-
Feb 17, 2026 23:59 UTC
earnings
materiality 0.75
positive
item 2.02item 9.01
Quantum beats Q3 revenue guidance, posts $2.9M adjusted EBITDA; debt reduced significantly
Revenue $74.6M, above preliminary $72.7M and guidance of $67M±$2M.
-
Feb 02, 2026 23:59 UTC
leadership
materiality 0.50
neutral
item 5.02item 8.01item 9.01
Quantum appoints William H. White as CFO effective Feb 2, 2026
William H. White appointed CFO and principal financial officer, effective Feb 2, 2026.
-
Jan 15, 2026 23:59 UTC
earnings
materiality 0.70
positive
item 2.02item 9.01
Quantum prelim Q3 FY2026 revenue ~$72.7M, above guidance high-end
Revenue of ~$72.7M exceeds guided range high-end of $67M (+/- $2M).
-
Dec 18, 2025 23:59 UTC
debt
materiality 0.75
neutral
item 1.01item 2.03item 3.02item 5.07item 9.01
Quantum closes $54.7M convertible note exchange; potential dilution up to 36.9%
Issued $54.7M senior secured convertible notes to Dialectic at 10% PIK interest, maturing Dec 18, 2028.
-
Nov 13, 2025 23:59 UTC
earnings
materiality 0.75
negative
item 2.02item 9.01
Quantum Q2 FY2026 rev $62.7M; GAAP net loss $46.5M on $25.4M debt extinguishment
Revenue $62.7M at high-end of guidance ($61-63M), down from $71.8M YoY.
-
Oct 28, 2025 23:59 UTC
earnings
materiality 0.50
neutral
item 2.02item 9.01
Quantum prelim Q2 revenue ~$62.5M, at high-end of guidance; opex beats range
Revenue of approx. $62.5M, at high-end of guided $61M ±$2M range.
-
Oct 20, 2025 23:59 UTC
other
materiality 0.10
neutral
item 5.08item 8.01
Quantum sets 2025 annual meeting for Dec 16; shareholder proposal deadline Oct 30
Annual meeting scheduled for December 16, 2025.
-
Oct 06, 2025 23:59 UTC
other_material
materiality 0.60
negative
item 4.01item 9.01
Quantum dismisses Grant Thornton, appoints CohnReznick as auditor; cites material weaknesses in internal controls
Audit Committee dismissed Grant Thornton as independent auditor effective Sept 30, 2025, after competitive process.
-
Sep 23, 2025 23:59 UTC
other_material
materiality 0.85
negative
item 1.01item 2.03item 3.02item 8.01item 9.01
Quantum enters debt-for-equity swap with Dialectic; lender to own ~38% of company
$51.3M term loans exchanged for 3-year 10% PIK convertible notes; conversion price $10/share with reset floor of $4.
-
Sep 15, 2025 23:59 UTC
regulatory
materiality 0.65
positive
item 8.01
Quantum regains Nasdaq compliance for periodic filing requirement
Received Nasdaq letter on Sept 12, 2025 confirming compliance with Listing Rule 5250(c)(1).
-
Sep 10, 2025 23:59 UTC
earnings
materiality 0.75
negative
item 2.02item 9.01
Quantum reports Q1 FY2026 revenue $64.3M, net loss $17.2M; guides Q2 revenue ~$61M
Revenue of $64.3M, down 11% YoY from $72.3M; GAAP net loss $17.2M ($1.87/share) vs $19.9M loss ($4.15) prior year.
-
Aug 28, 2025 23:59 UTC
leadership
materiality 0.40
neutral
item 5.02item 9.01
Quantum appoints James C. Clancy and Tony J. Blevins to board of directors
Appointed James C. Clancy and Tony J. Blevins as directors effective August 27, 2025.
-
Aug 26, 2025 23:59 UTC
regulatory
materiality 0.60
negative
item 3.01item 8.01item 9.01
Quantum receives Nasdaq delisting notice for late 10-Q filing; deadline Sept 15
Notice received Aug 21, 2025 for failure to timely file Q1 FY2026 10-Q.
-
Aug 18, 2025 23:59 UTC
leadership
materiality 0.80
negative
item 1.02item 2.02item 8.01item 5.02
Quantum Corp CFO resigns; terminates PNC credit line; restatement cuts Q3 rev by $3.9M
CFO Lewis Moorehead resigns effective Aug 18, 2025; Laura Nash (CAO) becomes Principal Financial Officer.
-
Aug 08, 2025 23:59 UTC
other_material
materiality 0.70
negative
item 4.02
Quantum restates Q3 FY2025 financials; revenue to decrease ~$3.9M on revenue recognition errors
Board concluded Q3 FY2025 interim financials (Dec 31, 2024) are no longer reliable.
-
Jul 23, 2025 23:59 UTC
other_material
materiality 0.70
negative
item 3.01item 8.01item 9.01
Quantum receives Nasdaq deficiency notice for late 10-K filing; 60 days to cure
Nasdaq notified Quantum on July 17, 2025 of non-compliance with Rule 5250(c)(1) due to delayed FY 2025 10-K.
-
Jul 08, 2025 23:59 UTC
leadership
materiality 0.50
negative
item 5.02
Quantum notifies CRO Henk Jan Spanjaard of intent to terminate employment
On July 1, 2025, Quantum notified CRO Henk Jan Spanjaard of intent to negotiate his termination.
-
Jun 18, 2025 23:59 UTC
leadership
materiality 0.65
neutral
item 5.02item 5.03item 9.01
Quantum appoints Hugues Meyrath CEO with $550K salary; cuts shareholder quorum to 1/3
Hugues Meyrath becomes CEO: $550K base salary, 100% target bonus, 100K RSUs + 100K options vesting over 4 years.
-
Jun 03, 2025 23:59 UTC
leadership
materiality 0.75
neutral
item 2.02item 5.02item 8.01item 9.01
Quantum appoints new CEO Hugues Meyrath; raises ~$60M via equity facility
CEO Jamie Lerner resigned effective June 2, 2025; replaced by board member Hugues Meyrath.