Michael R. Davin - 03 Oct 2025 Form 4 Insider Report for ALLURION TECHNOLOGIES, INC. (ALUR)

Role: Director
Signature: /s/ Shantanu Gaur, attorney-in-fact
Issuer symbol: ALUR
Transactions as of: 03 Oct 2025
Net transactions value: -$4,918
Form type: 4
Filing time: 05 Dec 2025, 19:23:17 UTC
Previous filing: 25 Oct 2023
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Davin Michael R	Director	C/O ALLURION TECHNOLOGIES, INC., 11 HURON DRIVE, NATICK	/s/ Shantanu Gaur, attorney-in-fact	05 Dec 2025	0001345975

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ALUR	Common Stock	Gift	$0	-604	-14%	$0.000000	3,814	03 Oct 2025	Direct	F1
transaction	ALUR	Common Stock	Gift	$0	+604		$0.000000	604	03 Oct 2025	See footnote	F2
transaction	ALUR	Common Stock	Gift	$0	-2,608	-68%	$0.000000	1,206	26 Nov 2025	Direct
transaction	ALUR	Common Stock	Gift	$0	+2,608	+432%	$0.000000	3,212	26 Nov 2025	See footnote	F2
transaction	ALUR	Common Stock	Sale	$2,377	-1,606	-50%	$1.48	1,606	03 Dec 2025	See footnote	F2
transaction	ALUR	Common Stock	Sale	$2,541	-1,606	-100%	$1.58	0	04 Dec 2025	See footnote	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	On January 3, 2025, the Issuer effected a 1-for-25 reverse stock split of its common stock, par value $0.0001 per share (the "Reverse Stock Split"). The number of securities reported herein have been adjusted to reflect the Reverse Stock Split.
F2	Shares held by Davin Family Nominee Trust u/a 4/16/04 ("Davin Family Trust"), of which the Reporting Person and his spouse serve as trustees. The Reporting Person disclaims Section 16 beneficial ownership of the securities held by the Davin Family Trust, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed to be an admission that he has beneficial ownership of such shares for Section 16 or any other purpose.

Content

On January 3, 2025, the Issuer effected a 1-for-25 reverse stock split of its common stock, par value $0.0001 per share (the "Reverse Stock Split"). The number of securities reported herein have been adjusted to reflect the Reverse Stock Split.

Shares held by Davin Family Nominee Trust u/a 4/16/04 ("Davin Family Trust"), of which the Reporting Person and his spouse serve as trustees. The Reporting Person disclaims Section 16 beneficial ownership of the securities held by the Davin Family Trust, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed to be an admission that he has beneficial ownership of such shares for Section 16 or any other purpose.