Larimar TherapeuticsLRMR
13F holders, Q4 2025 (December 31)136holders
21new positions
19sold out
6famous investors
$3.81avg. 13F price*
At the end of Q4 2025, 136 institutions reported holding Larimar Therapeutics Inc. (LRMR) in their 13F filings, unchanged from Q3 2025. 21 opened new positions and 19 sold out. The largest holders were Deerfield Management Company, L.P. ($116.6M), Blue Owl Capital Holdings LP ($26.0M) and Millennium Management ($19.8M). 6 famous investors held it, including Israel Englander (0.0% of Millennium Management's portfolio), Steve Cohen (0.0% of Point72 Asset Management's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Larimar Therapeutics Inc.
- CUSIP
- 517125100
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q3 2025 → Q4 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 21 | $3.8M |
| Exits | 19 | $42.9M |
All 13F filers, Q3 2025 → Q4 2025: 5,804,977 shares bought and 18,442,759 shares sold, net −12,637,782 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 136 holders
| Deerfield Management Company, L.P. | 1.70% | No change | 30,606,974 | $116.6M |
| Blue Owl Capital Holdings LP | 8.10% | Add +16.6% | 6,823,690 | $26.0M |
| Millennium Management | 0.01% | Add +6.3% | 5,206,364 | $19.8M |
| BlackRock, Inc. | 0.00% | Add +10.3% | 3,681,603 | $14.0M |
| RTW Investments, LP | 0.12% | No change | 3,125,000 | $11.9M |
| Vanguard Group Inc. | 0.00% | Reduce -1.4% | 3,046,216 | $11.6M |
| AIGH Capital Management LLC | 2.25% | Add +100.0% | 2,000,000 | $7.6M |
| Point72 Asset Management | 0.01% | Add +19.4% | 1,461,028 | $5.6M |
| Citadel Advisors | 0.00% | Reduce -7.5% | 1,366,750 | $5.2M |
| Goldman Sachs Group Inc. | 0.00% | Reduce -14.5% | 1,347,215 | $5.1M |
| Geode Capital Management, LLC | 0.00% | Add +6.9% | 1,093,323 | $4.2M |
| DAFNA Capital Management LLC | 0.84% | Reduce -8.6% | 939,164 | $3.6M |
| Alyeska Investment Group, L.P. | 0.01% | Reduce -50.8% | 927,821 | $3.5M |
| State Street Corp. | 0.00% | Add +2.3% | 911,925 | $3.5M |
| Woodline Partners LP | 0.01% | Reduce -50.6% | 800,850 | $3.1M |
| Jane Street Group, LLC | 0.00% | Add +60.6% | 678,942 | $2.6M |
| Verition Fund Management LLC | 0.01% | No change | 567,683 | $2.2M |
| Driehaus Capital Management LLC | 0.01% | No change | 535,464 | $2.0M |
| AQR Capital Management | 0.00% | Reduce -10.7% | 502,251 | $1.9M |
| D. E. Shaw & Co. | 0.00% | New | 437,399 | $1.7M |
| Caption Management, LLC | 0.07% | Reduce -68.3% | 415,294 | $1.6M |
| Federated Hermes, Inc. | 0.00% | Add +14885.7% | 358,907 | $1.4M |
| Northern Trust Corp. | 0.00% | Reduce -5.7% | 356,775 | $1.4M |
| ExodusPoint Capital Management, LP | 0.01% | Add +111.4% | 344,246 | $1.3M |
| Dimensional Fund Advisors LP | 0.00% | Add +482.1% | 327,494 | $1.2M |
| Marex Group Ltd | 0.01% | Add +121.3% | 312,000 | $1.2M |
| Renaissance Technologies | 0.00% | Reduce -65.4% | 297,266 | $1.1M |
| Two Sigma Investments, LP | 0.00% | Add +119.1% | 295,183 | $1.1M |
| Gem Investment Advisors, LLC | 1.01% | — | 280,860 | $1.1M |
| Susquehanna International Group, LLP | 0.00% | Add +253.9% | 252,783 | $963K |
| Cerity Partners LLC | 0.00% | Reduce -1.8% | 234,737 | $894K |
| ADAR1 Capital Management, LLC | 0.05% | Reduce -21.2% | 185,689 | $707K |
| Charles Schwab Investment Management Inc. | 0.00% | No change | 162,113 | $618K |
| Morgan Stanley | 0.00% | Add +46.2% | 135,983 | $518K |
| XTX Topco Ltd | 0.01% | Add +127.1% | 118,938 | $453K |
| Bank of New York Mellon Corp | 0.00% | Add +4.4% | 115,928 | $442K |
| UBS Group AG | 0.00% | Reduce -55.6% | 114,580 | $437K |
| Bridgeway Capital Management, LLC | 0.01% | Add +42.2% | 111,216 | $424K |
| Nuveen, LLC | 0.00% | No change | 105,182 | $401K |
| Gsa Capital Partners LLP | 0.03% | Add +25.4% | 102,039 | $389K |
| Jump Financial, LLC | 0.01% | New | 96,074 | $366K |
| Canada Pension Plan Investment Board | 0.00% | New | 94,000 | $358K |
| Two Sigma Advisers, LP | 0.00% | Reduce -64.7% | 89,124 | $340K |
