John A. Fichthorn

Insider Reports History

Identity Names, identifiers, and filing context for this profile. 1 identity field
Reporting-owner location
New York, NY
SEC source record Original filing metadata and source links for verification. 1 source field
Latest reporting-owner signature
Tara Ilges, attorney-in-fact for John A. Fichthorn
Source: Latest parsed Forms 3/4/5 signature
Source evidence Original filing metadata and source links for verification. 1 source field
Transaction source note
Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.

Reported holdings for John A. Fichthorn

Form 4 holding Director, 10%+ Owner

QUANTUM CORP /DE/

Security class
Common Stock
Shares / value
14,104,620
Estimated value
$66,996,945
Report date
04 Jun 2026
Price
$4.75
Ownership
by Dialectic Technology SPV LLC
Form 4 holding Director, 10%+ Owner

QUANTUM CORP /DE/

Security class
Warrant (right to buy)
Shares / value
105,911
Estimated value
Report date
01 Jun 2026
Price
Ownership
by Dialectic Technology SPV LLC
Underlying class
Common Stock
Underlying amount
Form 4 holding Director, 10%+ Owner

QUANTUM CORP /DE/

Security class
Convertible Notes
Shares / value
0
Estimated value
Report date
04 Jun 2026
Price
Ownership
by Dialectic Technology SPV LLC
Underlying class
Common Stock
Underlying amount

Insider Reports Filed by John A. Fichthorn

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