Company: STAK
Filing Date: 2025-04-23
Form Type: 6-K
Source: 0001641172-25-005836
Chunk: 0

Company: STAK Inc.
Filing Date: 2025-04-23
Form: 6-K
Chunk 0
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<div align='center'>UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of April 2025

Commission File Number: 001-42535

STAK INC.

(Registrant’s Name)

Building 11, 8th Floor, No. 6 Beitanghe East Road, Tianning District

Changzhou, Jiangsu,

People’s Republic of China 213000

(Address of principal executive office)</div>

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

<div align='center'>Form 20-F ☒ Form 40-F ☐</div>

<div align='center'>EXHIBIT INDEX</div>

| Exhibit 
 No.     |     | Description                                         |
| 99.1    |     | STAK Inc. Reports First Half 2025 Financial Results |

| 2 |

<div align='center'>SIGNATURES</div>

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Date: April 23, 2025

| STAK INC. |                         |
| By:       | /s/ Chuanbo Jiang       |
| Name:     | Chuanbo Jiang           |
| Title:    | Chief Executive Officer |

| 3 |