml · nonDerivative · entry 1

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 68,331

F1 · security: Grant of Restricted Stock Units ("RSUs"), each of which represents a contingent right to receive one share of common stock of QMCO. The RSUs vest in three equal annual installments on November 1, 2019, November 1, 2020 and November 1, 2021, subject to continued employment.

SEC source: 0000899243-19-023276 · doc4.xml · derivative · entry 2

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 48,000

Underlying: Common Stock · 48,000 shares

Expires 2029-09-06

F2 · derivative.exercise_price: Grant of Performance-Based Restricted Stock Units, each of which represents a contingent right to receive one share of common stock of QMCO, with vesting subject to the achievement of specified levels of the average closing prices of a share of QMCO common stock during any hundred (100) day trading period. Vesting is subject to continued employment with the Company through the later of the achievement date or service vesting date, which occurs in three equal annual installments on September 5, 2020, September 5, 2021 and September 5, 2022.

F2 · derivative.exercise_date: Grant of Performance-Based Restricted Stock Units, each of which represents a contingent right to receive one share of common stock of QMCO, with vesting subject to the achievement of specified levels of the average closing prices of a share of QMCO common stock during any hundred (100) day trading period. Vesting is subject to continued employment with the Company through the later of the achievement date or service vesting date, which occurs in three equal annual installments on September 5, 2020, September 5, 2021 and September 5, 2022.

SEC source: 0000899243-19-023276 · doc4.xml · nonDerivative · entry 1

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,331

F1 · security: Grant of Restricted Stock Units ("RSUs"), each of which represents a contingent right to receive one share of common stock of QMCO. The RSUs vest in three equal annual installments on September 6, 2020, September 6, 2021 and September 6, 2022.

SEC source: 0000899243-19-022615 · doc4.xml · nonDerivative · entry 3

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,331

SEC source: 0000899243-19-022615 · doc4.xml · nonDerivative · entry 2

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,000

SEC source: 0000899243-19-022615 · doc4.xml · nonDerivative · entry 1

Moorehead Lewis W. · CIK 0001597383 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 500