Company: GRRR
Filing Date: 2025-11-17
Form Type: 6-K
Source: 0001437749-25-035422
Chunk: 0

Company: Gorilla Technology Group Inc.
Filing Date: 2025-11-17
Form: 6-K
Chunk 0
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### 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
<div align='center'>For the month of</div>

#### November 2025
<div align='center'>Commission File Number:</div>

#### 001-41448

#### Gorilla Technology Group Inc.
<div align='center'>(Translation of registrant’s name into English)</div>

#### 64 North Row

#### London, United Kingdom W1K 7DA
<div align='center'>(Address of principal executive offices)</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>

#### Explanatory Note
On November 17, 2025, Gorilla Technology Group Inc., a Cayman Islands exempted company (the “Company”), issued a press release announcing earnings for the three months ended September 30, 2025. The press release is furnished as Exhibit 99.1 to this Report of Foreign Private Issuer on Form 6-K. Condensed interim consolidated financial statements (Unaudited) of the Company for the nine months ended September 30, 2025 and 2024 are filed as Exhibit 99.2 to this Report of Foreign Private Issuer on Form 6-K.

<div align='center'>1</div>

### SIGNATURES
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: November 17, 2025 | Gorilla Technology Group Inc. 
 By:                           | /s/ Jayesh Chandan           |
|:------------------------|:------------------------------|:-----------------------------|
|                         | Name:                         | Jayesh Chandan               |
|                         | Title:                        | Chief Executive Officer      |
|                         |                               | -Principal Executive Officer |

<div align='center'>2

EXHIBIT INDEX</div>

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