Simplex Trading
QUBT icon

Simplex Trading’s Quantum Computing Inc QUBT Stock Holding History

Simplex Trading’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 		$8.17M Buy
842,600
+345,600
+70% +$3.36M ﹤0.01% 879
2026
Q1 		$3.4M Sell
497,000
-823,800
-62% -$7.53M ﹤0.01% 1390
2025
Q4 		$13.6M Sell
1,320,800
-790,100
-37% -$11.2M 0.01% 697
2025
Q3 		$38.9M Buy
2,110,900
+746,700
+55% +$12.8M 0.02% 417
2025
Q2 		$26.2M Buy
1,364,200
+557,800
+69% +$6.15M 0.02% 468
2025
Q1 		$6.45M Buy
806,400
+198,600
+33% +$1.75M ﹤0.01% 1144
2024
Q4 		$10.1M Buy
+607,800
New +$3.34M 0.01% 1031
2023
Q3 		– Sell
-1,400
Closed -$1K – 9606
2023
Q2 		$1K Sell
1,400
-20,000
-93% -$26.4K ﹤0.01% 8699
2023
Q1 		$28K Sell
21,400
-400
-2% -$632 ﹤0.01% 6561
2022
Q4 		$32K Sell
21,800
-600
-3% -$1.22K ﹤0.01% 6391
2022
Q3 		$56K Buy
22,400
+8,900
+66% +$26.8K ﹤0.01% 6286
2022
Q2 		$32K Sell
13,500
-5,000
-27% -$10.7K ﹤0.01% 7072
2022
Q1 		$48K Buy
18,500
+900
+5% +$2.38K ﹤0.01% 7188
2021
Q4 		$60K Buy
+17,600
New +$93.6K ﹤0.01% 7010

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

Simplex Trading's QUBT Position: Q2 2026 in Review

Simplex Trading reduced its Quantum Computing Inc (QUBT) stake by 53% in Q2 2026, selling an estimated $851K and leaving 78,534 shares worth $762K. The position accounts for ﹤0.01% of the portfolio, ranked #3097.

Simplex Trading first reported a position in QUBT in Q1 2022 and has held it in 13 quarters since. The position peaked at $5.63M in Q4 2025. 314 funds tracked by Wall St. Rank hold QUBT as of Q2 2026.

  • Simplex Trading held 78,534 shares of Quantum Computing Inc worth $762K as of Q2 2026.
  • Simplex Trading sold 87,518 Quantum Computing Inc shares in Q2 2026, an estimated $851K.
  • Quantum Computing Inc made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #3097 holding.
  • Simplex Trading first reported a position in Quantum Computing Inc in Q1 2022 and has held it in 13 quarters since.
  • Simplex Trading's Quantum Computing Inc position peaked at $5.63M in Q4 2025.
  • 314 funds tracked by Wall St. Rank held Quantum Computing Inc as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.