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Larimar Therapeutics, Inc.

LRMR
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001374690

In the last 90 days, Larimar Therapeutics, Inc. insiders filed 1 open-market purchase and 0 sales; 163 institutions reported holding it in 13F filings for Q2 2026, worth $291.4M in total; no superinvestor holds it.

Q3 2025 vs. Q2 2025

How the institutions holding Larimar Therapeutics, Inc. changed between Q2 2025 and Q3 2025.

All holders in Q3 2025All holders in Q2 2025

13F holders of LRMR: Q2 2025 compared with Q3 2025
MeasureQ2 2025Of which not filed for Q3 2025Q3 2025Change
Holders1161136+21
Shares62.3M237.8K85.5M+23.4M (+37.7%)
Value$180.1M$687.2K$274.8M+$95.4M (+53.2%)

1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (30)

Institutions that held Larimar Therapeutics, Inc. at the end of Q3 2025 but not at the end of Q2 2025.

Institutions new to LRMR in Q3 2025
InstitutionSharesValue% of portfolio
RTW Investments, LP3,125,000$10.1M0.12%
Adage Capital Partners GP, L.L.C.1,900,000$6.14M0.01%
Point72 Asset Management, L.P.1,223,866$3.95M0.01%
AIGH Capital Management LLC1,000,000$3.23M1.13%
Balyasny Asset Management LLC286,533$925.5K0.00%
HAP Trading, LLC262,776$848.8K0.23%
J. Goldman & Co LP203,724$658.0K0.02%
ExodusPoint Capital Management, LP162,821$525.9K0.01%
Cubist Systematic Strategies, LLC162,159$523.8K0.01%
Marex Group plc141,000$455.4K0.01%
Cantor Fitzgerald, L. P.127,500$411.8K0.01%
Creative Planning64,279$207.6K0.00%
Walleye Capital LLC54,400$175.7K0.00%
Prudential Financial Inc38,091$123.0K0.00%
Stonepine Capital Management, LLC25,000$80.8K0.07%
Quadrature Capital Ltd19,515$62.9K0.00%
Ellevest, Inc.18,828$60.8K0.01%
Coldstream Capital Management Inc17,533$56.6K0.00%
B.O.S.S. Retirement Advisors, LLC12,719$41.1K0.01%
SRS Capital Advisors, Inc.10,925$35.3K0.00%
Pallas Capital Advisors LLC10,776$34.8K0.00%
Point72 (DIFC) Ltd10,157$32.8K0.00%
California State Teachers Retirement System2,636$8.51K0.00%
Strategic Advocates LLC2,350$7.59K0.00%
Global Retirement Partners, LLC1,420$4.59K0.00%
Signaturefd, LLC683$2.21K0.00%
Optiver Holding B.V.560$1.81K0.00%
Allworth Financial LP359$1.16K0.00%
Sunbelt Securities, Inc.4$130.00%
Larson Financial Group LLC4$130.00%

Sold out (9)

Institutions that held Larimar Therapeutics, Inc. at the end of Q2 2025 and filed for Q3 2025 without it.

Institutions that sold out of LRMR in Q3 2025
InstitutionShares, Q2 2025Value, Q2 2025
UBS Oconnor LLC307,198$887.8K
Assenagon Asset Management S.A.256,861$742.3K
Wexford Capital LP69,799$201.7K
State of Wisconsin Investment Board31,515$91.1K
Algert Global LLC29,030$83.9K
Keystone Financial Group13,000$37.6K
Voya Investment Management LLC12,092$34.9K
Raymond James Financial Inc8,000$23.1K
GWM Advisors LLC4,121$11.9K

Not filed for Q3 2025 yet (1)

Institutions that held Larimar Therapeutics, Inc. at the end of Q2 2025 and haven't filed a 13F for Q3 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding LRMR in Q2 2025 that haven't filed for Q3 2025
InstitutionShares, Q2 2025Value, Q2 2025
HAP Trading, LLC237,776$687.2K