Company: DSWL
Filing Date: 2025-09-19
Form Type: 6-K
Source: 0002077096-25-000125
Chunk: 16

Company: DESWELL INDUSTRIES INC
Filing Date: 2025-09-19
Form: 6-K
Chunk 16
---
 Industries, Inc. C Non-Voting Items Meeting Attendance Mark box to the right if you plan to attend the Annual Meeting. Change of Address — Please print new address below. Comments — Please print your comments below. 13

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: September 19, 2025 |     | DESWELL INDUSTRIES, INC. 
 By:                      |     | /s/ Edward So Kin Chung |
|:-------------------------|:----|:-------------------------|:----|:------------------------|
|                          |     | Name:                    |     | Edward So Kin Chung     |
|                          |     | Title:                   |     | Chief Executive Officer |

14