What changed in this filing

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Item 1A. Risk Factors

2021-08-02 compared with 2021-05-10 · 14 added, 12 removed, 3 unchanged (90% of the section changed)

Risk Factors.

are certain risks and uncertainties in our business that could cause our actual results to differ materially from those anticipated.

A detailed discussion of our risk factors was included in Part I, Item 1A, “Risk Factors” of our Annual Report on Form 10-K

for the year ended December 31, 2020, filed with the Securities and Exchange Commission on March 4, 2021.

These risk factors should be

read carefully in connection with evaluating our business and in connection with the forward-looking statements and other information

contained in this Quarterly Report on Form 10-Q.

Any of the risks described in the Annual Report on Form 10-K for the year ended December

31, 2020, could materially affect our business, financial condition or future results and the actual outcome of matters as to which forward-looking

statements are made.

There have been no material changes to the risk factors set forth in the Annual Report on Form 10-K for the year

ended December 31, 2020.

Unregistered Sales of Equity Securities and Use of Proceeds.

There are certain risks and

uncertainties in our business that could cause our actual results to differ materially from those anticipated.

A detailed discussion

of our risk factors was included in Part I, Item 1A, “Risk Factors” of our Annual Report on Form 10-K for the year ended

December 31, 2020, filed with the Securities and Exchange Commission on March 4, 2021.

These risk factors should be read carefully in

connection with evaluating our business and in connection with the forward-looking statements and other information contained in this

Quarterly Report on Form 10-Q.

Any of the risks described in the Annual Report on Form 10-K for the year ended December 31, 2020, could

materially affect our business, financial condition or future results and the actual outcome of matters as to which forward-looking statements

There have been no material changes to the risk factors set forth in the Annual Report on Form 10-K for the year ended December

Unregistered Sales

of Equity Securities and Use of Proceeds.

Defaults Upon Senior Securities.

Mine Safety Disclosures.

Not applicable.

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.

What changed 10-Q

Item 1A. Risk Factors