Morgan Stanley’s Quantum Biopharma Class B Subordinate Voting Shares QNTM Stock Holding History

Morgan Stanley’s Portfolio QNTM Stock Details QNTM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-243	Closed	-$1.77K	–	8544
2025 Q4	$1.77K	Sell	243 -2,321	-91%	-$25.3K	﹤0.01%	7268
2025 Q3	$42K	Buy	2,564 +2,433	+1,857%	+$48K	﹤0.01%	6468
2025 Q2	$2.65K	Sell	131 -2,401	-95%	-$29.6K	﹤0.01%	7166
2025 Q1	$19.5K	Buy	+2,532	New	+$14.6K	﹤0.01%	6581
2021 Q4	–	Sell	-15	Closed	-$2K	–	8136
2021 Q3	$2K	Hold	15	–	–	﹤0.01%	7686
2021 Q2	$2K	Hold	15	–	–	﹤0.01%	7548
2021 Q1	$2K	Hold	15	–	–	﹤0.01%	7290
2020 Q4	$2K	Hold	15	–	–	﹤0.01%	6908
2020 Q3	$3K	Buy	+15	New	+$3.12K	﹤0.01%	6534

Other funds holding QNTM

AdvisorShares Investments Bethesda, Maryland $549M AUM 32.58% 1-Year Est. Return

PTP

Platform Technology Partners New York $611M AUM 25.5% 1-Year Est. Return

Jane Street New York $777B AUM 61.18% 1-Year Est. Return

Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

Marex Group London $15.8B AUM 31.44% 1-Year Est. Return

Virtu Financial New York $2.41B AUM 48.35% 1-Year Est. Return

Mariner Overland Park, Kansas $85.7B AUM 24.21% 1-Year Est. Return

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

Osaic Holdings Scottsdale, Arizona $68.3B AUM 20.5% 1-Year Est. Return

SPIA

Steward Partners Investment Advisory New York $19.6B AUM 22.89% 1-Year Est. Return

Morgan Stanley's QNTM Position: Q1 2026 in Review

Morgan Stanley sold out of Quantum Biopharma Class B Subordinate Voting Shares (QNTM) in Q1 2026, closing a stake of 243 shares — an estimated $1.77K sold.

Morgan Stanley first reported a position in QNTM in Q3 2020 and held it in 9 quarters. The position peaked at $42K in Q3 2025. 25 funds tracked by Wall St. Rank hold QNTM as of Q1 2026.

Morgan Stanley reported no remaining Quantum Biopharma Class B Subordinate Voting Shares position as of Q1 2026 after selling out during the quarter.
Morgan Stanley sold 243 Quantum Biopharma Class B Subordinate Voting Shares shares in Q1 2026, an estimated $1.77K.
Morgan Stanley first reported a position in Quantum Biopharma Class B Subordinate Voting Shares in Q3 2020 and held it in 9 quarters.
Morgan Stanley's Quantum Biopharma Class B Subordinate Voting Shares position peaked at $42K in Q3 2025.
25 funds tracked by Wall St. Rank held Quantum Biopharma Class B Subordinate Voting Shares as of Q1 2026.

Based on Morgan Stanley's 13F filing for Q1 2026, filed 15 May 2026.