Security key
02008G102
Allurion Technologies, Inc. - Common stock, par value $0.0001 per share (the "Shares") (ALUR)
CUSIP: 02008G102
Q4 2023 13F Holders as of 31 Dec 2023
- Security type / class
- Equity / Common stock, par value $0.0001 per share (the "Shares")
- Total 13F shares
- 7,594,231
- Total 13F value
- $28,403,488
- Share change
- +127,500
- SEC-reported price per share
- $3.74
- Number of holders
- 25
- Value change
- +$464,909
- Number of buys
- 13
- Number of sells
- 3
- Shares outstanding
- 5,932,846
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2023
Institutions
25
Top holders
10
ALUR full security history
Ownership snapshot
Full 13F holder table
ALLURION TECHNOLOGIES, INC. SEC filings
ALLURION TECHNOLOGIES, INC. company facts
Broader feeds
Ownership snapshot
Top reported holders of ALUR - Allurion Technologies, Inc. - Common stock, par value $0.0001 per share (the "Shares") (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Krishna K. Gupta
Disclosed value leader
RTW INVESTMENTS, LP
Comparable rows
0/15
Latest evidence
12 Dec 2023
3/4/5
13F
Highest disclosed value: $14,868,140
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
RTW INVESTMENTS, LP has the largest disclosed position value at $14.87M.
0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens RTW INVESTMENTS, LP's linked filing trail.
Disclosed position value
Top 5
Krishna K. Gupta
$3.61M
RTW INVESTMENTS, LP
$14.87M
S. Omar Ishrak
$6.22M
Fortress Investment Group LLC
$5.59M
BlackRock Finance, Inc.
$2.03M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Krishna K. Gupta |
3/4/5
Director, 10%+ Owner
|
—
denominator unverified
|
$3,608,111
1,919,208 shares
|
— | 23 Oct 2023 |
| RTW INVESTMENTS, LP |
13F
Company
|
—
denominator unverified
|
$14,868,140
3,457,707 shares
|
— | 30 Sep 2023 |
| S. Omar Ishrak |
3/4/5
Director
|
—
denominator unverified
|
$6,218,939
3,307,946 shares
|
— | 23 Oct 2023 |
| Fortress Investment Group LLC |
13F
Company
|
—
mixed-class rows
|
$5,588,328
1,357,753 shares
mixed-class rows
|
— | 30 Sep 2023 |
| BlackRock Finance, Inc. |
13F
Company
|
—
denominator unverified
|
$2,026,977
471,390 shares
|
— | 30 Sep 2023 |
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$1,931,646
449,220 shares
|
— | 30 Sep 2023 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
25
Shares
7,594,231
Rows available
25
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2023 vs Q3 2023 Across Filers
Q3 2023 holders
24
Q4 2023 holders
25
Holder diff
1
| Investor | Q3 2023 Shares | Q4 2023 Shares | Share Diff | Share Chg % | Q3 2023 value | Q4 2023 value | Value change | Value Chg % |
|---|