ADURO CLEAN TECHNOLOGIES INC

Ticker: ADUR CUSIP: 007408206 Class: COM NEW

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

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

Q4 2025

Shares 6,925 Value ($000) $72 Avg Close $13.18 Range $9.59 - $17.66

Q3 2025

Shares 6,978 Value ($000) $93 Avg Close $11.57 Range $8.68 - $14.28

Q2 2025

Shares 7,075 Value ($000) $62 Avg Close $6.89 Range $3.49 - $11.97

Q1 2025

Shares 37 Value ($000) $0 Avg Close $5.51 Range $4.50 - $6.55

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	6,925	$72	$13.18	$9.59 - $17.66
Q3 2025	6,978	$93	$11.57	$8.68 - $14.28
Q2 2025	7,075	$62	$6.89	$3.49 - $11.97
Q1 2025	37	$0	$5.51	$4.50 - $6.55