Quantum Corp
QMCO- Exchange
- Nasdaq
- Industry
- Computer Storage Devices
- SEC CIK
- 0000709283
In the last 90 days, Quantum Corp insiders filed 0 open-market purchases and 3 sales; 60 institutions reported holding it in 13F filings for Q2 2026, worth $158.1M in total; Oaktree Capital is the only superinvestor holding it.
Superinvestors holding QMCO, Q2 2026
1 superinvestor reports holding Quantum Corp on Form 13F, worth $22.1M in total. Weight is Quantum Corp's share of each 13F portfolio; actions compare shares with Q1 2026.
| Superinvestor | % of portfolio | Shares | Value | vs. previous quarter |
|---|---|---|---|---|
| Oaktree CapitalHoward Marks | 0.4% | 2,011,678 | $22.1M | New |
Moves by quarter
Superinvestors that opened, added to, trimmed or sold out of QMCO each quarter, comparing shares with the quarter before. A superinvestor that didn't file for a quarter isn't listed, and isn't counted as selling.
Q2 2026
1 superinvestor holding at quarter end