SBI Securities
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SBI Securities’s Quantum Biopharma Class B Subordinate Voting Shares QNTM Stock Holding History

SBI Securities’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
Q3 		$846 Buy
235
+156
+197% +$520 ﹤0.01% 2917
2026
Q2 		$286 Buy
79
+4
+5% +$19 ﹤0.01% 3212
2026
Q1 		$362 Buy
75
+20
+36% +$90 ﹤0.01% 3012
2025
Q4 		$402 Sell
55
-100
-65% -$1.09K ﹤0.01% 2952
2025
Q3 		$2.54K Hold
155
– – ﹤0.01% 2330
2025
Q2 		$3.14K Sell
155
-2
-1% -$25 ﹤0.01% 2200
2025
Q1 		$1.21K Buy
157
+57
+57% +$328 ﹤0.01% 2502
2024
Q4 		$368 Buy
+100
New +$471 ﹤0.01% 3008

Other funds holding QNTM

Platform Technology Partners
Platform Technology Partners New York $632M AUM 18.8% 1-Year Est. Return
NBC Securities
NBC Securities Birmingham, Alabama $1.47B AUM 20.38% 1-Year Est. Return
Citigroup
Citigroup New York $308B AUM 40.94% 1-Year Est. Return
Farther Finance Advisors
Farther Finance Advisors San Francisco, California $14.2B AUM 18.33% 1-Year Est. Return
Activest Wealth Management
Activest Wealth Management Aventure, Florida $540M AUM 34.92% 1-Year Est. Return
TD Waterhouse Canada
TD Waterhouse Canada Toronto, Ontario, Canada $38.4B AUM 30.28% 1-Year Est. Return
Root Financial Partners
Root Financial Partners Encinitas, California $2.98B AUM 13.9% 1-Year Est. Return

SBI Securities's QNTM Position: Q3 2026 in Review

SBI Securities increased its Quantum Biopharma Class B Subordinate Voting Shares (QNTM) stake by 197% in Q3 2026, buying an estimated $520 and bringing the position to 235 shares worth $846. The position accounts for ﹤0.01% of the portfolio, ranked #2917.

SBI Securities first reported a position in QNTM in Q4 2024 and has held it in 8 quarters since. The position peaked at $3.14K in Q2 2025. 8 funds tracked by Wall St. Rank hold QNTM as of Q3 2026.

  • SBI Securities held 235 shares of Quantum Biopharma Class B Subordinate Voting Shares worth $846 as of Q3 2026.
  • SBI Securities bought 156 Quantum Biopharma Class B Subordinate Voting Shares shares in Q3 2026, an estimated $520.
  • Quantum Biopharma Class B Subordinate Voting Shares made up ﹤0.01% of SBI Securities's portfolio in Q3 2026, its #2917 holding.
  • SBI Securities first reported a position in Quantum Biopharma Class B Subordinate Voting Shares in Q4 2024 and has held it in 8 quarters since.
  • SBI Securities's Quantum Biopharma Class B Subordinate Voting Shares position peaked at $3.14K in Q2 2025.
  • 8 funds tracked by Wall St. Rank held Quantum Biopharma Class B Subordinate Voting Shares as of Q3 2026.

Based on SBI Securities's 13F filing for Q3 2026, filed 22 Oct 2026.