QUANTUM CORP /DE/

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Submission of Matters to a Vote of Security Holders

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G)

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G)

Annual Report Scanned (Paper)

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Prospectus Supplement for Primary Offering

Notice of Effectiveness

Registration (IPO) statement under Securities Act of 1933

Annual report pursuant to Section 13 or 15(d)

Results of Operations and Financial Condition

Notification of late filing of Form 10-K

Beneficial ownership report for a holder of more than 5% (Schedule 13D) (amendment)

Termination of a Material Definitive Agreement

Entry into a Material Definitive Agreement

Specialized Disclosure Report

Prospectus Supplement for Primary Offering

Notice of Effectiveness

Correspondence with the SEC

Letter from the SEC

Registration (IPO) statement under Securities Act of 1933

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Results of Operations and Financial Condition

Entry into a Material Definitive Agreement

Additional Information for Proxy Statement/ Votes

Prospectus Supplement for Primary Offering

Notice of Effectiveness

Registration (IPO) statement under Securities Act of 1933

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Annual Report Scanned (Paper)

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Results of Operations and Financial Condition

Preliminary Proxy Statement

Shareholder Nominations Pursuant to Exchange Act Rule 14a-11

Changes in Registrant's Certifying Accountant

Prospectus Supplement for Primary Offering

Notice of Effectiveness

Post-effective amendment to a registration statement

General form for quarterly reports under Section 13 or 15(d) (amendment)

Entry into a Material Definitive Agreement

Additional Information for Proxy Statement/ Votes

Other Events

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Annual report pursuant to Section 13 or 15(d)

Notification of late filing of Form 10-Q

Notification of late filing of Form 10-K

Specialized Disclosure Report

Prospectus Supplement for Primary Offering

Notice of Effectiveness

Letter from the SEC

Correspondence with the SEC

Registration statement under Securities Act of 1933

Definitive Proxy Statement

Preliminary Proxy Statement

General form for quarterly reports under Section 13 or 15(d)

Prospectus Supplement for Primary Offering

Notice of Effectiveness

Correspondence with the SEC

Amended Initial Registration Statement

Letter from the SEC

Letter from the SEC

Correspondence with the SEC

General form for quarterly reports under Section 13 or 15(d)

Letter from the SEC

Correspondence with the SEC

Correspondence with the SEC

Letter from the SEC

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Additional Information for Proxy Statement/ Votes

Annual Report Scanned (Paper)

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

Preliminary Proxy Statement

Specialized Disclosure Report

Notification of late filing of Form 10-Q

Notification of late filing of Form 10-Q

Additional Information for Proxy Statement/ Votes

General form for quarterly reports under Section 13 or 15(d)

Annual Report Scanned (Paper)

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

Specialized Disclosure Report

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Preliminary Proxy Statement

Additional Information for Proxy Statement/ Votes

Blevins Tony J

Tracy John R.

FICHTHORN JOHN

Clancy James C

Meyrath Hugues

Patel Hiral

Jaworksi Don

Craythorne Anthony

White Yue Zhou

Patel Hiral

Craythorne Anthony

Nash Laura A.

Meyrath Hugues

FICHTHORN JOHN

Dialectic Technology SPV LLC

Meyrath Hugues