Larimar Therapeutics
LRMR
162 hedge funds and large institutions have $395M invested in Larimar Therapeutics in 2026 Q1 according to their latest regulatory filings, with 43 funds opening new positions, 59 increasing their positions, 41 reducing their positions, and 15 closing their positions.
226% more call options, than puts
Call options by funds: $5.46M | Put options by funds: $1.67M
187% more first-time investments, than exits
New positions opened: 43 | Existing positions closed: 15
44% more repeat investments, than reductions
Existing positions increased: 59 | Existing positions reduced: 41
43% more capital invested
Capital invested by funds: $277M → $395M (+$118M)
19% more funds holding
Funds holding: 136 → 162 (+26)
0% more funds holding in top 10
Funds holding in top 10: 1 → 1 (0)
0.47% less ownership
Funds ownership: 84.95% → 84.48% (-0.47%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
DM
Deerfield Management
New York
|
+$20M |
| 2 |
DCM
Driehaus Capital Management
Chicago,
Illinois
|
+$9.59M |
| 3 |
DTC
Deep Track Capital
Greenwich,
Connecticut
|
+$6M |
| 4 |
DCM
DAFNA Capital Management
Los Angeles,
California
|
+$4.36M |
| 5 |
SCM
Soleus Capital Management
Greenwich,
Connecticut
|
+$4.26M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
RI
RTW Investments
New York
|
-$6.5M |
| 2 |
Millennium Management
New York
|
-$6.32M |
| 3 |
Citadel Advisors
Miami,
Florida
|
-$3.39M |
| 4 |
Verition Fund Management
Greenwich,
Connecticut
|
-$2.16M |
| 5 |
Point72 Asset Management
Stamford,
Connecticut
|
-$1.65M |
LRMR Hedge Fund Activity: Q1 2026 in Review
162 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Larimar Therapeutics (LRMR) for Q1 2026, worth a combined $395M — up 43% from $277M a quarter earlier.
Buyers outnumbered sellers: 43 funds opened new LRMR positions and 15 closed out — a net gain of 28 holders — while 59 added to existing stakes and 41 trimmed.
The largest buyer was Deerfield Management, adding an estimated $20M. The largest seller was RTW Investments, cutting an estimated $6.5M.
- 162 institutional investors held Larimar Therapeutics (LRMR) as of Q1 2026, up from 136 in Q4 2025.
- Funds reported $395M of Larimar Therapeutics stock for Q1 2026, up 43% quarter-over-quarter.
- 43 funds opened new Larimar Therapeutics positions in Q1 2026 and 15 closed out, a net change of +28 holders.
- The largest Larimar Therapeutics buyer in Q1 2026 was Deerfield Management, an estimated $20M added.
- The largest Larimar Therapeutics seller in Q1 2026 was RTW Investments, an estimated $6.5M sold.
Based on aggregated 13F filings for Q1 2026.