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, Q1 2026
Institutional positions in Allurion Technologies, Inc. as of Mar 31, 2026. 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
- 3
- −27 vs. Q4 2025
- Shares held
- 89
- −5.49M (−100.0%) vs. Q4 2025
- Total value
- $2
- −$82.7K (−100.0%) vs. Q4 2025
- New holders
- 1
- 0 more added
- Sold out
- 28
- 0 more reduced
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Allurion Technologies, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Longfellow Investment Management Co LLC | 77 | $2 | 0.00% | 00.0% | Unchanged |
| Investors Research Corp | 6 | $0 | 0.00% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 6 | $0 | 0.00% | +6 | New |
| Toronto Dominion Bank | 0 | $0 | 0.00% | −1,588,731−100.0% | Sold out |
| Aristeia Capital LLC | 0 | $0 | 0.00% | −1,204,410−100.0% | Sold out |
| Public Investment Fund | 0 | $0 | 0.00% | −1,148,436−100.0% | Sold out |
| LMR Partners LLP | 0 | $0 | 0.00% | −319,499−100.0% | Sold out |
| Clear Street Group Inc. | 0 | $0 | 0.00% | −234,221−100.0% | Sold out |
| Wolverine Asset Management LLC | 0 | $0 | 0.00% | −211,472−100.0% | Sold out |
| Saba Capital Management, L.P. | 0 | $0 | 0.00% | −122,683−100.0% | Sold out |
| Davidson Kempner Capital Management LP | 0 | $0 | 0.00% | −97,826−100.0% | Sold out |
| Silver Rock Financial LP | 0 | $0 | 0.00% | −86,285−100.0% | Sold out |
| Moore Capital Management, LP | 0 | $0 | 0.00% | −76,562−100.0% | Sold out |
| SkyView Investment Advisors, LLC | 0 | $0 | 0.00% | −45,174−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −57,708−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −56,005−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −42,034−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −30,139−100.0% | Sold out |
| Calamos Advisors LLC | 0 | $0 | 0.00% | −22,968−100.0% | Sold out |
| Goldman Sachs Group Inc | 0 | $0 | 0.00% | −15,312−100.0% | Sold out |
| Omers Administration Corp | 0 | $0 | 0.00% | −15,312−100.0% | Sold out |
| Tenor Capital Management Co., L.P. | 0 | $0 | 0.00% | −15,312−100.0% | Sold out |
| Bracebridge Capital, LLC | 0 | $0 | 0.00% | −15,311−100.0% | Sold out |
| Ieq Capital, LLC | 0 | $0 | 0.00% | −15,312−100.0% | Sold out |
| Advisor Group Holdings, Inc. | 0 | $0 | 0.00% | −281−100.0% | Sold out |
| JPMorgan Chase & Co | 0 | $0 | 0.00% | – | Sold out |
| Federation des caisses Desjardins du Quebec | 0 | $0 | 0.00% | −45−100.0% | Sold out |
| Wells Fargo & Company | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Royal Bank of Canada | 0 | $0 | 0.00% | −156−100.0% | Sold out |
| Vestcor Inc | 0 | $0 | 0.00% | −13,795−100.0% | Sold out |
| Anson Funds Management LP | 0 | $0 | 0.00% | −59,881−100.0% | Sold out |