QUANTUM COMPUTING INC

Ticker: QUBT CUSIP: 74766W108 Class: Common Stock

NATIONAL BANK OF CANADA /FI/'s Holding History (CIK: 0000926171)

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

Q4 2025

Shares 291,501 Value ($000) $2,991 Avg Close $14.23 Range $9.50 - $25.84

Q3 2025

Shares 338,967 Value ($000) $6,240 Avg Close $17.16 Range $13.72 - $23.98

Q2 2025

Shares 77,549 Value ($000) $1,487 Avg Close $11.02 Range $5.76 - $21.73

Q1 2025

Shares 3,808 Value ($000) $30 Avg Close $8.80 Range $4.37 - $20.36

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	291,501	$2,991	$14.23	$9.50 - $25.84
Q3 2025	338,967	$6,240	$17.16	$13.72 - $23.98
Q2 2025	77,549	$1,487	$11.02	$5.76 - $21.73
Q1 2025	3,808	$30	$8.80	$4.37 - $20.36