Company: GSIT
Filing Date: 2025-10-21
Form Type: 424B5
Source: 0001104659-25-101303
Chunk: 1

Company: GSI TECHNOLOGY INC
Filing Date: 2025-10-21
Form: 424B5
Chunk 1
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 or sale of any specific number or dollar amount of securities. We have agreed to pay the Placement Agent the Placement Agent fees set forth in the table below. The gross proceeds to us before expenses will be approximately $50.0 million. We estimate the total expenses payable by us for this offering, excluding the Placement Agent fees, will be approximately $200,000. INVESTING IN OUR SECURITIES INVOLVES RISK. SEE “RISK FACTORS” BEGINNING ON PAGE S- 10OF THIS PROSPECTUS SUPPLEMENT, PAGE 5OF THE ACCOMPANYING PROSPECTUS, AND IN THE DOCUMENTS INCORPORATED BY REFERENCE HEREIN AND THEREIN. Neither the Securities and Exchange Commission nor any state securities commission has approved or disapproved of these securities or passed upon the adequacy or accuracy of this prospectus supplement or the accompanying prospectus. Any representation to the contrary is a criminal offense.

| ​                                                   | ​ | ​ | Per Share |   |         |   | ​ | ​ | Per Pre-FundedWarrant |   |        |   | ​ | ​ | Total |   |               |   | ​ |
|:----------------------------------------------------|:--|:--|:----------|:--|--------:|:--|:--|:--|:----------------------|:--|-------:|:--|:--|:--|:------|:--|--------------:|:--|:--|
| Offering price                                      | ​ | ​ | ​         | $ | 10.0000 | ​ | ​ | ​ | ​                     | $ | 9.9900 | ​ | ​ | ​ | ​     | $ | 49,965,084.62 | ​ | ​ |
| Placement agent fees(1)                             | ​ | ​ | ​         | $ |  0.6000 | ​ | ​ | ​ | ​                     | $ | 0.5994 | ​ | ​ | ​ | ​     | $ |  2,997,905.08 | ​ | ​ |
| Proceeds to GSI Technology, Inc. before expenses(2) | ​ | ​ | ​         | $ |  9.4000 | ​ | ​ | ​ | ​                     | $ | 9.3906 | ​ | ​ | ​ | ​     | $ | 46,967,179.54 | ​ | ​ |

(1) We have agreed to pay the