Taseko Mines Limited Regulatory News (TKO)

1

Details of the person discharging managerial responsibilities / person closely associated

a.

Name

Bryce Hamming

2

Reason for the notification

a

Position/status

Executive

b

Initial notification/Amendment

Initial Notification

Initial Notification

3

Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor

Name

Taseko Mines Limited

Legal Entity Identifier code

549300XKUO1JSLU7KX54

4

Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted

a.

Description of the

2p Ordinary Shares

Financial instrument, type

of instrument

Identification code

Ordinary Shares

BBG000BTFLR1

b.

Nature of the transaction Acquisition of Shares

1) Exercise of options

2) Disposition of Shares

c.

Price(s) and volume(s)

d.

Aggregated information

• Aggregated volume

• Price

· 30,000

· $6.24 CAD

e.

Date of the transaction

November 20, 2025

f.

Place of the transaction

Toronto Stock Exchange, Main Market and/or NYSE American