Company: AIP
Filing Date: 2025-12-11
Form Type: S-3
Source: 0001193125-25-316098
Chunk: 40

Company: Arteris, Inc.
Filing Date: 2025-12-11
Form: S-3
Chunk 40
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fferies.

We are an
“emerging growth company” and a “smaller reporting company” under the federal securities laws and, as such, we have elected to comply with certain reduced public company reporting requirements for this prospectus supplement
and for future filings. See “Prospectus Supplement Summary—Implications of Being an Emerging Growth Company and a Smaller Reporting Company.”

Investing in our common stock involves a high degree of risk. Before making an investment decision, please read the information under the heading “ Risk Factors” beginning on page S-6of this prospectus supplement and in the documents incorporated by reference into this prospectus supplement.

Neither the Securities and Exchange Commission nor any state securities commission has approved or disapproved of these securities or passed upon the accuracy or adequacy of this prospectus supplement. Any representation to the contrary is a criminal offense.

Jefferies

The date of this prospectus supplement is , 2025.

TABLE OF CONTENTS

| ABOUT THIS PROSPECTUS SUPPLEMENT                     |     | S-1  |
| MARKET, INDUSTRY AND OTHER DATA                      |     | S-2  |
| PROSPECTUS SUPPLEMENT SUMMARY                        |     | S-3  |
| THE OFFERING                                         |     | S-5  |
| RISK FACTORS                                         |     | S-6  |
| CAUTIONARY NOTE REGARDING FORWARD-LOOKING STATEMENTS |     | S-8  |
| USE OF PROCEEDS                                      |     | S-9  |
| DILUTION                                             |     | S-10 |
| PLAN OF DISTRIBUTION                                 |     | S-12 |
| LEGAL MATTERS                                        |     | S-14 |
| EXPERTS                                              |     | S-14 |
| WHERE YOU CAN FIND MORE INFORMATION                  |     | S-14 |
| INFORMATION INCORPORATED BY REFERENCE                |     | S-14 |

ABOUT THIS PROSPECTUS SUPPLEMENT

This prospectus supplement is part of a registration statement that we have filed with the U.S. Securities and Exchange Commission (the SEC)
utilizing a “shelf” registration process. By using a shelf registration statement, we may offer shares of our common stock having an aggregate offering price of up to $75,000,000 from time to time under this prospectus supplement at
prices and on terms to be determined by market conditions at the time of offering.

We provide information to you about this offering of
shares of our common stock