Allurion Technologies-28ALURWPreferred / convertible

13F holders, Q3 2025 (September 30)
35holders −4
2new positions
5sold out
$0.03avg. 13F price*

At the end of Q3 2025, 35 institutions reported holding Allurion Technologies-28 (ALURW) in their 13F filings, down 4 from Q2 2025. 2 opened new positions and 5 sold out. The largest holders were Toronto Dominion Bank ($43K), Aristeia Capital, L.L.C. ($32K) and Public Investment Fund ($31K).

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 Q2 2025 → Q3 2025

InstitutionsTotal Value
New Positions2$1K
Exits5$764

All 13F filers, Q2 2025 → Q3 2025: 182,850 shares bought and 35,698 shares sold, net +147,152 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 35 holders
Toronto Dominion Bank — Reduce -0.5% 1,588,931 $43K
Aristeia Capital, L.L.C. — No change 1,204,410 $32K
Public Investment Fund — No change 1,148,436 $31K
LMR Partners LLP — No change 319,499 $9K
Clear Street Group Inc. — — 234,454 $6K
Wolverine Asset Management LLC — Reduce -0.7% 211,472 $6K
Susquehanna International Group, LLP — Add +268.0% 180,828 $5K
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 $2K
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
Two Sigma Securities, LLC — New 51,153 $1K
SkyView Investment Advisors, LLC — No change 45,174 $1K
Calamos Advisors LLC — No change 22,968 $620
Goldman Sachs Group Inc. — No change 15,312 $413
OMERS ADMINISTRATION Corp — No change 15,312 $413
TENOR CAPITAL MANAGEMENT Co., L.P. — No change 15,312 $413
Bracebridge Capital, LLC — No change 15,311 $413
Ieq Capital, LLC — Reduce -7.4% 15,312 $413
UBS Group AG — Reduce -51.1% 175 $5
Longfellow Investment Management Co. LLC — No change 77 $2
Allworth Financial LP — No change 30 $1
Osaic Holdings, Inc. — No change 76 $1
Federation des caisses Desjardins du Quebec — No change 45 $1
Bank of America Corp. — No change 1 $0
Wells Fargo & Company — No change 1 $0
Royal Bank of Canada — No change 68 $0
Vestcor Inc — No change 13,795 $0
Sunbelt Securities, Inc. — No change 13 $0
Investors Research Corp — No change 6 $0
NFSG Corp — No change 15 $0
Root Financial Partners, LLC — New 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.