What changed 10-Q

Item 1A. Risk Factors

2021-11-10 compared with 2021-08-12 · 3 added, 0 removed, 11 unchanged (21% of the section changed)

10 unchanged sentences

which is incorporated by reference herein.

Unregistered Sales of Equity Securities and Use of Proceeds.

DEFAULTS UPON SENIOR SECURITIES

MINE SAFETY DISCLOSURES

Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.