Company: CPSH
Filing Date: 2025-10-08
Form Type: 424B5
Source: 0001437749-25-030673
Chunk: 0

Company: CPS TECHNOLOGIES CORP/DE/
Filing Date: 2025-10-08
Form: 424B5
Chunk 0
---
Filed Pursuant to Rule 424(b)(5)

Registration No. 333-282266

PROSPECTUS SUPPLEMENT
(To Prospectus dated October 17, 2024)

<div align='center'>CPS TECHNOLOGIES CORP.

3,000,000 Shares of Common Stock</div>

We are offering 3,000,000 shares of our common stock, par value $0.01 per share (“common stock”). The public offering price is $3.00 per share.

Our common stock is listed on Nasdaq Capital Market, or Nasdaq, under the symbol “CPSH.” On October 7, 2025, the last reported sale price of shares of our common stock on the Nasdaq Capital Market was $3.29per share.

|                                           |     | Per Share |      |     | Total |           |
|:------------------------------------------|:----|:----------|-----:|:----|:------|----------:|
| Public offering price                     |     | $         | 3.00 |     | $     | 9,000,000 |
| Underwriting discounts and commissions(1) |     | $         | 0.21 |     | $     |   630,000 |
| Proceeds, before expenses, to us          |     | $         | 2.79 |     | $     | 8,370,000 |

| (1) | See “Underwriting” for additional disclosure regarding the underwriting discounts and commissions and estimated offering expenses. |

We have granted the underwriters an option for a period of up to 45 days from the date of this prospectus supplement to purchase up to 450,000 additional shares of our common stock at the public offering price, less the underwriting discounts and commissions.

One or more of our board members and executive officers may purchase (directly or through related entities) shares of common stock in this offering at the public offering price. Because indications of interest are not a binding agreement or commitment to purchase, these individualsmay determine to purchase shares in this offering, or the underwriter may determine to sell or not sell shares to these individuals.

The aggregate market value of our outstanding common stock held by non-affiliates is approximately $44,433,378.92, which was calculated based on 10,944,182 shares of outstanding common stock that were held by non-affiliates as of October 7, 2025 and a price per share of $