ALLURION TECHNOLOGIES INC

Historical 13F Holders

Symbol: ALUR
CUSIP: 02008G201
All holders as of: Q1 2026
Type: Equity
Class: COMMON STOCK

Reported Value, Excluding Options

Total Filings

13D/G Filers

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Every filing for 02008G201 since 12/18/2024, newest first.

Filer	% of Class	Shares	Form	Filed
RTW Investments, LP 13D/A Amendment 11	39.4%	5,891,430	13D/A Amendment 11	3/2/2026 Event 2/26/2026
RTW Investments, LP	39.4%	5,891,430
RTW Master Fund, Ltd.	21.0%	3,138,798
RTW Innovation Master Fund, Ltd.	16.2%	2,427,089
Roderick Wong	39.4%	5,891,430
Armistice Capital, LLC 13G/A Amendment 2	4.99%	136,486	13G/A Amendment 2	11/14/2025 Event 9/30/2025
Armistice Capital, LLC	4.99%	136,486
Steven Boyd	4.99%	136,486
RTW Investments, LP 13D/A Amendment 10	48.1%	5,891,430	13D/A Amendment 10	11/13/2025 Event 11/11/2025
RTW Investments, LP	48.1%	5,891,430
RTW Master Fund, Ltd.	25.5%	3,138,798
RTW Innovation Master Fund, Ltd.	19.8%	2,427,089
Roderick Wong	48.1%	5,891,430
RTW Investments, LP 13D/A Amendment 9	43.6%	4,035,142	13D/A Amendment 9	11/7/2025 Event 11/5/2025
RTW Investments, LP	43.6%	4,035,142
RTW Master Fund, Ltd.	23.2%	2,147,254
RTW Innovation Master Fund, Ltd.	17.9%	1,659,241
Roderick Wong	43.6%	4,035,142
Armistice Capital, LLC 13G/A Amendment 1	7.2%	185,000	13G/A Amendment 1	8/14/2025 Event 6/30/2025
Armistice Capital, LLC	7.2%	185,000
Steven Boyd	7.2%	185,000
Armistice Capital, LLC 13G/A Amendment 3	4.99%	391,643	13G/A Amendment 3	5/15/2025 Event 3/31/2025
Armistice Capital, LLC	4.99%	391,643
Steven Boyd	4.99%	391,643
RTW Investments, LP 13D/A Amendment 8	34.1%	2,542,603	13D/A Amendment 8	4/17/2025 Event 4/15/2025
RTW Investments, LP	34.1%	2,542,603
RTW Master Fund, Ltd.	17.8%	1,324,532
RTW Innovation Master Fund, Ltd.	13.8%	1,027,287
Roderick Wong, M.D.	34.1%	2,542,603
Armistice Capital, LLC 13G/A Amendment 2	4.99%	251,742	13G/A Amendment 2	2/7/2025 Event 1/31/2025
Armistice Capital, LLC	4.99%	251,742
Boyd Steven	4.99%	251,742
RTW Investments, LP 13D/A Amendment 6	21.9%	1,050,053	13D/A Amendment 6	1/29/2025 Event 1/28/2025
RTW Investments, LP	21.9%	1,050,053
RTW Master Fund, Ltd.	10.5%	501,806
RTW Innovation Master Fund, Ltd.	8.3%	395,328
Roderick Wong, M.D.	21.9%	1,050,053
RTW Investments, LP 13D/A Amendment 5	29.6%	1,050,060	13D/A Amendment 5	1/16/2025 Event 1/14/2025
RTW Investments, LP	29.6%	1,050,060
Roderick Wong, MD	29.6%	1,050,060
RTW Investments, LP 13D/A Amendment 4	10.0%	277,797	13D/A Amendment 4	1/10/2025 Event 1/7/2025
RTW Investments, LP	10.0%	277,797
Roderick Wong, M.D.	10.0%	277,797

13F Holders by Quarter

Period	Filings	Shares, Excl. Options	Value, Excl. Options	Options Value
2026 Q1	1	2.00	$1.00	$0
2025 Q4	27	6.82 M	$8.20 M	$0
2025 Q3	21	2.82 M	$5.75 M	$0
2025 Q2	22	2.82 M	$6.84 M	$0
2025 Q1	25	1.39 M	$4.44 M	$0
2024 Q4	1	21.0	$9.00	$0