First Quarter 2026 Earnings Conference Call

May 11, 2026 • 1:00 pm EDT

To Join the Conference Call by Phone:
Toll Free: 888-506-0062
International: 973-528-0011
Participant Access Code: 274819

Conference Call Replay:
Toll Free: 877-481-4010
International: 919-882-2331
Replay Passcode: 53995

Canaccord Genuity’s 5th Annual Global Metals & Mining Conference

May 19 – May 21, 2026

Henderson, Nevada

B. Riley Securities 26th Annual Institutional Investor Conference

May 20 – May 21, 2026

Marina del Rey, CA

Annual and Special Meeting of Shareholders

Jun 4, 2026 • 1:00 pm MDT

Littleton, Colorado

Letter to Shareholders

Form 10-K

2025 Proxy Statement

Form Proxy

Notice of Availability

Maxim Group's Virtual Mining Conference - Mining the Industrial Supply Chain

Apr 21, 2026

Roth Capital 38th Annual Growth Conference.

Mar 22 – Mar 24, 2026

Year-end 2025 Earnings Conference Call

Mar 11, 2026 • 3:00 pm EDT

PDAC 2026

Mar 1 – Mar 4, 2026

Goldman Sachs Energy, CleanTech & Utilities Conference, January 5 - January 7, 2026

Jan 5 – Jan 7, 2026

B. Riley Securities, Convergence Conference: AI, Blockchain & Energy

Dec 4, 2025