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 Q2	$2.17K	Buy	+600	New	+$2.83K	﹤0.01%	7389
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 $828M AUM 37.72% 1-Year Est. Return

Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return

PTP

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

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

SPIA

Steward Partners Investment Advisory New York $19.6B AUM 29.84% 1-Year Est. Return

Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

Marex Group London $23.6B AUM 57.16% 1-Year Est. Return

Mariner Overland Park, Kansas $95.2B AUM 32.92% 1-Year Est. Return

NBC Securities Birmingham, Alabama $1.48B AUM 31.07% 1-Year Est. Return

Osaic Holdings Scottsdale, Arizona $85.1B AUM 27.35% 1-Year Est. Return

Morgan Stanley's QNTM Position: Q2 2026 in Review

Morgan Stanley opened a new position in Quantum Biopharma Class B Subordinate Voting Shares (QNTM) in Q2 2026: 600 shares worth $2.17K. The stake represents ﹤0.01% of the portfolio and ranks #7389 among its holdings. This is a return to the name: Morgan Stanley previously reported a position in QNTM as recently as Q4 2025.

Morgan Stanley first reported a position in QNTM in Q3 2020 and has held it in 10 quarters since. The position peaked at $42K in Q3 2025. 26 funds tracked by Wall St. Rank hold QNTM as of Q2 2026.

Morgan Stanley held 600 shares of Quantum Biopharma Class B Subordinate Voting Shares worth $2.17K as of Q2 2026.
Quantum Biopharma Class B Subordinate Voting Shares was a new Morgan Stanley position in Q2 2026.
Quantum Biopharma Class B Subordinate Voting Shares made up ﹤0.01% of Morgan Stanley's portfolio in Q2 2026, its #7389 holding.
Morgan Stanley first reported a position in Quantum Biopharma Class B Subordinate Voting Shares in Q3 2020 and has held it in 10 quarters since.
Morgan Stanley's Quantum Biopharma Class B Subordinate Voting Shares position peaked at $42K in Q3 2025.
26 funds tracked by Wall St. Rank held Quantum Biopharma Class B Subordinate Voting Shares as of Q2 2026.

Based on Morgan Stanley's 13F filing for Q2 2026, filed 13 Aug 2026.