Company: CELH
Filing Date: 2025-07-30
Form Type: 8-K/A
Source: 0001341766-25-000095
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Company: Celsius Holdings, Inc.
Filing Date: 2025-07-30
Form: 8-K/A
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### UNITED STATES

### SECURITIES AND EXCHANGE COMMISSION

#### Washington, D.C. 20549

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

### CURRENT REPORT
<div align='center'>Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): May 28, 2025</div>

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

| Nevada                                         |     | 001-34611               |     | 20-2745790                       |
| (State or other jurisdiction of incorporation) |     | -Commission File Number |     | -IRS Employer Identification No. |

<div align='center'>2381 NW Executive Center Drive, 4th Floor, Boca Raton, Florida 33431

(Address of principal executive offices and zip code)</div>

| (561)276-2239                                        |
| (Registrant’s telephone number, including area code) |

| N/A                                                           |
| (Former name or former address, if changed since last report) |

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 (see General Instruction A.2. below):

| ☐ |     | 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 per share |     | CELH              |     | NasdaqCapital Market                      |

Indicate by check mark whether the registrant is an emerging growth company as defined