Company: SVV
Filing Date: 2025-05-16
Form Type: 424B5
Source: 0001193125-25-121233
Chunk: 1

Company: Savers Value Village, Inc.
Filing Date: 2025-05-16
Form: 424B5
Chunk 1
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)                                 |     | $         |     9.25 |     | $     | 117,862,279.00 |
| Underwriting discounts and                             
 commissions(2)                                         |     | $         | 0.393125 |     | $     |   5,009,146.86 |
| Proceeds, before expenses, to the selling stockholders |     | $         | 8.856875 |     | $     | 132,853,125.00 |

| (1) | The 2,258,132 shares of common stock that we repurchase from the underwriters in the Concurrent Share                                      
 Repurchase will be purchased at a price per share equal to the price per share to be paid by the underwriters to the selling stockholders. |

| (2) | See “Underwriting” for additional information regarding underwriting compensation. The underwriters                                                             
 will not receive any discount or commission on the 2,258,132 shares of our common stock we repurchase from the underwriters in the Concurrent Share Repurchase. |

The Ares selling stockholders have granted the underwriters a 30-dayoption to purchase up to 2,250,000 additional shares at the public offering price, less the underwriting discount. Neither the Securities and Exchange Commission nor any state securities commission has approved or disapproved of these securities or determined if this prospectus supplement or the accompanying prospectus are truthful or complete. Any representation to the contrary is a criminal offense. The underwriters expect to deliver the shares on or about May 16, 2025.

| J.P. Morgan |     | Jefferies |     | Goldman Sachs & Co. LLC |     | UBS Investment Bank |

| Baird |     | Piper Sandler |     | William Blair |     | KKR |     | Loop Capital Markets |

The date of this prospectus supplement is May 14, 2025.

TABLE OF CONTENTS Prospectus Supplement

|                                                   |     | Page |       |
| ABOUT THIS PROSPECTUS SUPPLEMENT                  |     |      | S-ii  |
| CERTAIN TRADEMARKS                                |     |      | S-iii |
| INCORPORATION BY REFERENCE                        |     |      | S-iv  |
| WHERE YOU CAN FIND MORE INFORMATION               |     |      | S-v   |
| SPECIAL NOTE REGARDING FORWARD-LOOKING STATEMENTS |     |      | S-vi  |
| PROSPECTUS