Security key
517125100
Larimar Therapeutics, Inc. - Common Stock, par value $0.001 per share (LRMR)
CUSIP: 517125100
Q3 2023 13F Holders as of 30 Sep 2023
- Security type / class
- Equity / Common Stock, par value $0.001 per share
- Total 13F shares
- 38,745,394
- Total 13F value
- $153,032,401
- Share change
- -964,366
- Put/Call ratio
- 2.4%
- SEC-reported price per share
- $3.95
- Number of holders
- 63
- Value change
- -$3,458,223
- Number of buys
- 24
- Number of sells
- 31
- Shares outstanding
- 107,502,422
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q3 2023
Institutions
63
Top holders
10
LRMR full security history
Ownership snapshot
Full 13F holder table
Larimar Therapeutics, Inc. SEC filings
Larimar Therapeutics, Inc. company facts
Broader feeds
Ownership snapshot
Top reported holders of LRMR - Larimar Therapeutics, Inc. - Common Stock, par value $0.001 per share (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
DEERFIELD MANAGEMENT COMP...
Disclosed value leader
DEERFIELD MANAGEMENT COMP...
Comparable rows
15/15
Latest evidence
30 Jun 2023
13F
Lead comparable stake: 16%
Showing 1-6 of 15 holder rows.
Quick read
DEERFIELD MANAGEMENT COMPANY, L.P. leads the comparable SEC ownership view at 16%.
15 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 DEERFIELD MANAGEMENT COMPANY, L.P.'s linked filing trail.
Comparable ownership
Top 5
DEERFIELD MANAGEMENT COMPANY, L.P.
16%
CHI Advisors LLC
3.2%
Verition Fund Management LLC
2.5%
Woodline Partners LP
1.6%
Janus Henderson Group Ltd.
1.3%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| DEERFIELD MANAGEMENT COMPANY, L.P. |
13F
Company
|
16%
|
$53,026,447
16,941,357 shares
|
— | 30 Jun 2023 |
| CHI Advisors LLC |
13F
Company
|
3.2%
|
$8,720,383
3,414,468 shares
|
— | 30 Jun 2023 |
| Verition Fund Management LLC |
13F
Company
|
2.5%
|
$8,503,312
2,716,713 shares
|
— | 30 Jun 2023 |
| Woodline Partners LP |
13F
Company
|
1.6%
|
$5,264,388
1,681,913 shares
|
— | 30 Jun 2023 |
| Janus Henderson Group Ltd. |
13F
Company
|
1.3%
|
$4,532,351
1,445,726 shares
|
— | 30 Jun 2023 |
| BlackRock Finance, Inc. |
13F
Company
|
1.3%
|
$4,501,827
1,438,283 shares
|
— | 30 Jun 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 Q3 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
63
Shares
38,745,394
Rows available
63
| 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 Q3 2023 vs Q2 2023 Across Filers
Q2 2023 holders
65
Q3 2023 holders
63
Holder diff
-2
| Investor | Q2 2023 Shares | Q3 2023 Shares | Share Diff | Share Chg % | Q2 2023 value | Q3 2023 value | Value change | Value Chg % |
|---|