13G Filing: Kingdon Capital and Applied Minerals Inc. (AMNL)

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EXHIBIT A

AGREEMENT

The undersigned agree that this Schedule
13G Amendment No. 4 dated December 21, 2017 relating to Common Stock, $0.001 par value per share of Applied Minerals, Inc., shall
be filed on behalf of the undersigned.

Kingdon Capital Management, L.L.C.

By: /s/ William Walsh

Name: William Walsh

Title: Chief Financial Officer

M. Kingdon Offshore Master Fund L.P.

By: Kingdon GP, LLC, its general partner

By: /s/ Mark Kingdon

Name: Mark Kingdon

Title: Managing Member

Kingdon GP, LLC

By: /s/ Mark Kingdon

Name: Mark Kingdon

Title: Managing Member

/s/Mark Kingdon

Mark Kingdon

Follow Applied Minerals Inc. (OTCMKTS:AMNL)

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