Latest Period
Q1 2026
Security Snapshot
ALLURION TECHNOLOGIES, INC. - Common Stock, par value $0.0001 per share (ALUR) Institutional Ownership
CUSIP: 02008G201
13F Institutional Holders and Ownership History from Q4 2024 to Q1 2026
Institutions Reporting
1
Shares (Excl. Options)
2
Price
$0.50
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- Security type / class
- Equity / Common Stock, par value $0.0001 per share
- Symbol
- ALUR on OTC
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 2
- Total 13F value
- $1
- Share change
- -6,561,879
- Value change
- -$8,084,722
- Number of holders
- 1
- Shares outstanding
- 14,952,868
- SEC-reported price per share
- $0.68
- Insider filing price
- $0.68
Latest holder snapshot
4 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- ALUR - ALLURION TECHNOLOGIES, INC. - Common Stock, par value $0.0001 per share is tracked under CUSIP 02008G201.
- 1 institution reported positions in Q1 2026.
- 2 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 25 to 1 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $8,193,770 to $1.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 1 institution filings for Q1 2026.
Security key
02008G201
Latest holder period
Q1 2026
13F holders
1
13D/G owners
2
CIK / CUSIP context first
Open Q1 2026 holders
ALUR full holder history
ALLURION TECHNOLOGIES, INC. SEC filings
ALLURION TECHNOLOGIES, INC. company facts
ALLURION TECHNOLOGIES, INC. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 02008G201:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
2
Security
ALUR
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| RTW INVESTMENTS, LP | 39% | -18% | $8,542,574 | 5,891,430 | 0% | RTW Investments, LP | 26 Feb 2026 | |
| ARMISTICE CAPITAL, LLC | 5% | -31% | $279,673 | -$99,410 | 136,486 | -26% | Armistice Capital, LLC | 30 Sep 2025 |
As of 31 Mar 2026, 1 institutional investors reported holding 2 shares of ALLURION TECHNOLOGIES, INC. - Common Stock, par value $0.0001 per share (ALUR). This represents 0% of the company’s total 14,952,868 outstanding shares.
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
6
Latest
Q1 2026
Rows shown
1-6 of 6
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 2 | $1 | -$8,084,722 | $0.50 | 1 |
| 2025 Q4 | 6,650,537 | $8,193,770 | +$4,593,265 | $1.23 | 25 |
| 2025 Q3 | 2,806,601 | $5,753,623 | -$19,882 | $2.05 | 19 |
| 2025 Q2 | 2,815,977 | $6,842,410 | +$3,426,019 | $2.43 | 21 |
| 2025 Q1 | 1,394,328 | $4,441,171 | +$4,441,108 | $3.21 | 23 |
| 2024 Q4 | 21 | $9 | $0.43 | 1 |