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Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Checkbox not checked   Rule 13d-1(b)
Checkbox not checked   Rule 13d-1(c)
Checkbox checked   Rule 13d-1(d)




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SCHEDULE 13G




Comment for Type of Reporting Person:  (1) The percentage set forth in row 11 is calculated based upon 143,726,603 shares of the common stock of Sunshine Silver Mining & Refining Company (the "Issuer") outstanding as of immediately following the closing of the Issuer's initial public offering on June 5, 2026, as reported in the prospectus that the Issuer filed with the Securities and Exchange Commission on June 5, 2026 (the "Final Prospectus"). (2) The number of shares reported in the table above includes options to purchase up to 250,000 shares of the common stock of the Issuer, which vest and become exercisable in three equal annual installments beginning on July 15, 2026.


SCHEDULE 13G




Comment for Type of Reporting Person:  (1) The percentage set forth in row 11 is calculated based upon 143,726,603 shares of the common stock of the Issuer outstanding as of immediately following the closing of the Issuer's initial public offering on June 5, 2026, as set forth in the Final Prospectus. (2) The number of shares reported in the table above includes options to purchase up to 250,000 shares of the common stock of the Issuer, which vest and become exercisable in three equal annual installments beginning on July 15, 2026.


SCHEDULE 13G




Comment for Type of Reporting Person:  (1) The percentage set forth in row 11 is calculated based upon 143,726,603 shares of the common stock of the Issuer outstanding as of immediately following the closing of the Issuer's initial public offering on June 5, 2026, as set forth in the Final Prospectus. (2) The number of shares reported in the table above includes options \warrants to purchase up to 250,000 shares of the common stock of the Issuer, which vest and become exercisable in three equal annual installments beginning on July 15, 2026.


SCHEDULE 13G




Comment for Type of Reporting Person:  (1) The percentage set forth in row 11 is calculated based upon 143,726,603 shares of the common stock of the Issuer outstanding as of immediately following the closing of the Issuer's initial public offering on June 5, 2026, as set forth in the Final Prospectus. (2) The number of shares reported in the table above includes options to purchase up to 250,000 shares of the common stock of the Issuer, which vest and become exercisable in three equal annual installments beginning on July 15, 2026.


SCHEDULE 13G




Comment for Type of Reporting Person:  (1) The percentage set forth in row 11 is calculated based upon 143,726,603 shares of the common stock of the Issuer outstanding as of immediately following the closing of the Issuer's initial public offering on June 5, 2026, as set forth in the Final Prospectus. (2) The number of shares reported in the table above includes options to purchase up to 250,000 shares of the common stock of the Issuer, which vest and become exercisable in three equal annual installments beginning on July 15, 2026.


SCHEDULE 13G




Comment for Type of Reporting Person:  (1) The percentage set forth in row 11 is calculated based upon 143,726,603 shares of the common stock of the Issuer outstanding as of immediately following the closing of the Issuer's initial public offering on June 5, 2026, as set forth in the Final Prospectus. (2) The number of shares reported in the table above includes options to purchase up to 250,000 shares of the common stock of the Issuer, which vest and become exercisable in three equal annual installments beginning on July 15, 2026.


SCHEDULE 13G



 
Ospraie Real Assets Fund LP
 
Signature:/s/ Dwight Anderson
Name/Title:Dwight Anderson/Managing Member of the General Partner of Ospraie Real Assets Fund LP
Date:08/10/2026
 
Ospraie Real Assets GP LLC
 
Signature:/s/ Dwight Anderson
Name/Title:Dwight Anderson/Managing Member
Date:08/10/2026
 
Ospraie Management, LLC
 
Signature:/s/ Dwight Anderson
Name/Title:Dwight Anderson/Sole Owner of the General Partner of the Managing Member of Ospraie Management, LLC
Date:08/10/2026
 
Ospraie Holding I, L.P.
 
Signature:/s/ Dwight Anderson
Name/Title:Dwight Anderson/Sole Owner of the General Partner of Ospraie Holding I, L.P.
Date:08/10/2026
 
Ospraie Management Inc.
 
Signature:/s/ Dwight Anderson
Name/Title:Dwight Anderson/Sole Owner
Date:08/10/2026
 
Dwight Anderson
 
Signature:/s/ Dwight Anderson
Name/Title:Dwight Anderson
Date:08/10/2026
Exhibit Information

Exhibit 99.A - Joint Filing Agreement