Table of Contents I 138

ACHN 2017 Annual Report

Letter to Shareholders	II
Form 10-K	IV
Table of Contents	V
Part I	1
Item 1. Business	1
Executive Officers of the Registrant	31
Item 1A. Risk Factors	33
Item 1B. Unresolved Staff Comments	72
Item 2. Properties	72
Item 3. Legal Proceedings	72
Item 4. Mine Safety Disclosures	72
Part II	73
Item 5. Market for Registrant's Common Equity, Related Stockholder Matters, and Issuer Purchases of Equity Securities	73
Item 6. Selected Financial Data	75
Item 7. Management's Discussion and Analysis of Financial Condition and Results of Operations	77
Item 7A. Quantitative and Qualitative Disclosures About Market Risk	91
Item 8. Financial Statements and Supplementary Data	92
Item 9. Changes in and Disagreements with Accountants on Accounting and Financial Disclosure	92
Item 9A. Controls and Procedures	92
Item 9B. Other Information	96
Part III	97
Item 10. Directors, Executive Officers, and Corporate Governance	97
Item 11. Executive Compensation	97
Item 12. Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters	97
Item 13. Certain Relationships and Related Transactions, and Director Independence	97
Item 14. Principal Accountant Fees and Services	97
Part IV	98
Item 15. Exhibits and Financial Statement Schedules	98
Item 16. Form 10-K Summary	100
Signatures	101

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