SEI Investments
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SEI Investments’s Quantum Computing Inc QUBT Stock Holding History

SEI Investments’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 		– Sell
-30,332
Closed -$208K – 3386
2026
Q1 		$208K Sell
30,332
-1,122
-4% -$10.3K ﹤0.01% 2963
2025
Q4 		$323K Buy
31,454
+3,734
+13% +$53.1K ﹤0.01% 2702
2025
Q3 		$510K Buy
27,720
+16,257
+142% +$279K ﹤0.01% 2219
2025
Q2 		$220K Buy
+11,463
New +$126K ﹤0.01% 2527

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

SEI Investments's QUBT Position: Q2 2026 in Review

SEI Investments sold out of Quantum Computing Inc (QUBT) in Q2 2026, closing a stake of 30,332 shares — an estimated $208K sold.

SEI Investments first reported a position in QUBT in Q2 2025 and held it in 4 quarters. The position peaked at $510K in Q3 2025. 313 funds tracked by Wall St. Rank hold QUBT as of Q2 2026.

  • SEI Investments reported no remaining Quantum Computing Inc position as of Q2 2026 after selling out during the quarter.
  • SEI Investments sold 30,332 Quantum Computing Inc shares in Q2 2026, an estimated $208K.
  • SEI Investments first reported a position in Quantum Computing Inc in Q2 2025 and held it in 4 quarters.
  • SEI Investments's Quantum Computing Inc position peaked at $510K in Q3 2025.
  • 313 funds tracked by Wall St. Rank held Quantum Computing Inc as of Q2 2026.

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