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QMCO — Quantum Corp Institutional Holders · Q3 2026

Who owns Quantum Corp (QMCO)? 3 institutions reported holding $47.29M in SEC 13F filings for Q3 2026 (period ended 2026-09-30). Largest holders: Two Seas Capital LP ($47.3M), GK Wealth Management LLC ($412), Farther Finance Advisors, LLC ($127).

RankInstitutionValueSharesChange
1Two Seas Capital LP$47.3M1.5MTrimmed
2GK Wealth Management LLC$41213New
3Farther Finance Advisors, LLC$1274Hold

Source: SEC Form 13F filings · as of 2026-09-30