DIRTT ENVIRONMENTAL SOLUTION

Ticker: DRTTF CUSIP: 25490H106 Class: FGC

PRELUDE CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001387508)

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

Q2 2023

Shares 23,502 Value ($000) $6 Avg Close $0.36 Range $0.25 - $0.52

Q1 2023

Shares 26,118 Value ($000) $14 Avg Close $0.62 Range $0.43 - $1.07

Q4 2022

Shares 30,377 Value ($000) $16 Avg Close $0.36 Range $0.20 - $0.76

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2023	23,502	$6	$0.36	$0.25 - $0.52
Q1 2023	26,118	$14	$0.62	$0.43 - $1.07
Q4 2022	30,377	$16	$0.36	$0.20 - $0.76