Company: NC
Filing Date: 2025-08-07
Form Type: S-8
Source: 0000789933-25-000044
Chunk: 0

Company: NACCO INDUSTRIES INC
Filing Date: 2025-08-07
Form: S-8
Chunk 0
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| As filed with the Securities and Exchange Commission on August 7, 2025. |     |                       |
|:------------------------------------------------------------------------|:----|:----------------------|
|                                                                         |     | Registration No. 333- |

### UNITED STATES

### SECURITIES AND EXCHANGE COMMISSION

#### Washington, DC 20549

#### FORM S-8

### REGISTRATION STATEMENT

#### UNDER

#### THE SECURITIES ACT OF 1933

#### NACCO INDUSTRIES, INC.
<div align='center'>(Exact name of registrant as specified in its charter)</div>

| Delaware                                         |     |         34-1505819 |
| (State or other jurisdiction of                  
 incorporation or organization)                   |     |   -I.R.S. Employer 
 Identification No. |
| 22901 Millcreek Blvd, Suite 600, Cleveland, Ohio |     |              44122 |
| (Address of Principal Executive Offices)         |     |          -Zip Code |

| NACCO Industries, Inc. Amended and Restated Non-Employee Directors’ Equity Compensation Plan 
 (Full title of the plan)                                                                     |
| John D. Neumann, Esq.                                                                        
 Senior Vice President, General Counsel and Secretary                                         
 NACCO Industries, Inc.                                                                       
 22901 Millcreek Blvd, Suite 600                                                              
 Cleveland, Ohio 44122                                                                        
 (440) 229-5151                                                                               
 (Name, address and telephone number of agent for service)                                    |

<div align='center'>Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growth company” in Rule 12b-2 of the Exchange Act.</div>

| Large accelerated filer |     | Accelerated filer         |     | ☒ |
| Non-accelerated filer   |     | Smaller reporting company |     | ☒ |
|                         |     | Emerging growth company   |     |   |

<div align='center'>If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 7(a)(2)(B) of the Securities Act