500 N. AKARD SREET, DALLAS, TX
Mine Safety - Reporting of Shutdowns and Patterns of Violations
Investor Presentation
2026 Annual Meeting Results; Directors Elected Including Joseph Alvarado
Announces First Quarter 2026 Results and Raises Full Year 2026 Guidance for Continuing Operations
Completes Sale of Barge Business
Annual Report to Security Holders
Announces Fourth Quarter and Full Year 2025 Results
Q1
FY 2024
Q3
Q2
Registration of Securities
Certificate
S-3ASR
Registration Statement for Securities to be Offered to Employees
Additional Proxy Materials
Definitive Proxy Statement
Amended Schedule 13G - Ownership Report
Statement of Changes in Beneficial Ownership
Notice of Proposed Sale of Securities
PREM14A
Specialized Disclosure Report
Submission Upload
Correspondence