Company: FEAV
Filing Date: 2025-05-23
Form Type: S-3
Source: 0001193125-25-125840
Chunk: 3

Company: 5E Advanced Materials, Inc.
Filing Date: 2025-05-23
Form: S-3
Chunk 3
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 CAUTIONARY NOTE REGARDING RESERVES                    |     |      |  4 |
| CAUTIONARY NOTE REGARDING EXPLORATION STAGE COMPANIES |     |      |  6 |
| CAUTIONARY NOTE REGARDING INDUSTRY AND MARKET DATA    |     |      |  6 |
| PROSPECTUS SUMMARY                                    |     |      |  7 |
| THE OFFERING                                          |     |      |  8 |
| RISK FACTORS                                          |     |      |  9 |
| SELECTED FINANCIAL DATA                               |     |      | 10 |
| USE OF PROCEEDS                                       |     |      | 11 |
| DESCRIPTION OF CAPITAL STOCK                          |     |      | 12 |
| SELLING STOCKHOLDERS                                  |     |      | 16 |
| PLAN OF DISTRIBUTION                                  |     |      | 18 |
| LEGAL MATTERS                                         |     |      | 22 |
| EXPERTS                                               |     |      | 22 |
| WHERE YOU CAN FIND MORE INFORMATION                   |     |      | 22 |
| INCORPORATION BY REFERENCE                            |     |      | 23 |

ABOUT THIS PROSPECTUS

This prospectus is part of a registration statement on Form S-3 that we filed with the Securities and
Exchange Commission (the “SEC”) using a “shelf” registration process. Under this shelf registration process, the Selling Stockholders may sell the Shares from time to time and in one or more offerings.

This prospectus provides you with a general description of the shares of our common stock, par value $0.01 per share, which may be
offered. Each time the Selling Stockholders sell the Shares, we or the Selling Stockholders may provide a prospectus supplement or free writing prospectus that contains specific information about the terms of the offered shares and the offering,
including a detailed description of the specific amount or amounts of common stock to be offered, the prices of the shares of common stock, the name of any agent, underwriter or dealer to or through which the shares of common stock may be sold and a
description of any arrangement with such agent, underwriter or dealer, and information about any securities exchange or automated quotation system on which the shares will be listed.

A prospectus supplement or free writing prospectus may also add, update or change information included in this prospectus. Any statement
contained in this prospectus will be deemed to be