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Marex Group’s Quantum Computing Inc QUBT Stock Holding History

Marex Group’s Portfolio QUBT Stock Details QUBT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$22.3M Sell
2,302,359
-2,186,553
-49% -$21.3M 0.09% 140
2026
Q1 		$30.7M Sell
4,488,912
-3,783,241
-46% -$34.6M 0.19% 102
2025
Q4 		$84.9M Buy
8,272,153
+5,945,679
+256% +$84.6M 0.53% 48
2025
Q3 		$42.9M Buy
2,326,474
+1,973,867
+560% +$33.9M 0.3% 69
2025
Q2 		$6.76M Buy
352,607
+313,983
+813% +$3.46M 0.06% 152
2025
Q1 		$309K Sell
38,624
-74,823
-66% -$658K 0.01% 453
2024
Q4 		$1.88M Buy
+113,447
New +$623K 0.03% 168
2024
Q1 		– Sell
-10,052
Closed -$9.18K – 643
2023
Q4 		$9.18K Buy
+10,052
New +$8.63K ﹤0.01% 548

Other funds holding QUBT

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
PCM
Penserra Capital Management Orinda, California $13B AUM 71.84% 1-Year Est. Return
DE
Defiance ETFs New York $7.37B AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Mirae Asset Global ETFs Holdings
Mirae Asset Global ETFs Holdings Causeway Bay, Hong Kong $83.9B AUM 60.43% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Marex Group's QUBT Position: Q2 2026 in Review

Marex Group reduced its Quantum Computing Inc (QUBT) stake by 49% in Q2 2026, selling an estimated $21.3M and leaving 2,302,359 shares worth $22.3M. The position accounts for 0.09% of the portfolio, ranked #140.

Marex Group first reported a position in QUBT in Q4 2023 and has held it in 8 quarters since. The position peaked at $84.9M in Q4 2025. 313 funds tracked by Wall St. Rank hold QUBT as of Q2 2026.

  • Marex Group held 2,302,359 shares of Quantum Computing Inc worth $22.3M as of Q2 2026.
  • Marex Group sold 2,186,553 Quantum Computing Inc shares in Q2 2026, an estimated $21.3M.
  • Quantum Computing Inc made up 0.09% of Marex Group's portfolio in Q2 2026, its #140 holding.
  • Marex Group first reported a position in Quantum Computing Inc in Q4 2023 and has held it in 8 quarters since.
  • Marex Group's Quantum Computing Inc position peaked at $84.9M in Q4 2025.
  • 313 funds tracked by Wall St. Rank held Quantum Computing Inc as of Q2 2026.

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