Company: BTC
Filing Date: 2025-04-01
Form Type: POS AM
Source: 0001193125-25-070549
Chunk: 120

Company: Grayscale Bitcoin Mini Trust ETF
Filing Date: 2025-04-01
Form: POS AM
Chunk 120
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 Trust’s Bitcoin.                                                                                                                                                                                                     |

| • |     | Custodian Inspections. The Custodian has agreed to allow the Trust and the Sponsor to take such steps as 
 necessary to verify that satisfactory internal control systems and procedures are in place.              |

| • |     | Directly Held Bitcoin. The Trust directly owns actual Bitcoin held through the Custodian. This may differ                                              
 from other digital asset financial vehicles that provide Bitcoin exposure through other means, such as the use of financial or derivative instruments. |

| • |     | Sponsor’s Fee. The Sponsor’s Fee is a competitive factor that may influence the value of the 
 Shares.                                                                                      |

Activities of the Trust The activities of the Trust are limited to (i) issuing Baskets in exchange for Bitcoin transferred to the Trust as consideration in connection with the creations, (ii) transferring or selling Bitcoin as necessary to cover the Sponsor’s Fee and/or any Additional Trust Expenses, (iii) transferring Bitcoin in exchange for Baskets surrendered for redemption, (iv) causing the Sponsor to sell Bitcoin on the termination of the Trust, (v) making distributions of Incidental Rights and/or IR Virtual Currency or cash from the sale thereof (subject to NYSE Arca obtaining regulatory approval from the SEC), as described in “—Incidental Rights and IR Virtual Currency” below and (vi) engaging in all administrative and security procedures necessary to accomplish such activities in accordance with the provisions of the Trust Agreement, the Prime Broker Agreement, the Index License Agreement and the Participant Agreements. The Trust may engage in any lawful activity necessary or desirable in order to facilitate shareholders’ access to Incidental Rights or IR Virtual Currency (subject to NYSE Arca obtaining regulatory approval from the SEC), provided that such activities do not conflict with the terms of the Trust Agreement. See “—Incidental Rights and IR Virtual Currency” for more information. The Trust will not be actively managed. It will not engage in any activities designed to obtain a profit from, or to ameliorate losses caused by, changes in the market prices of Bitcoin. Incidental Rights and IR Virtual Currency The Sponsor has notified the Prime Broker, the Custodian and Coinbase Credit, on behalf of the Trust (such notice, the “Pre-Creation/RedemptionAbandonment Notices”) that the Trust will abandon, irrevocably and for no direct or indirect consideration, effective immediately prior to each time at which the Trust creates or redeems Shares (each such time, a “Creation Time” or “Redemption Time”, respectively