Company: ABTC
Filing Date: 2025-07-29
Form Type: S-4/A
Source: 0001213900-25-068715
Chunk: 780

Company: American Bitcoin Corp.
Filing Date: 2025-07-29
Form: S-4/A
Chunk 780
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 declares that any term or provision of this Agreement is invalid, void or unenforceable, the parties hereto shall negotiate in good faith to modify this Agreement so as to effect the original intent of the parties hereto as closely as possible in an acceptable manner to the end that the Transactions are fulfilled to the fullest extent possible. Annex D-7 4.11 Assignment . Neither this Agreement nor any of the rights, interests or obligations under this Agreement shall be assigned, in whole or in part, by any of the parties hereto without the prior written consent of the other party hereto. Any purported assignment without such consent shall be void. Subject to the preceding sentences, this Agreement will be binding upon, inure to the benefit of, and be enforceable by, the parties hereto and their respective successors and permitted assigns. [ Remainder of page left intentionally blank ] Annex D-8

IN WITNESS WHEREOF, the parties hereto have caused this Agreement to be duly executed and delivered as of the date first above written.

| COMPANY:               |     |                 |     |                         |
| AMERICAN BITCOIN CORP. |     |                 |     |                         |
| By:                    |     | /s/ Matt Prusak |     |                         |
|                        |     | Name:           |     | Matt Prusak             |
|                        |     | Title:          |     | Chief Executive Officer |

[ Signature Page to Voting and Support Agreement ]

Annex D-9

IN WITNESS WHEREOF, the parties hereto have caused this Agreement to be duly executed and delivered as of the date first above written.

| Anchorage Lending CA, LLC |     |                   |     |                      |
| By:                       |     | /s/ Julie Veltman |     |                      |
|                           |     | Name:             |     | Julie Veltman        |
|                           |     | Title:            |     | Authorized Signatory |

| Address and Email Address:                                            |
| Shares Beneficially Owned:                                            |
| Parent Common Stock: 8,287,984                                        |
| Shares Underlying Warrants to Purchase Parent Common Stock: 5,530,198 |
| Parent Equity Awards:                                                 |

[ Signature Page to Voting and Support Agreement ]

Annex D-10 Annex E FORM OF VOTING AND SUPPORT AGREEMENT This VOTING AND SUPPORT AGREEMENT (this “ Agreement ”) is entered into as of May 9, 2025