MBX Biosciences, Inc 8-K, filed Oct 22, 2026
MBX Biosciences, Inc. (MBX)
About this 8-K
MBX Biosciences, Inc filed this 8-K on October 22, 2026, reporting on events of October 20, 2026.
MBX Biosciences appointed Peter Radovich as an independent director and set the board at eight directors. His initial compensation includes a non-qualified stock option for 18,200 shares. AI summary
Items reported
- Item 5.02: Director or officer change, or executive pay
- Item 9.01: Financial statements and exhibits
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
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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).
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Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.
Effective as of October 20, 2026, the board of directors (the “Board”) of MBX Biosciences, Inc. (the “Company”), upon the recommendation of the Nominating and Corporate Governance Committee of the Board (the “NCG Committee”), appointed Peter Radovich as a director of the Company. The Board determined that Mr. Radovich is independent under the applicable listing standards of The Nasdaq Stock Market (“Nasdaq”).
Mr. Radovich has been designated as a Class I director to serve until the Company’s 2028 Annual Meeting of Stockholders, in accordance with the Company’s amended and restated by-laws and to serve thereafter until his successor has been duly elected and qualified or until his earlier death, removal or resignation. In connection with the appointment, the Board set the size of the Board at eight directors.
In connection with his appointment as a non-employee director, Mr. Radovich will receive compensation, including an initial award of a non-qualified stock option to purchase 18,200 shares of the Company’s common stock, to be granted on the appointment date of October 20, 2026. In addition, Mr. Radovich will receive cash compensation for his Board service, in accordance with the Company’s Non-Employee Director Compensation Policy (as amended March 2026), which was previously described in the Company’s Annual Proxy Statement for the period ending December 31, 2025, filed with the Securities and Exchange Commission on April 22, 2026. In addition, in connection with his election, the Company is entering into an indemnification agreement with Mr. Radovich in the same form as used with the Company’s other directors.
There are no arrangements or understandings between Mr. Radovich and any other persons pursuant to which he was selected as a director of the Company, and there are no transactions in which Mr. Radovich has an interest requiring disclosure under Item 404(a) of Regulation S-K.
Item 9.01 Financial Statements and Exhibits.
(d) Exhibits.
Exhibit No. |
Description |
104 |
Cover Page Interactive Data File (embedded within the Inline XBRL document) |
SIGNATURES
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.
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MBX BIOSCIENCES, INC. |
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Date: |
October 22, 2026 |
By: |
/s/ Steven L. Hoerter |
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President and Chief Executive Officer (Principal Executive Officer) |