Larimar Therapeutics, Inc.

LRMRNASDAQ

$2.96-0.10 (-3.27%)as of Oct 2, 2026

Legend

Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

Larimar Therapeutics, Inc. price and activity chart data

Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (-30.8%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
Deerfield Management Company, L.P.	34.28%	$109M	1.13%	Not reported
Blue Owl Capital Holdings LP	8.82%	$27.9M	4.21%	Not reported
BlackRock, Inc.	5.47%	$17.3M	0.00%	Not reported
Defilade Capital Management, L.P.	3.53%	$11.2M	1.50%	New Not reported
Driehaus Capital Management LLC	3.05%	$9.65M	0.06%	Add 7.80%
Vanguard Capital Management LLC	2.86%	$9.07M	0.00%	Not reported
RTW Investments, LP	2.47%	$7.83M	0.07%	Add 71.07%
AQR Capital Management LLC	2.28%	$7.23M	0.00%	Not reported
Marshall Wace, LLP	1.94%	$6.14M	0.00%	Not reported
DAFNA Capital Management LLC	1.93%	$6.12M	1.17%	Reduce 1.03%
Goldman Sachs Group Inc	1.69%	$5.35M	0.00%	Not reported
Geode Capital Management, LLC	1.62%	$5.12M	0.00%	Not reported
Qube Research & Technologies Ltd	1.58%	$5.01M	0.00%	Not reported
Citadel Advisors LLC	1.40%	$4.44M	0.00%	Not reported
State Street Corp	1.36%	$4.31M	0.00%	Not reported
Vanguard Portfolio Management LLC	1.35%	$4.28M	0.00%	Not reported
Woodline Partners LP	1.35%	$4.27M	0.01%	Not reported
Millennium Management LLC	1.28%	$4.07M	0.00%	Not reported
Dimensional Fund Advisors LP	0.93%	$2.93M	0.00%	Not reported
FMR LLC	0.90%	$2.86M	0.00%	Not reported
Sphera Funds Management Ltd.	0.89%	$2.82M	0.37%	New Not reported
Nuveen, LLC	0.86%	$2.73M	0.00%	Not reported
Alyeska Investment Group, L.P.	0.59%	$1.88M	0.00%	Not reported
Northern Trust Corp	0.53%	$1.68M	0.00%	Not reported
Vanguard Fiduciary Trust Co	0.43%	$1.37M	0.00%	Not reported
Los Angeles Capital Management LLC	0.38%	$1.22M	0.00%	Not reported
Hennion & Walsh Asset Management, Inc.	0.38%	$1.21M	0.03%	New Not reported
SummitTX Capital, L.P.	0.34%	$1.07M	0.03%	Reduce 7.24%
JPMorgan Chase & Co	0.32%	$1.05M	0.00%	Not reported
Gem Investment Advisors, LLC	0.31%	$975K	0.60%	Reduce 62.60%
Burkehill Global Management, LP	0.29%	$915K	0.03%	Not reported
Renaissance Technologies LLC	0.29%	$907K	0.00%	Not reported
ADAR1 Capital Management, LLC	0.26%	$832K	0.04%	Add 417.10%
Cerity Partners LLC	0.26%	$828K	0.00%	Not reported
Two Sigma Investments, LP	0.23%	$720K	0.00%	Not reported
Seven Fleet Capital Management LP	0.22%	$704K	0.12%	Reduce 10.00%
Charles Schwab Investment Management Inc	0.20%	$631K	0.00%	Not reported
Ieq Capital, LLC	0.20%	$620K	0.00%	Not reported
Caption Management, LLC	0.19%	$589K	0.00%	Not reported
Soleus Capital Management, L.P.	0.18%	$574K	0.02%	Not reported
Jacobs Levy Equity Management, Inc	0.16%	$520K	0.00%	Not reported
Susquehanna Portfolio Strategies, LLC	0.16%	$504K	0.01%	New Not reported
Diadema Partners LP	0.14%	$447K	0.06%	Reduce 12.00%
Susquehanna International Group, LLP	0.14%	$441K	0.00%	Not reported
UBS Group AG	0.14%	$440K	0.00%	Not reported
Bank of New York Mellon Corp	0.13%	$423K	0.00%	Not reported
State of Wisconsin Investment Board	0.13%	$421K	0.00%	Not reported
Jump Financial, LLC	0.13%	$414K	0.00%	Not reported
Point72 Asset Management, L.P.	0.13%	$411K	0.00%	Not reported
Invesco Ltd.	0.13%	$410K	0.00%	Not reported

50 of 153 holders

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