Security key
816212302
Cartesian Therapeutics, Inc. - COMMON STOCK (RNAC)
CUSIP: 816212302
Q1 2023 13F Holders as of 31 Mar 2023
- Security type / class
- Equity / COMMON STOCK
- Total 13F shares
- 1,200
- Total 13F value
- $1,668
- Share change
- +1,200
- SEC-reported price per share
- $1.39
- Number of holders
- 1
- Value change
- +$1,668
- Number of buys
- 1
- Shares outstanding
- 26,658,100
Holder snapshot
5 facts
Security identity
1 fact
Report period
Q1 2023
Institutions
1
Top holders
1
RNAC full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2023
Cartesian Therapeutics, Inc. SEC filings
Cartesian Therapeutics, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 816212302
Recent filing periods:
Ownership snapshot
Top reported holders of RNAC - Cartesian Therapeutics, Inc. - COMMON STOCK (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
VANGUARD GROUP INC
Disclosed value leader
VANGUARD GROUP INC
Comparable rows
0/15
Latest evidence
31 Dec 2022
13F
Highest disclosed value: $7,189,835
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
VANGUARD GROUP INC has the largest disclosed position value at $7.19M.
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.
Disclosed position value
Top 5
VANGUARD GROUP INC
$7.19M
MANGROVE PARTNERS IM, LLC
$5.94M
Artal Group S.A.
$5.52M
Endurant Capital Management LP
$4.27M
EcoR1 Capital, LLC
$3.96M
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 |
|---|---|---|---|---|---|
| VANGUARD GROUP INC |
13F
Company
|
—
class O/S missing
|
$7,189,835
6,362,686 shares
|
— | 31 Dec 2022 |
| MANGROVE PARTNERS IM, LLC |
13F
Company
|
—
class O/S missing
|
$5,944,273
5,260,419 shares
|
— | 31 Dec 2022 |
| Artal Group S.A. |
13F
Company
|
—
class O/S missing
|
$5,518,000
4,883,200 shares
|
— | 31 Dec 2022 |
| Endurant Capital Management LP |
13F
Company
|
—
class O/S missing
|
$4,268,708
3,777,618 shares
|
— | 31 Dec 2022 |
| EcoR1 Capital, LLC |
13F
Company
|
—
class O/S missing
|
$3,955,000
3,500,000 shares
|
— | 31 Dec 2022 |
| Boxer Capital, LLC |
13F
Company
|
—
class O/S missing
|
$3,711,001
3,284,072 shares
|
— | 31 Dec 2022 |
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 Q1 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
1
Shares
1,200
Rows available
1
| 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 Q1 2023 vs Q4 2025 Across Filers
Q4 2025 holders
66
Q1 2023 holders
1
Holder diff
-65
| Investor | Q4 2025 Shares | Q1 2023 Shares | Share Diff | Share Chg % | Q4 2025 value | Q1 2023 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend