Company: BTBT
Filing Date: 2025-10-31
Form Type: S-3ASR
Source: 0001213900-25-104745
Chunk: 43

Company: Bit Digital, Inc
Filing Date: 2025-10-31
Form: S-3ASR
Chunk 43
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 liabilities under the Securities Act or the Securities Exchange Act of 1934, as amended (the “Exchange Act”).

Our ordinary shares are listed on Nasdaq under
the symbol “BTBT.” On October 30, 2025, the last reported sale price of our ordinary shares on Nasdaq was $3.54 per
share.

INVESTING IN OUR SECURITIES INVOLVES RISKS. YOU SHOULD REVIEW CAREFULLY THE RISKS AND UNCERTAINTIES DESCRIBED UNDER THE HEADING “ RISK FACTORS” ON PAGE 2 OF THE BASE PROSPECTUS AND PAGE S-4 OF THIS PROSPECTUS SUPPLEMENT, AND IN ANY APPLICABLE FREE WRITING PROSPECTUS, AS WELL AS UNDER SIMILAR HEADINGS IN THE DOCUMENTS INCORPORATED BY REFERENCE INTO THIS PROSPECTUS.

Neither the Securities and Exchange Commission nor any state securities commission has approved or disapproved of these securities or determined if this prospectus is truthful or complete. Any representation to the contrary is a criminal offense.

<div align='center'>H.C. Wainwright & Co.

The date of this prospectus supplement is October 31, 2025

TABLE OF CONTENTS</div>

|                                       |     | Page  |
| about                                 
 this prospectus                       |     | S-ii  |
| Where                                 
 You Can Find More Information         |     | S-iii |
| Special                               
 Note About Forward-Looking Statements |     | S-iv  |
| PROSPECTUS                            
 SUMMARY                               |     | S-1   |
| The                                   
 offering                              |     | S-3   |
| RISK                                  
 FACTORS                               |     | S-4   |
| Use                                   
 of Proceeds                           |     | S-9   |
| DIVIDEND                              
 POLICY                                |     | S-9   |
| Plan                                  
 of DISTRIBUTION                       |     | S-10  |
| LEGAL                                 
 MATTERS                               |     | S-11  |
| EXPERTS                               |     | S-11  |

<div align='center'>S-i

ABOUT THIS PROSPECTUS</div>

This prospectus supplement
and the accompanying base prospectus are part of a “shelf” registration statement on Form S-3 that we filed with the Securities
and Exchange Commission (the “SEC”). This document is in two parts. The first part is this prospectus