Company: BTC
Filing Date: 2025-04-01
Form Type: POS AM
Source: 0001193125-25-070549
Chunk: 236

Company: Grayscale Bitcoin Mini Trust ETF
Filing Date: 2025-04-01
Form: POS AM
Chunk 236
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pursuant to the Trust Agreement.

“Trust Agreement”—The Amended and Restated Declaration of Trust and Trust
Agreement, dated as of July 23, 2024, between the Trustee and the Sponsor establishing and governing the operations of the Trust, as amended by Amendment No. 1 thereto and as the same may be further amended from time to time.

“Trustee”—CSC Delaware Trust Company (formerly known as Delaware Trust Company), a Delaware trust company, is the
Delaware trustee of the Trust.

“U.S.”—United States.

“U.S. dollar” or “$”—United States dollar or dollars.

“U.S. GAAP”—United States generally accepted accounting principles.

“Variable Fee” —An amount in cash based on the Total Basket NAV, which shall be paid by the Authorized Participant in
connection with Variable Fee Cash Orders. The amount may be changed by the Sponsor in its sole discretion at any time.

“Variable Fee Cash Order”— A Cash Order pursuant to which any price differential between (x) the Total Basket NAV on the trade date and (y) the price realized in acquiring or disposing of the corresponding Total Basket Amount, as the
case may be, will be borne solely by the applicable Liquidity Provider.

“Vault Balance”—A segregated custody
account controlled and secured by the Custodian to store private keys, which allow for the transfer of ownership or control of the Trust’s Bitcoin on the Trust’s behalf.

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### GRAYSCALEBITCOINMINITRUSTETF
PRELIMINARY PROSPECTUS

, 2025

PART II

INFORMATION NOT REQUIRED IN PROSPECTUS

Item 13. Other Expenses of Issuance and Distribution

The Registrant (“Registrant” or “Trust”) does not bear any expenses incurred in connection with the issuance and
distribution of the securities being registered. These expenses will be paid by Grayscale Investments Sponsors, LLC, the sponsor of the Registrant (“Sponsor”).

Item 14. Indemnification of Directors and Officers

Section 2.4(a) of the Trust Agreement (“Trust Agreement”) between CSC Delaware Trust Company, the Registrant’s Trustee
(“Trustee”), and the Sponsor provides that the Trustee and any of the officers, directors, employees and agents of the Trustee (the “Indemnified Persons”) shall be indemnified by the Trust as primary obligor and held harmless
against any loss, damage, liability