Form4insider filings, from the source

Company · CIK 0000709283 · SIC 3572 — Computer Storage Devices · Nasdaq

QUANTUM CORP /DE/ · QMCO

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $84k · 3net −$84k
$10k$10k$100k$100k$1M$1MbuyssalesJun 27Jul 12Jul 27Aug 12Aug 27Sep 12Sep 27

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 3, 2026 SForm 4 →Aug 5, 4:10 pm EDTAnthony CraythorneChief Revenue Officer1,478$10.73$15,85613,522−9.85%
Jul 2, 2026 SForm 4 →Jul 7, 4:09 pm EDTLaura A. NashChief Accounting Officer260$10.51$2,73310,770−2.36%
Jul 2, 2026 SForm 4 →Jul 7, 4:07 pm EDTHugues MeyrathPresident & CEO, Director6,232$10.51$65,498118,468−5.00%

Reported at this company — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.