Fortitude Family Office’s Quantum Corp QMCO Stock Holding History

Fortitude Family Office’s Portfolio QMCO Stock Details QMCO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	–	Sell	-46	Closed	-$459	–	2106
2025 Q2	$459	Buy	+46	New	+$508	﹤0.01%	1854

Other funds holding QMCO

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

AlphaQuest New York $1.79B AUM 10.61% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

FHA

Flagship Harbor Advisors Boston, Massachusetts $2.61B AUM 23.21% 1-Year Est. Return

Royal Bank of Canada Toronto, Ontario, Canada $570B AUM 27.57% 1-Year Est. Return

Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

RCA

Riverview Capital Advisers Boston, Massachusetts $300M AUM 10.98% 1-Year Est. Return

Fortitude Family Office's QMCO Position: Q3 2025 in Review

Fortitude Family Office sold out of Quantum Corp (QMCO) in Q3 2025, closing a stake of 46 shares — an estimated $459 sold.

Fortitude Family Office first reported a position in QMCO in Q2 2025 and held it in 1 quarter. The position peaked at $459 in Q2 2025. 28 funds tracked by Wall St. Rank hold QMCO as of Q3 2025.

Fortitude Family Office reported no remaining Quantum Corp position as of Q3 2025 after selling out during the quarter.
Fortitude Family Office sold 46 Quantum Corp shares in Q3 2025, an estimated $459.
Fortitude Family Office first reported a position in Quantum Corp in Q2 2025 and held it in 1 quarter.
Fortitude Family Office's Quantum Corp position peaked at $459 in Q2 2025.
28 funds tracked by Wall St. Rank held Quantum Corp as of Q3 2025.

Based on Fortitude Family Office's 13F filing for Q3 2025, filed 17 Oct 2025.