Browse EX-10 agreements

**SURFACE LEASE AND ASSIGNMENT OF MINING LEASE **

**BY AND AMONG **

**SPENCER W. LYMAN and CAROLYN MOTHERWAY LYMAN, **

**LYMAN RESOURCES IN ALASKA, INC.,
an Alaska corporation **

AND

DONLIN GOLD LLC,
a Delaware limited liability company

Dated and Effective

as of

May 9, 2012

TABLE OF CONTENTS

Page

1.     Definitions	2
2.     Lease of the Lyman Lands and Assignment of the Lyman Leasehold	2
2.1   Lease of the Lyman Lands	2
2.2   Assignment of the Lyman Leasehold	2
3.     Suspension of the Lyman Placer Lease	2
4.    Lease Term	2
4.1   Primary Term	2

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BIDDER’S PREFERENCE AGREEMENT

THIS BIDDER’S PREFERENCE AGREEMENT, dated effective June 6, 2014 (hereinafter referred to as “Agreement”), regardless of the dates upon which it actually is executed by the parties hereto, is by and among: (a) DONLIN GOLD LLC, a Delaware limited liability corporation whose address is 4720 Business Park Blvd., Suite G-25, Anchorage, Alaska 99503 (hereinafter referred to as “DGLLC”); (b) CALISTA CORPORATION, an Alaskan corporation whose address is 301 Calista Court, Suite A, Anchorage, Alaska 99518 (hereinafter referred to as “Calista”); and (c) THE KUSKOKWIM CORPORATION, an Alaskan corporation whose address is 4300 B Street, Suite 207, Anchorage, Alaska 99503 (hereinafter referred to as “TKC”).

RECITALS

A. DGLLC, formerly known as Donlin Creek LLC, (“DCLLC”) and Calista are parties to a Restated Exploration and Lode Mining Lease, dated effective May 1, 1995 (hereinafter referred to as the “Mining Lease”).

…

REVISED AND RESTATED

SURFACE USE AGREEMENT*

effective June 6, 2014

between

THE KUSKOKWIM CORPORATION

and

DONLIN GOLD LLC

* Surface Use Agreement originally effective June 5, 1995 as revised and restated effective June 6, 2014.

TABLE OF CONTENTS

Page

SURFACE USE AGREEMENT		1
RECITALS		1
ARTICLE I. RIGHTS GRANTED OR SERVICES PROVIDED BY TKC		1

…

RESTATED
EXPLORATION and LODE MINING LEASE*

EFFECTIVE MAY 1, 1995

BETWEEN

CALISTA CORPORATION

AND

DONLIN CREEK LLC

*       Exploration and Lode Mining Lease effective May 1, 1995 restated to reflect all assignments and amendments up to and including February 11, 2011.

TABLE OF CONTENTS

Page

ARTICLE I – LEASE		1
1.1	Grant of Lease:	1
1.2	Lode Placer Relationship:	3
ARTICLE II – DCLLC OPERATION		3
2.1	Conduct of Operations:	3

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AGREEMENT TO AMEND RESTATED

EXPLORATION AND LODE MINING LEASE

THIS AGREEMENT TO AMEND RESTATED EXPLORATION AND LODE MINING LEASE effective June 6, 2014 (hereinafter referred to as “Agreement”), regardless of the dates upon which it actually is executed by the parties hereto, is by and between: (a) DONLIN GOLD LLC, a Delaware limited liability corporation whose address is 4720 Business Park Blvd., Suite G-25, Anchorage, Alaska 99503 (hereinafter referred to as “DGLLC”); and (b) CALISTA CORPORATION, an Alaskan corporation whose address is 301 Calista Court, Suite A, Anchorage, Alaska 99518 (hereinafter referred to as “Calista”).

RECITALS

A.  Donlin Gold LLC, formerly known as Donlin Creek LLC, and Calista are parties to an Exploration and Lode Mining Lease effective May 1, 1995, which lease was amended and restated to reflect all assignments and amendments up to and including February 11, 2011 (hereinafter referred to as the “Mining Lease”).

…

Certain confidential information contained in this document, marked by [***], has been omitted because the registrant has determined that the information (i) is not material and (ii) is the type that the registrant treats as private or confidential.

