AllianceBernstein
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AllianceBernstein’s Quantum Computing Inc QUBT Stock Holding History

AllianceBernstein’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 		$1.5M Buy
219,252
+8,774
+4% +$85.4K ﹤0.01% 2188
2026
Q1 		$2.16M Sell
210,478
-19,743
-9% -$180K ﹤0.01% 1946
2025
Q4 		$2.36M Buy
230,221
+94,066
+69% +$1.34M ﹤0.01% 1905
2025
Q3 		$2.51M Buy
136,155
+9,832
+8% +$169K ﹤0.01% 1877
2025
Q2 		$2.42M Buy
+126,323
New +$1.39M ﹤0.01% 1839

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
MG
Marex Group London $23.6B AUM 57.16% 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

AllianceBernstein's QUBT Position: Q2 2026 in Review

AllianceBernstein increased its Quantum Computing Inc (QUBT) stake by 4.2% in Q2 2026, buying an estimated $85.4K and bringing the position to 219,252 shares worth $1.5M. The position accounts for ﹤0.01% of the portfolio, ranked #2188.

AllianceBernstein first reported a position in QUBT in Q2 2025 and has held it in 5 quarters since. The position peaked at $2.51M in Q3 2025. 313 funds tracked by Wall St. Rank hold QUBT as of Q2 2026.

  • AllianceBernstein held 219,252 shares of Quantum Computing Inc worth $1.5M as of Q2 2026.
  • AllianceBernstein bought 8,774 Quantum Computing Inc shares in Q2 2026, an estimated $85.4K.
  • Quantum Computing Inc made up ﹤0.01% of AllianceBernstein's portfolio in Q2 2026, its #2188 holding.
  • AllianceBernstein first reported a position in Quantum Computing Inc in Q2 2025 and has held it in 5 quarters since.
  • AllianceBernstein's Quantum Computing Inc position peaked at $2.51M in Q3 2025.
  • 313 funds tracked by Wall St. Rank held Quantum Computing Inc as of Q2 2026.

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