| Barclays PLC | 0.00% | Add +10.7% | 78,470 | $299K |
| American Century Companies Inc. | 0.00% | Reduce -17.1% | 75,541 | $288K |
| Alliancebernstein L.P. | 0.00% | No change | 74,530 | $284K |
| Ethic Inc. | 0.00% | Reduce -9.7% | 68,102 | $259K |
| Acadian Asset Management LLC | 0.00% | New | 64,670 | $245K |
| Rhumbline Advisers | 0.00% | Reduce -7.7% | 63,565 | $242K |
| Schonfeld Strategic Advisors LLC | 0.00% | New | 61,759 | $235K |
| Quadrature Capital Ltd | 0.00% | Add +195.4% | 57,646 | $220K |
| Wells Fargo & Company | 0.00% | Add +48.0% | 56,897 | $217K |
| EntryPoint Capital, LLC | 0.08% | New | 53,321 | $203K |
| Ieq Capital, LLC | 0.00% | Reduce -24.2% | 49,150 | $187K |
| Pale Fire Capital SE | 0.02% | No change | 45,218 | $172K |
| Graham Capital Management, L.P. | 0.01% | New | 42,255 | $161K |
| Next Level Private LLC | 0.04% | No change | 41,700 | $159K |
| J. Goldman & Co LP | 0.01% | Reduce -80.1% | 40,500 | $154K |
| Bank of America Corp. | 0.00% | Add +43.8% | 40,473 | $154K |
| Man Group plc | 0.00% | New | 39,225 | $149K |
| Journey Strategic Wealth LLC | 0.00% | Reduce -0.1% | 35,836 | $137K |
| Creative Planning | 0.00% | Reduce -44.6% | 35,618 | $136K |
| Deutsche Bank AG | 0.00% | Reduce -37.5% | 34,390 | $131K |
| Velan Capital Investment Management LP | 0.07% | No change | 33,000 | $126K |
| Cwm, LLC | 0.00% | Reduce -9.4% | 32,631 | $124K |
| Simplex Trading, LLC | 0.00% | Reduce -85.8% | 30,522 | $116K |
| Squarepoint Ops LLC | 0.00% | New | 30,416 | $116K |
| Fi3 FINANCIAL ADVISORS, LLC | 0.03% | Add +0.3% | 29,322 | $112K |
| T. Rowe Price Associates Inc. | 0.00% | Add +26.3% | 29,008 | $111K |
| Walleye Trading LLC | 0.00% | No change | 25,000 | $95K |
| JPMorgan Chase & Co. | 0.00% | Reduce -1.6% | 24,864 | $95K |
| Commonwealth Equity Services, LLC | 0.00% | New | 22,848 | $87K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Add +3.2% | 22,547 | $86K |
| Connor, Clark & Lunn Investment Management Ltd. | 0.00% | New | 21,070 | $80K |
| Intech Investment Management LLC | 0.00% | Reduce -1.2% | 20,968 | $80K |
| Invesco Ltd. | 0.00% | Add +3.6% | 18,401 | $70K |
| Axq Capital, LP | 0.02% | Reduce -53.3% | 17,655 | $67K |
| Coldstream Capital Management Inc. | 0.00% | Reduce -6.8% | 16,334 | $62K |
| Manufacturers Life Insurance Company, The | 0.00% | Add +2.6% | 15,952 | $61K |
| SG Americas Securities, LLC | 0.00% | New | 15,757 | $60K |
| Cherry Tree Wealth Management, LLC | 0.01% | Add +15.1% | 15,264 | $58K |
| B.O.S.S. Retirement Advisors, LLC | 0.02% | Add +13.5% | 14,439 | $55K |
| China Universal Asset Management Co., Ltd. | 0.00% | Reduce -7.0% | 13,947 | $53K |
| Wealth Enhancement Advisory Services, LLC | 0.00% | Reduce -14.4% | 15,614 | $53K |
| Police & Firemen's Retirement System of New Jersey | 0.00% | No change | 13,726 | $52K |
| MetLife Investment Management, LLC | 0.00% | Reduce -47.1% | 13,597 | $52K |
| Keystone Financial Group | 0.00% | New | 13,000 | $50K |
| FMR LLC | 0.00% | Reduce -10.3% | 12,880 | $49K |
| ProShare Advisors LLC | 0.00% | Add +13.8% | 12,623 | $48K |
| BNP Paribas Financial Markets | 0.00% | Add +23.7% | 12,553 | $48K |
| Two Sigma Securities, LLC | 0.01% | New | 12,392 | $47K |
| Prelude Capital Management, LLC | 0.00% | No change | 10,867 | $41K |
| Sei Investments Co. | 0.00% | No change | 10,573 | $40K |
| Pallas Capital Advisors LLC | 0.00% | Reduce -5.6% | 10,168 | $39K |
| Oppenheimer & Co. Inc. | 0.00% | No change | 10,000 | $38K |
| STRS Ohio | 0.00% | No change | 7,900 | $30K |
| New York State Common Retirement Fund | 0.00% | No change | 6,619 | $25K |
| Tower Research Capital LLC (TRC) | 0.00% | Add +52.4% | 6,532 | $25K |
| Citigroup Inc. | 0.00% | Add +23.0% | 6,488 | $25K |
| Russell Investments Group, Ltd. | 0.00% | Add +22.1% | 5,917 | $23K |
"% of holder's portfolio" is LRMR's weight in each manager's 13F, not the share of Larimar Therapeutics Inc. the manager owns.