Company: REI
Filing Date: 2025-06-05
Form Type: 8-K/A
Source: 0001628280-25-029653
Chunk: 0

Company: RING ENERGY, INC.
Filing Date: 2025-06-05
Form: 8-K/A
Chunk 0
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### UNITED STATES

### SECURITIES AND EXCHANGE COMMISSION

#### Washington, D.C. 20549
<div align='center'>_____________________________________________________________________________________________________________________________________________________________________________</div>

#### FORM 8-K/A
<div align='center'>(Amendment No. 1)

_____________________________________________________________________________________________________________________________________________________________________________</div>

### CURRENT REPORT

#### Pursuant to Section 13 or 15(d)

#### of the Securities Exchange Act of 1934

#### Date of Report: March 31, 2025
<div align='center'>(Date of earliest event reported)

______________________________________________________________________________________</div>

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

_______________________________________________________________________________________________________</div>

| Nevada                                         |     | 001-36057               |     | 90-0406406                       |
| (State or other jurisdiction of incorporation) |     | -Commission File Number |     | -IRS Employer Identification No. |

#### 1725 Hughes Landing Blvd., Suite 900

#### The Woodlands, TX 77380
<div align='center'>(Address of principal executive offices) (Zip Code)

( 281) 397-3699

(Registrant’s telephone number, including area code)</div>

#### Not Applicable.
<div align='center'>(Former name or former address, if changed since last report)</div>

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

| ☐ |     | Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) |

| ☐ |     | Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) |

| ☐ |     | Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) |

| ☐ |     | Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) |

Securities registered pursuant to Section 12(b) of the Act:

| Title of each class            |     | Trading Symbol(s) |     | Name of each exchange on which registered |
| Common Stock, $0.001 par value |     | REI               |