Allurion Technologies-28ALURWPreferred / convertible

13F holders, Q1 2025 (March 31)
34holders −5
3new positions
6sold out
1famous investor
$0.06avg. 13F price*

At the end of Q1 2025, 34 institutions reported holding Allurion Technologies-28 (ALURW) in their 13F filings, down 5 from Q4 2024. 3 opened new positions and 6 sold out. The largest holders were Jones Road Capital Management, L.P. ($143K), Public Investment Fund ($33K) and Aristeia Capital, L.L.C. ($33K). One famous investor held it Ken Griffin ( of Citadel Advisors's portfolio).

Company
Allurion Technologies-28
CUSIP
02008G110
Latest filing quarter
Q2 2026

History

Number of 13F holders

01020304050 Q1 2024: 46Q1 2024Q2 2024: 46Q2 2024Q3 2024: 45Q3 2024Q4 2024: 39Q4 2024Q1 2025: 34Q1 2025Q2 2025: 39Q2 2025Q3 2025: 35Q3 2025Q4 2025: 29Q4 2025Q1 2026: 3Q1 2026Q2 2026: 1Q2 2026

Total Exit/New Position Q4 2024 → Q1 2025

InstitutionsTotal Value
New Positions3$2K
Exits6$4K

All 13F filers, Q4 2024 → Q1 2025: 126,939 shares bought and 179,837 shares sold, net −52,898 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 34 holders
Jones Road Capital Management, L.P. — No change 44,393 $143K
Public Investment Fund — No change 1,148,436 $33K
Aristeia Capital, L.L.C. — Reduce -1.9% 1,204,410 $33K
LMR Partners LLP — No change 319,499 $9K
Clear Street LLC — No change 234,954 $7K
Wolverine Asset Management LLC — Add +54.0% 218,756 $6K
Saba Capital Management, L.P. — No change 122,683 $3K
Davidson Kempner Capital Management LP — No change 97,826 $3K
Silver Rock Financial LP — No change 86,285 $3K
Westchester Capital Management, LLC — No change 85,801 $2K
Moore Capital Management, LP — No change 76,562 $2K
Jane Street Group, LLC — No change 57,708 $2K
Healthcare of Ontario Pension Plan Trust Fund — No change 56,005 $2K
Virtu Financial LLC — New 27,626 $1K
SkyView Investment Advisors, LLC — No change 45,174 $1K
Calamos Advisors LLC — No change 22,968 $666
Two Sigma Securities, LLC — New 21,894 $635
Ieq Capital, LLC — No change 16,537 $480
Goldman Sachs Group Inc. — No change 15,312 $444
OMERS ADMINISTRATION Corp — No change 15,312 $444
TENOR CAPITAL MANAGEMENT Co., L.P. — No change 15,312 $444
Bracebridge Capital, LLC — No change 15,311 $444
Citadel Advisors — Reduce -41.7% 14,668 $425
UBS Group AG — Add +33.3% 2,681 $78
Arena Capital Advisors, LLC- CA — No change 1,813 $53
Longfellow Investment Management Co. LLC — No change 77 $2
Allworth Financial LP — No change 30 $1
Osaic Holdings, Inc. — Reduce -37.1% 61 $1
Federation des caisses Desjardins du Quebec — New 45 $1
Bank of America Corp. — No change 1 $0
Royal Bank of Canada — Reduce -69.2% 68 $0
Vestcor Inc — No change 13,795 $0
Sunbelt Securities, Inc. — No change 13 $0
Investors Research Corp — No change 6 $0

"% of holder's portfolio" is ALURW's weight in each manager's 13F, not the share of Allurion Technologies-28 the manager owns.