Allurion Technologies (NYSE: ALUR) director and audit chair steps down

Rhea-AI Filing Summary

Allurion Technologies, Inc. reported that Milena Alberti-Perez, a Class III director and chairperson of the Audit Committee, resigned from the board effective September 30, 2025. The company states that her resignation was not due to any disagreement with management, the board, or company operations, policies, or practices.

The filing explains that Ms. Alberti-Perez is stepping down to focus on opportunities in the media sector, including a new board role at another public company. Following her departure, the size of Allurion’s board will be reduced from nine to eight members as part of the board’s view that a smaller board can improve efficiency and reduce director compensation costs. The board is evaluating which current director will be appointed as the new Audit Committee chairperson.

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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): September 30, 2025

Allurion Technologies, Inc.

(Exact name of Registrant as Specified in Its Charter)

Delaware		001-41767		92-2182207
(State or Other Jurisdiction of Incorporation)		(Commission File Number)		(IRS Employer Identification No.)

11 Huron Drive
Natick, Massachusetts		01760
(Address of Principal Executive Offices)		(Zip Code)

Registrant’s Telephone Number, Including Area Code: (508) 647-4000

(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(s)		Name of each exchange on which registered
Common stock, par value $0.0001 per share		ALUR		The New York Stock Exchange
Warrants to purchase 0.056818 shares of common stock, each at an exercise price of $202.50 per share of common stock		ALUR WS		The New York Stock Exchange

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 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangement of Certain Officers

On September 30, 2025, Milena Alberti-Perez, a Class III member of the board of directors (the “Board”) of Allurion Technologies, Inc. (the “Company”), notified the Company of her resignation from the Board and her role as the chairperson of the Audit Committee of the Board (the “Audit Committee”), effective September 30, 2025. Ms. Alberti-Perez’s resignation was not the result of any disagreement with management or the Board or on any matter relating to the Company’s operations, policies or practices.

Ms. Alberti-Perez resigned to focus her time in the media sector, including a new position on the board of another public company in that sector. Such resignation and resulting reduction in the size of the Board aligns with the Board’s determination that a smaller board will improve efficiency and reduce director compensation costs. Effective upon Ms. Alberti-Perez’s resignation, the size of the Board will be reduced from nine to eight. The Board is currently evaluating which of its directors will replace Ms. Alberti-Perez as chairperson of the Audit Committee.

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.

Date:  October 3, 2025				By:		/s/ Brendan M. Gibbons
						Name: Brendan M. Gibbons Title: Chief Legal Officer

FAQ

Why did Milena Alberti-Perez resign from Allurion Technologies (ALUR)'s board?

Milena Alberti-Perez resigned from Allurion Technologies’ board to focus her time in the media sector, including a new position on the board of another public company in that sector.

Was Milena Alberti-Perez’s resignation from ALUR due to any disagreement with management or the board?

No. The company states that her resignation was not the result of any disagreement with management, the board, or on any matter relating to Allurion’s operations, policies, or practices.

What roles did Milena Alberti-Perez hold at Allurion Technologies before resigning?

She served as a Class III member of the board of directors and as the chairperson of the Audit Committee of Allurion Technologies, Inc.

How does Milena Alberti-Perez’s resignation affect the size of Allurion Technologies’ board?

Effective upon her resignation on September 30, 2025, the size of the board is reduced from nine to eight directors, consistent with the board’s determination that a smaller board will improve efficiency and reduce director compensation costs.

Who will replace Milena Alberti-Perez as chairperson of ALUR’s Audit Committee?

The board of Allurion Technologies is currently evaluating which of its directors will replace Ms. Alberti-Perez as chairperson of the Audit Committee.

Does Allurion Technologies mention any cost impact from reducing the board size?

The company notes that the reduction in board size aligns with the board’s determination that a smaller board will improve efficiency and reduce director compensation costs.