Allurion Technologies, Inc.
ALURW- Exchange
- OTC
- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0001964979
No open-market purchases or sales by Allurion Technologies, Inc. insiders were filed in the last 90 days; 1 institution reported holding it in 13F filings for Q2 2026, worth $1.00K in total; no superinvestor holds it.
Other share classesALUR
13F holders, Q4 2025
Institutional positions in Allurion Technologies, Inc. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 30
- −6 vs. Q3 2025
- Shares held
- 5.49M
- −186.1K (−3.3%) vs. Q3 2025
- Total value
- $82.7K
- −$69.9K (−45.8%) vs. Q3 2025
- New holders
- 1
- 2 more added
- Sold out
- 7
- 4 more reduced
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ALURW on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1 | $1.00K |
| Q1 2026 | 3 | $2 |
| Q4 2025 | 30 | $82.7K |
| Q3 2025 | 36 | $152.6K |
| Q2 2025 | 39 | $178.4K |
| Q1 2025 | 34 | $111.1K |
| Q4 2024 | 39 | $125.2K |
| Q3 2024 | 45 | $314.5K |
| Q2 2024 | 46 | $1.29M |
| Q1 2024 | 47 | $1.97M |
| Q4 2023 | 46 | $3.47M |
| Q3 2023 | 49 | $6.94M |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Allurion Technologies, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Toronto Dominion Bank | 1,588,731 | $23.8K | 0.00% | −2000.0% | Reduced |
| Aristeia Capital LLC | 1,204,410 | $18.4K | 0.00% | 00.0% | Unchanged |
| Public Investment Fund | 1,148,436 | $17.6K | 0.00% | 00.0% | Unchanged |
| LMR Partners LLP | 319,499 | $4.89K | 0.00% | 00.0% | Unchanged |
| Clear Street Group Inc. | 234,221 | $3.58K | 0.00% | −233−0.1% | Reduced |
| Wolverine Asset Management LLC | 211,472 | $3.24K | 0.00% | 00.0% | Unchanged |
| Saba Capital Management, L.P. | 122,683 | $1.87K | 0.00% | 00.0% | Unchanged |
| Davidson Kempner Capital Management LP | 97,826 | $1.50K | 0.00% | 00.0% | Unchanged |
| Silver Rock Financial LP | 86,285 | $1.32K | 0.00% | 00.0% | Unchanged |
| Moore Capital Management, LP | 76,562 | $1.17K | 0.00% | 00.0% | Unchanged |
| SkyView Investment Advisors, LLC | 45,174 | $1.00K | 0.00% | 00.0% | Unchanged |
| Jane Street Group, LLC | 57,708 | $883 | 0.00% | 00.0% | Unchanged |
| Healthcare of Ontario Pension Plan Trust Fund | 56,005 | $857 | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 42,034 | $643 | 0.00% | −138,794−76.8% | Reduced |
| Two Sigma Securities, LLC | 30,139 | $461 | 0.00% | −21,014−41.1% | Reduced |
| Calamos Advisors LLC | 22,968 | $351 | 0.00% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 15,312 | $234 | 0.00% | 00.0% | Unchanged |
| Omers Administration Corp | 15,312 | $234 | 0.00% | 00.0% | Unchanged |
| Tenor Capital Management Co., L.P. | 15,312 | $234 | 0.00% | 00.0% | Unchanged |
| Bracebridge Capital, LLC | 15,311 | $234 | 0.00% | 00.0% | Unchanged |
| Ieq Capital, LLC | 15,312 | $234 | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 281 | $5 | 0.00% | +205+269.7% | Added |
| JPMorgan Chase & Co | – | $3 | 0.00% | – | – |
| Longfellow Investment Management Co LLC | 77 | $1 | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 45 | $1 | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 1 | $0 | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 156 | $0 | 0.00% | +88+129.4% | Added |
| Vestcor Inc | 13,795 | $0 | 0.00% | 00.0% | Unchanged |
| Investors Research Corp | 6 | $0 | 0.00% | 00.0% | Unchanged |
| Anson Funds Management LP | 59,881 | – | – | +59,881 | New |
| Westchester Capital Management, LLC | 0 | $0 | 0.00% | −85,801−100.0% | Sold out |
| UBS Group AG | 0 | $0 | 0.00% | −175−100.0% | Sold out |
| Allworth Financial LP | 0 | $0 | 0.00% | −30−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Sunbelt Securities, Inc. | 0 | $0 | 0.00% | −13−100.0% | Sold out |
| Newbridge Financial Services Group, Inc. | 0 | $0 | 0.00% | −15−100.0% | Sold out |
| Root Financial Partners, LLC | 0 | $0 | 0.00% | −6−100.0% | Sold out |