Company: SLNH
Filing Date: 2025-12-05
Form Type: 424B5
Source: 0001493152-25-026274
Chunk: 24

Company: Soluna Holdings, Inc
Filing Date: 2025-12-05
Form: 424B5
Chunk 24
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 securities offered pursuant to this prospectus supplement and the accompanying prospectus, assuming the purchase of all of the securities offered hereby.

|                                           |     | Per Share and    
 Accompanying     
 Series C Warrant |       |     | Per Pre-Funded   
 Warrant and      
 Accompanying     
 Series C Warrant |       |     | Total |            |
|:------------------------------------------|:----|:-----------------|------:|:----|:-----------------|------:|:----|:------|-----------:|
| Offering                                  
 price                                     |     | $                | 1.770 |     | $                | 1.769 |     | $     | 31,987,936 |
| Placement                                 
 agent fees                                |     | $                | 0.124 |     | $                | 0.124 |     | $     |  2,240,006 |
| Proceeds,                                 
 before expenses, to Soluna Holdings, Inc. |     | $                | 1.646 |     | $                | 1.645 |     | $     | 29,760,079 |

We have agreed to pay the placement agent in connection with this offering a cash fee equal to 7.0% of the aggregate gross proceeds of this offering.

We estimate that the total expenses payable by us in connection with this offering, excluding the placement agent fees and expenses referred to above, will be approximately $60,000.

Placement Agent Warrants

In addition, we have agreed to issue to the placement agent, or its designees, at the closing of this offering, Placement Agent Warrants to purchase 5.0% of the number of shares of our common stock and Pre-Funded Warrants sold in this offering, at an exercise price of $2.2125 per share (equal to 125% of the offering price per share in this offering).

The Placement Agent Warrants will expire on the date that is five years from the commencement of the sales pursuant to this offering. Except as provided above, the Placement Agent Warrants will have substantially the same terms as the Series C Warrants. The Placement Agent Warrants and the shares of common stock issuable upon exercise of the Placement Agent Warrants are being registered hereby.

Tail Financing Payments

We have also agreed to pay the placement agent, subject to certain exceptions, a tail fee equal to the cash and warrant compensation in this offering, if any investor, with whom the placement agent had back-and-forth