AlphaQuest’s Quantum Corp QMCO Stock Holding History

AlphaQuest’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
2026 Q1	–	Sell	-29,386	Closed	-$190K	–	1587
2025 Q4	$190K	Sell	29,386 -6,150	-17%	-$55.2K	0.01%	1482
2025 Q3	$353K	Buy	35,536 +30,829	+655%	+$259K	0.02%	1045
2025 Q2	$46.9K	Sell	4,707 -4,946	-51%	-$54.7K	﹤0.01%	1643
2025 Q1	$139K	Buy	+9,653	New	+$210K	0.02%	1158

Other funds holding QMCO

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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

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

VFT

Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM

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

SAMU

SONA Asset Management (US) New York $4.74B AUM 11.18% 1-Year Est. Return

Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

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

LPL Financial San Diego, California $445B AUM 25.58% 1-Year Est. Return

AlphaQuest's QMCO Position: Q1 2026 in Review

AlphaQuest sold out of Quantum Corp (QMCO) in Q1 2026, closing a stake of 29,386 shares — an estimated $190K sold.

AlphaQuest first reported a position in QMCO in Q1 2025 and held it in 4 quarters. The position peaked at $353K in Q3 2025. 37 funds tracked by Wall St. Rank hold QMCO as of Q1 2026.

AlphaQuest reported no remaining Quantum Corp position as of Q1 2026 after selling out during the quarter.
AlphaQuest sold 29,386 Quantum Corp shares in Q1 2026, an estimated $190K.
AlphaQuest first reported a position in Quantum Corp in Q1 2025 and held it in 4 quarters.
AlphaQuest's Quantum Corp position peaked at $353K in Q3 2025.
37 funds tracked by Wall St. Rank held Quantum Corp as of Q1 2026.

Based on AlphaQuest's 13F filing for Q1 2026.