Group One Trading’s Quantum Biopharma Class B Subordinate Voting Shares QNTM Stock Holding History

Group One Trading’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
2023 Q3	–	Sell	-15	Closed	-$1.15K	–	8427
2023 Q2	$1.15K	Sell	15 -3	-17%	-$257	﹤0.01%	7232
2023 Q1	$1.86K	Buy	18 +6	+50%	+$515	﹤0.01%	6631
2022 Q4	$631	Sell	12 -5	-29%	-$277	﹤0.01%	6916
2022 Q3	$1K	Sell	17 -280	-94%	-$16.4K	﹤0.01%	7398
2022 Q2	$15K	Buy	297 +42	+16%	+$2.52K	﹤0.01%	6527
2022 Q1	$14K	Sell	255 -150	-37%	-$9.08K	﹤0.01%	7018
2021 Q4	$27K	Sell	405 -552	-58%	-$47.9K	﹤0.01%	6791
2021 Q3	$98K	Buy	957 +275	+40%	+$29.4K	﹤0.01%	5939
2021 Q2	$78K	Sell	682 -266	-28%	-$30.9K	﹤0.01%	6198
2021 Q1	$118K	Buy	948 +817	+624%	+$114K	﹤0.01%	5511
2020 Q4	$13K	Buy	+131	New	+$15.5K	﹤0.01%	5708

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

Group One Trading's QNTM Position: Q2 2026 in Review

Group One Trading held its Quantum Biopharma Class B Subordinate Voting Shares (QNTM) position steady in Q2 2026 at 34 shares worth $123. The position accounts for ﹤0.01% of the portfolio, ranked #7396.

Group One Trading first reported a position in QNTM in Q3 2021 and has held it in 19 quarters since. The position peaked at $28.9K in Q1 2023. 26 funds tracked by Wall St. Rank hold QNTM as of Q2 2026.

Group One Trading held 34 shares of Quantum Biopharma Class B Subordinate Voting Shares worth $123 as of Q2 2026.
Group One Trading left its Quantum Biopharma Class B Subordinate Voting Shares share count unchanged in Q2 2026.
Quantum Biopharma Class B Subordinate Voting Shares made up ﹤0.01% of Group One Trading's portfolio in Q2 2026, its #7396 holding.
Group One Trading first reported a position in Quantum Biopharma Class B Subordinate Voting Shares in Q3 2021 and has held it in 19 quarters since.
Group One Trading's Quantum Biopharma Class B Subordinate Voting Shares position peaked at $28.9K in Q1 2023.
26 funds tracked by Wall St. Rank held Quantum Biopharma Class B Subordinate Voting Shares as of Q2 2026.

Based on Group One Trading's 13F filing for Q2 2026, filed 14 Aug 2026.