Allurion Technologies-28ALURWPreferred / convertible

13F holders, Q4 2025 (December 31)
29holders −6
1new positions
7sold out
$0.03avg. 13F price*

At the end of Q4 2025, 29 institutions reported holding Allurion Technologies-28 (ALURW) in their 13F filings, down 6 from Q3 2025. 1 opened new positions and 7 sold out. The largest holders were Anson Funds Management LP ($74K), Toronto Dominion Bank ($24K) and Aristeia Capital, L.L.C. ($18K).

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 Q3 2025 → Q4 2025

InstitutionsTotal Value
New Positions1$74K
Exits7$2K

All 13F filers, Q3 2025 → Q4 2025: 60,174 shares bought and 246,282 shares sold, net −186,108 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 29 holders
Anson Funds Management LP — New 59,881 $74K
Toronto Dominion Bank — Reduce -0.0% 1,588,731 $24K
Aristeia Capital, L.L.C. — No change 1,204,410 $18K
Public Investment Fund — No change 1,148,436 $18K
LMR Partners LLP — No change 319,499 $5K
Clear Street Group Inc. — Reduce -0.1% 234,221 $4K
Wolverine Asset Management LLC — No change 211,472 $3K
Saba Capital Management, L.P. — No change 122,683 $2K
Davidson Kempner Capital Management LP — No change 97,826 $1K
Silver Rock Financial LP — No change 86,285 $1K
Moore Capital Management, LP — No change 76,562 $1K
SkyView Investment Advisors, LLC — No change 45,174 $1K
Jane Street Group, LLC — No change 57,708 $883
Healthcare of Ontario Pension Plan Trust Fund — No change 56,005 $857
Susquehanna International Group, LLP — Reduce -76.8% 42,034 $643
Two Sigma Securities, LLC — Reduce -41.1% 30,139 $461
Calamos Advisors LLC — No change 22,968 $351
Goldman Sachs Group Inc. — No change 15,312 $234
OMERS ADMINISTRATION Corp — No change 15,312 $234
TENOR CAPITAL MANAGEMENT Co., L.P. — No change 15,312 $234
Bracebridge Capital, LLC — No change 15,311 $234
Ieq Capital, LLC — No change 15,312 $234
Osaic Holdings, Inc. — Add +269.7% 281 $5
Longfellow Investment Management Co. LLC — No change 77 $1
Federation des caisses Desjardins du Quebec — No change 45 $1
Wells Fargo & Company — No change 1 $0
Royal Bank of Canada — Add +129.4% 156 $0
Vestcor Inc — No change 13,795 $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.