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QUANTUM CORP /DE/

QMCO Net selling
CIK 0000709283 #2733 in the set updated 19 Sep 2026
Bought (12 mo)
$0.00
out of their own pocket, the only kind of buying there is
Sold (12 mo)
$124.79K
$0.00 on a plan · $0.00 straight out of an exercise
Sold at will
$124.79K
7 of 7 sales
Net
−$124.79K
−$124.79K against sales at will

By person

17 insiders · 9 transactions
Insider
Role
Bought
Sold
Net
Holding
Worth
Change
Meyrath Hugues
President & CEO
$97.81K (2)
−$97.81K
118,468
$1.27M
+3,124%
Craythorne Anthony
Chief Revenue Officer
$15.86K (1)
−$15.86K
13,522
$145.07K
Nash Laura A.
Chief Accounting Officer
$11.13K (4)
−$11.13K
10,770
$115.54K
+116.6%
FICHTHORN JOHN
Director
14,131,891
$151.61M
+129,956%
Dialectic Technology SPV LLC entity
10% owner
14,104,620
$151.32M
Lerner James J
President & CEO
110,848
$1.19M
+13.0%
White Yue Zhou
Director
41,139
$441.34K
+700.5%
Jaworksi Don
Director
39,675
$425.64K
+979.6%
Gianella Kenneth P.
Chief Financial Officer
32,402
$347.61K
+61.9%
Cabrera Brian E
SVP Chief Admin Ofcr & Secy
28,736
$308.28K
+31.4%
Tracy John R.
Director
27,000
$289.66K
White William Hillis
Chief Financial Officer
25,000
$268.20K
Moorehead Lewis W.
Chief Accounting Officer
24,971
$267.89K
+0.6%
Spanjaard Henk Jan
Chief Revenue Officer
14,903
$159.88K
+139.1%
Clancy James C
Director
13,000
$139.47K
Blevins Tony J
Director
13,000
$139.47K
PACIFIC INVESTMENT MANAGEMENT CO LLC entity
10% owner
0
$0.00
−100.0%

No percentages here. This company's share count has moved by a factor of 8.1 over the window, from 4,848,482 to 39,374,500 shares. A split, a merger or a large issue changes what the company is, and a holding measured at one point in that run is not a fraction of it at another.

Insider
Date
Role
Action
Shares
Price
Amount
Dialectic Technology SPV LLC
4 Jun 2026
10% owner
Exercised, kept
11,020,645
$5.19
$57.24M
FICHTHORN JOHN
4 Jun 2026
Director
Exercised, kept indirect
11,020,645
$5.19
$57.24M

What was left out

Form 4 filings counted 24
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 0
Sales at will 7
Transactions with no price 0
Shares from compensation/vesting 28,423,740
History held since 5 Dec 2016