InsiderTrades

Form 4 for QMCO QUANTUM CORP /DE/

Accepted 2025-10-03 00:00:00 ET · period of report 2025-10-01 · accession 0001979364-25-000006 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
M 2025-10-03 2025-10-01+ QMCO Nash Laura A. CAO S - Sale $10.71 -729 11.1K -6% -$7,805
2025-10-03 2025-10-01 QMCO Nash Laura A. CAO A - Grant $0.00 +500 11.9K +4% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-10-01 S D 118 $9.91 11,750 D — — (F1) 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, 2023. (F2) Represents a weighted average price. These shares were sold as part of block trades for multiple security holders of the issuer on October 1, 2025, at a price ranging from $9.9026 to $9.9118. 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.
2 Common Common Stock 2025-10-01 A A 500 $0.00 11,868 D — —
3 Common Common Stock 2025-10-02 S D 611 $10.86 11,139 D — — (F3) 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, 2024. (F4) Represents a weighted average price. These shares were sold as part of block trades for multiple security holders of the issuer on October 2, 2025, at a price ranging from $10.85 to $10.87. 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.