QUANTUM COMPUTING INC

Ticker: QUBT CUSIP: 74766W108 Class: Common Stock

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 549,049 Value ($000) $5,633 Avg Close $14.23 Range $9.50 - $25.84
Q1 2025
Shares 110,256 Value ($000) $1 Avg Close $8.80 Range $4.37 - $20.36
Q4 2024
Shares 31,808 Value ($000) $1 Avg Close $5.49 Range $0.64 - $27.15
Q3 2024
Shares 13,604 Value ($000) $0 Avg Close $0.64 Range $0.35 - $0.82
Q2 2024
Shares 3,205 Value ($000) $0 Avg Close $0.75 Range $0.50 - $1.03
Q4 2023
Shares 1,407 Value ($000) $0 Avg Close $0.86 Range $0.63 - $1.09
Q1 2023
Shares 14,722 Value ($000) $0 Avg Close $1.58 Range $1.15 - $3.49
Q4 2022
Shares 14,510 Value ($000) $0 Avg Close $2.03 Range $1.43 - $2.67
Q3 2022
Shares 18,763 Value ($000) $47 Avg Close $3.01 Range $2.11 - $4.30
Q2 2022
Shares 3,154 Value ($000) $7 Avg Close $2.14 Range $1.42 - $4.40
Q1 2022
Shares 5,489 Value ($000) $14 Avg Close $2.65 Range $1.93 - $3.75