Director/PDMR Shareholding

In brief · summary, not quotable

Taseko Mines Limited announced that Director Ron Thiessen exercised 25,000 share options, which were set to expire on February 1, 2026, and subsequently sold 25,000 common shares at an average price of C$8.14 per share. The option exercise price was C$1.58. These transactions occurred on January 8, 2026, on the Toronto Stock Exchange and/or NYSE American.

Full announcement

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January 14, 2026, Vancouver, BC - Taseko Mines Limited (TSX: TKO; NYSE American: TGB; LSE: TKO) ("Taseko" or the "Company") announces that one of its Directors, Ron Thiessen, has advised the Company that he exercised a total of 25,000 share options, which are due to expire February 1, 2026, and sold a total of 25,000 common shares ("Common Shares") in the capital of the Company at an average price of C$8.14 per share (approximately £4.38/share).

Executives Share Dealings - Further information

	1	Details of the person discharging managerial responsibilities / person closely associated
a.	Name	Ron Thiessen
	2	Reason for the notification
a	Position/status	Director
b	Initial notification/Amendment Initial Notification	Initial Notification
Name		Taseko Mines Limited
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)	Price(s) Volume 1. $1.58 CAD 2. $8.14 CAD 25,000 25,000
d.	Aggregated information • Aggregated volume • Price	· 25,000 · $8.14 CAD
f.	Place of the transaction	Toronto Stock Exchange and/or NYSE American

Brian Bergot, Vice President, Investor Relations - 778-373-4533 or toll free 1-877-441-4533

Stuart McDonald

President and CEO

Cleaned text: letterheads, contacts and legal notices removed. View the original announcement ↗ · Company filings. Not investment advice.