SIXTH AMENDMENT

TO THE MASTER CUSTODY SERVICE AGREEMENT

This Sixth Amendment (this “Amendment”) is entered into as of September 29, 2026 (the “Amendment Effective Date”) by and between Anchorage Digital Bank N.A.(“Anchorage” or the “Custodian”), and each Grayscale entity identified on the signature pages hereto, including Grayscale Investments Sponsors, LLC(“Client” and collectively, “Grayscale”). Anchorage and Grayscale are each a “Party” and together the “Parties.”

WHEREAS, Anchorage and Grayscale Investments Sponsors, LLC are parties to that certain Master Custody Agreement dated as of August 8, 2025 (the “Agreement”);

WHEREAS, the Parties desire to amend the Agreements to provide for a temporary rebate of a portion of the custody fees payable by Grayscale thereunder, on the terms set forth herein;

…

Certain confidential information contained in this document, marked by [***], has been omitted

because the registrant has determined that the information (i) is not material and (ii) is the type

that the registrant treats as private or confidential.

Exhibit 10.1

MASTER CUSTODY SERVICE AGREEMENT

Anchorage Contact		Client Contact
Name: Matthew Zablotny		Name: Ed McGee
Email: matthew.zablotny@anchorlabs.com		Email: ed@grayscale.com; cc: legal@grayscale.com

…

Certain confidential information contained in this document, marked by [***], has been omitted

because the registrant has determined that the information (i) is not material and (ii) is the type

that the registrant treats as private or confidential.

Exhibit 10.1

MASTER CUSTODY SERVICE AGREEMENT

Anchorage Contact		Client Contact
Name: Matthew Zablotny		Name: Ed McGee
Email: matthew.zablotny@anchorlabs.com		Email: ed@grayscale.com; cc: legal@grayscale.com

…

Certain confidential information contained in this document, marked by [***], has been omitted because the registrant has determined that the information (i) is not material and (ii) is the type that the registrant treats as private or confidential.

SIXTH AMENDMENT

TO THE MASTER CUSTODY SERVICE AGREEMENT

This Sixth Amendment (this “Amendment”) is entered into as of September 29, 2026 (the “Amendment Effective Date”) by and between Anchorage Digital Bank N.A.(“Anchorage” or the “Custodian”), and each Grayscale entity identified on the signature pages hereto, including Grayscale Investments Sponsors, LLC(“Client” and collectively, “Grayscale”). Anchorage and Grayscale are each a “Party” and together the “Parties.”

WHEREAS, Anchorage and Grayscale Investments Sponsors, LLC are parties to that certain Master Custody Agreement dated as of August 8, 2025 (the “Agreement”);

WHEREAS, the Parties desire to amend the Agreements to provide for a temporary rebate of a portion of the custody fees payable by Grayscale thereunder, on the terms set forth herein;

…

Certain confidential information contained in this document, marked by [***], has been omitted

because the registrant has determined that the information (i) is not material and (ii) is the type

that the registrant treats as private or confidential.

Exhibit 10.1

MASTER CUSTODY SERVICE AGREEMENT

Anchorage Contact		Client Contact
Name: Matthew Zablotny		Name: Ed McGee
Email: matthew.zablotny@anchorlabs.com		Email: ed@grayscale.com; cc: legal@grayscale.com

…

Certain confidential information contained in this document, marked by [***], has been omitted because the registrant has determined that the information (i) is not material and (ii) is the type that the registrant treats as private or confidential.

SIXTH AMENDMENT

TO THE MASTER CUSTODY SERVICE AGREEMENT

This Sixth Amendment (this “Amendment”) is entered into as of September 29, 2026 (the “Amendment Effective Date”) by and between Anchorage Digital Bank N.A.(“Anchorage” or the “Custodian”), and each Grayscale entity identified on the signature pages hereto, including Grayscale Investments Sponsors, LLC(“Client” and collectively, “Grayscale”). Anchorage and Grayscale are each a “Party” and together the “Parties.”

WHEREAS, Anchorage and Grayscale Investments Sponsors, LLC are parties to that certain Master Custody Agreement dated as of August 8, 2025 (the “Agreement”);

WHEREAS, the Parties desire to amend the Agreements to provide for a temporary rebate of a portion of the custody fees payable by Grayscale thereunder, on the terms set forth herein;

…