RRGB

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): February 25, 2026

RED ROBIN GOURMET BURGERS, INC.

(Exact name of registrant as specified in its charter) Delaware 001-34851 84-1573084

(State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.)

10000 E. Geddes Avenue, Suite 500 Englewood, Colorado 80112 (Address of principal executive offices)     (zip code)

(303) 846-6000 (Registrant’s telephone number, including area code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Exchange Act:

Title of each classTrading symbol(s)Name of each exchange on which registered Common Stock, $0.001 par value RRGBNasdaq(Global Select Market)

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

ITEM 2.02     Results of Operations and Financial Condition On February 25, 2026, Red Robin Gourmet Burgers, Inc. issued a press release describing selected financial results for the fiscal fourth quarter and fiscal year ended December 28, 2025. A copy of this press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference. The information in this Item 2.02, including the information set forth in Exhibit 99.1, shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, regardless of any general incorporation language in such filing, except as shall be expressly set forth by specific reference in such filing.

ITEM 9.01 Financial Statements and Exhibits

(d)    Exhibits Exhibit No. Description

99.1 Red Robin Gourmet Burgers, Inc. Press Release dated February 25, 2026

104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

1

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

RED ROBIN GOURMET BURGERS, INC.

Date: February 25, 2026

By:/s/ Christopher Meyer Name:Christopher Meyer Title:Interim Chief Financial Officer

2

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): November 10, 2025

RED ROBIN GOURMET BURGERS, INC.

(Exact name of registrant as specified in its charter) Delaware 001-34851 84-1573084

(State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.)

10000 E. Geddes Avenue, Suite 500 Englewood, Colorado            80112 (Address of principal executive offices)                 (Zip Code)

Registrant’s telephone number, including area code: (303) 846-6000

Not Applicable (Former name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Exchange Act:

Title of each classTrading symbol(s)Name of each exchange on which registered Common Stock, $0.001 par value RRGBNasdaq(Global Select Market)

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

ITEM 2.02     Results of Operations and Financial Condition On November 10, 2025, Red Robin Gourmet Burgers, Inc. (the "Company") issued a press release describing selected financial results for the fiscal third quarter ended October 5, 2025. A copy of this press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference. The information in this Item 2.02, including the information set forth in Exhibit 99.1 shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, regardless of any general incorporation language in such filing, except as shall be expressly set forth by specific reference in such filing.

ITEM 9.01 Financial Statements and Exhibits

(d)    Exhibits Exhibit No. Description

99.1 Red Robin Gourmet Burgers, Inc. Press Release dated November 10, 2025

104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

1

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

RED ROBIN GOURMET BURGERS, INC.

Date: November 10, 2025

By:/s/ Todd Wilson Name:Todd Wilson Title:Chief Financial Officer

2

FORM 8-K

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): October 30, 2025

RED ROBIN GOURMET BURGERS, INC.

(Exact name of registrant as specified in its charter)

Delaware 001-34851 84-1573084

(State or other jurisdiction of

incorporation)

(Commission File Number)

(IRS Employer

Identification Number)

10000 E. Geddes Avenue, Suite 500

Englewood, Colorado

80112

(Address of principal executive offices) (Zip Code)

(303) 846-6000

(Registrant’s telephone number, including area code)

Not Applicable

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class

Trading

symbol

Name of each exchange on which

registered

Common Stock, $0.001 par value

RRGB

Nasdaq (Global Select Market)

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

ITEM 2.02Results of Operations and Financial Condition

On November 5, 2025, Red Robin Gourmet Burgers, Inc. issued a press release describing selected preliminary unaudited financial results for the third fiscal quarter of 2025. The preliminary results are subject to adjustment and finalization by the Company. A copy of this press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference.

The information in this Item 2.02, including the information set forth in Exhibit 99.1, shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, regardless of any general incorporation language in such filing, except as shall be expressly set forth by specific reference in such filing.

ITEM 5.02Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

Departure of Todd Wilson as Chief Financial Officer

On October 30, 2025, Todd Wilson notified the Company of his resignation as Chief Financial Officer of the Company, to be effective as of December 12, 2025. Mr. Wilson’s resignation is not because of any disagreement with the Company on any matter relating to the Company's operations, policies or practices. Mr. Wilson will continue in his role and assist in the transition of his responsibilities until his departure from the Company. The Company has initiated a search to identify Mr. Wilson’s successor.

Appointment of Jesse Griffith as Chief Operations Officer

On October 30, 2025, the Company appointed Jesse Griffith to the position of Chief Operations Officer, effective immediately. Mr. Griffith, age 56, joined the Company in March 2023 as Senior Vice President, Operations. In this role, he has led day to day operations across the Company. Prior to joining the Company, Mr. Griffith served in operational leadership roles with Torchy’s Tacos, a fast-casual restaurant chain, including Vice President of Operations, from February 2020 to February 2023, and in operational leadership roles of increasing responsibility with California Pizza Kitchen, a casual dining restaurant chain, from August 2012 to February 2020.

There are no arrangements or understandings between Mr. Griffith and any other persons pursuant to which he was appointed as Chief Operations Officer, and no family relationships among any of the Company’s directors or executive officers and Mr. Griffith. Additionally, Mr. Griffith has no direct or indirect interest in any transaction required to be disclosed pursuant to Item 404(a) of Regulation S-K promulgated under the Securities Ac