Company: FWRG
Filing Date: 2025-11-06
Form Type: 424B3
Source: 0001628280-25-050306
Chunk: 20

Company: First Watch Restaurant Group, Inc.
Filing Date: 2025-11-06
Form: 424B3
Chunk 20
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 CHANGE IN APPLICABLE LAWS, INTERGOVERNMENTAL AGREEMENTS OR TAX TREATIES.

<div align='center'>S-16</div>

### UNDERWRITING
The selling stockholders are offering the shares of common stock described in this prospectus supplement through Citigroup Global Markets Inc., as the underwriter. Subject to the terms and conditions set forth in an underwriting agreement among us, the selling stockholders and the underwriter, the selling stockholders have agreed to sell to the underwriter, and the underwriter has agreed, severally and not jointly, to purchase from the selling stockholders, the number of shares of common stock set forth opposite its name below.

| Underwriter                   |     | Number of shares |           |
| Citigroup Global Markets Inc. |     |                  | 5,289,784 |
| Total                         |     |                  | 5,289,784 |

Subject to the terms and conditions set forth in the underwriting agreement, the underwriter has agreed to purchase all of the shares sold under the underwriting agreement if any of these shares are purchased.

We and the selling stockholders have agreed to indemnify the underwriter against certain liabilities, including liabilities under the Securities Act, or to contribute to payments the underwriter may be required to make in respect of those liabilities.

The underwriter is offering the shares, subject to prior sale, when, as and if issued to and accepted by it, subject to approval of legal matters by its counsel, including the validity of the shares, and other conditions contained in the underwriting agreement, such as the receipt by the underwriter of officer’s certificates and legal opinions. The underwriter reserves the right to withdraw, cancel or modify offers to the public and to reject orders in whole or in part.

#### Commissions and Discounts
The underwriter is purchasing the shares of common stock from the selling stockholders at $17.71416 per share (representing approximately $93.7 million aggregate proceeds, before expenses). We will not receive any of the proceeds from the sale of shares of our common stock covered by this prospectus supplement. The underwriter may offer the shares of common stock from time to time for sale in one or more transactions on Nasdaq, in the over-the-counter market, through negotiated transactions or otherwise at market prices prevailing at the time of sale, at prices related to prevailing market prices or at negotiated prices. The underwriter may effect such transactions by selling shares of common stock to or through dealers, and such