Grayscale Bitcoin Trust ETF Files 8-K on Agreements

TL;DR

GBTC filed an 8-K on Oct 3rd about material agreements and financials.

AI Summary

On October 3, 2025, Grayscale Bitcoin Trust ETF filed an 8-K report detailing the entry into and termination of material definitive agreements. The filing also includes financial statements and exhibits, with the report being filed as of October 9, 2025. The company, formerly known as Grayscale Bitcoin Trust (BTC) and Bitcoin Investment Trust, is incorporated in Delaware and has its principal executive offices in Stamford, CT.

Why It Matters

This filing indicates significant corporate actions and the inclusion of financial data for the Grayscale Bitcoin Trust ETF, which could impact investor understanding of its operational status and financial health.

Risk Assessment

Risk Level: low — The filing is a standard 8-K reporting routine corporate events and financial information, not indicating any immediate or significant new risks.

Key Numbers

• 001-41906 — Commission File Number (Identifier for the SEC filing)
• 46-7019388 — IRS Employer Identification No. (Tax identification number for the entity)

Key Players & Entities

• Grayscale Bitcoin Trust ETF (company) — Registrant
• October 3, 2025 (date) — Date of earliest event reported
• October 9, 2025 (date) — Date filed
• Grayscale Bitcoin Trust (BTC) (company) — Former company name
• Bitcoin Investment Trust (company) — Former company name
• Delaware (jurisdiction) — State of incorporation
• Stamford, Connecticut (location) — Address of Principal Executive Offices
• Grayscale Investments Sponsors, LLC (company) — Address provider

FAQ

Filing Documents

• gbtc-20251003.htm (8-K) — 60KB
• gbtc-ex10_1.htm (EX-10.1) — 425KB
• gbtc-ex10_2.htm (EX-10.2) — 176KB
• 0001193125-25-236072.txt ( ) — 866KB
• gbtc-20251003.xsd (EX-101.SCH) — 26KB
• gbtc-20251003_htm.xml (XML) — 5KB

01. Entry into a Material Definitive Agreement

Item 1.01. Entry into a Material Definitive Agreement. Prime Broker Agreement On October 3, 2025, Grayscale Investments Sponsors, LLC, the sponsor (the "Sponsor"), on behalf of itself and Grayscale Bitcoin Trust ETF (the "Trust"), and Coinbase, Inc., the prime broker of the Trust ("Coinbase" or the "Prime Broker"), on behalf of itself and as agent for Coinbase Custody Trust Company, LLC ("Coinbase Custody" or the "Custodian") and Coinbase Credit, Inc. ("Coinbase Credit" and, collectively with Coinbase and Coinbase Custody, the "Coinbase Entities"), entered into the Coinbase Prime Broker Agreement, which includes the Coinbase Custody Custodial Services Agreement attached thereto as Exhibit A (the "CSA"), the Coinbase Settlement and Transfer Agreement attached thereto as Exhibit B (the "STA") and all other exhibits, addenda and supplements attached thereto (collectively with the CSA and STA, the "Prime Broker Agreement") governing the Trust's and the Sponsor's use of the custodial and prime broker services provided by the Custodian and the Prime Broker. The Prime Broker Agreement establishes the rights and responsibilities of the Custodian, the Prime Broker, the Sponsor and the Trust with respect to the Trust's Bitcoin which is held in accounts maintained and operated by the Custodian, as a fiduciary with respect to the Trust's assets, and the Prime Broker (together with the Custodian, the "Custodial Entities") on behalf of the Trust. Coinbase Custody was party to the Previous Prime Broker Agreement (as defined in Item 1.02 below), and continues to serve as a custodian of the Trust. From and after October 3, 2025, all references to the "Prime Broker Agreement" in the Trust's Annual Report on Form 10-K for the fiscal year ended December 31, 2024, as amended from time to time by the Trust's filings with the SEC (the "Annual Report"), and descriptions related thereto are hereby deemed to refer to the Prime Broker Agreement as defined herein, rather than to the Prev

02. Termination of a Material Definitive Agreement

Item 1.02. Termination of a Material Definitive Agreement. Previous Prime Broker Agreement In connection with the entry into the Prime Broker Agreement, the Sponsor and the Custodian agreed to terminate, as of October 3, 2025, the prime broker agreement, dated December 29, 2023, between the Trust, the Sponsor and the Prime Broker (the "Previous Prime Broker Agreement"). Previous Fund Administration and Accounting Agreement In connection with the entry into the Fund Administration and Accounting Agreement, the Sponsor and the Custodian agreed to terminate, as of October 9, 2025, the fund administration and accounting agreement, dated February 26, 2024, between the Trust and BNY (the "Previous Fund Administration and Accounting Agreement").

01 Financial Statements and Exhibits

Item 9.01 Financial Statements and Exhibits. (d) Exhibits Exhibit No. Description 10.1 Prime Broker Agreement 10.2 Fund Administration and Accounting Agreement 104 Cover Page Interactive Data File (the cover page XBRL tags are embedded within the inline XBRL document)

SIGNATURES

SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. Grayscale Investments Sponsors, LLC as Sponsor of Grayscale Bitcoin Trust ETF Date: October 9, 2025 By: /s/ Edward McGee Edward McGee Chief Financial Officer (Principal Financial and Accounting Officer)* *The Registrant is a trust and the persons are signing in their capacities as officers of Grayscale Investments Sponsors, LLC, the Sponsor of the Registrant.

View Full Filing

View this 8-K filing on SEC EDGAR