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Companies / Healthcare / Lexeo Therapeutics, Inc.
LXEO

Lexeo Therapeutics, Inc.

HealthcareBiological Products
Ticker LXEONEW YORK, NYFiscal year ends DecemberBook value per share $2.82Diluted shares 83.4M

Lexeo Therapeutics Inc. is a clinical-stage genetic medicine company focused on developing gene therapy treatments for cardiovascular and neurodegenerative diseases. The company's website is www.lexeotx.com. From the company’s description.

Fiscal year 2025 · ends 12-31Changes are against fiscal 2024The amber dot is the latest twelve months, to 2026-06-30
Sales & profitability
—
0.00%
$-99.96M
−1.7% year over year
Last 12 mo $-87.27M
-40.52%
+43.6 percentage points
Last 12 mo -37.12%
Cash & financing
$-98.56M
−21.5% year over year
Last 12 mo $-88.37M
$-98.96M
−21.2% year over year
Last 12 mo $-88.70M
0.00
Was 0.01× a year earlier
Last 12 mo 0.00
53.6M
+68.8% year over year
Last 12 mo 83.4M

Margins and return on equity change in ; everything else in percent. Fewer shares and less debt are shown plainly, not as bad news — it depends what you make of buybacks. Dotted labels explain each measure. is shown separately from the annual figures.

What Lexeo Therapeutics, Inc. does

In the company’s own words

Lexeo Therapeutics Inc. is a clinical-stage genetic medicine company focused on developing gene therapy treatments for cardiovascular and neurodegenerative diseases. The company's website is www.lexeotx.com.

Lexeo's core business centers on advancing a portfolio of therapeutic candidates designed to address the underlying genetic causes of serious conditions including Friedreich ataxia cardiomyopathy, arrhythmogenic cardiomyopathy caused by PKP2 mutations, hypertrophic cardiomyopathy, and APOE4-associated Alzheimer's disease. The company's most advanced program, LX2006, is an AAVrh10-based gene therapy currently in Phase 1/2 clinical trials for treating Friedreich ataxia cardiomyopathy, which affects approximately 5,000 patients in the United States. LX2006 has received multiple regulatory designations including Breakthrough Therapy, Orphan Drug, Fast Track, and Regenerative Medicine Advanced Therapy designations from the FDA.

The company's second most advanced candidate, LX2020, is being evaluated in Phase 1/2 trials for treating PKP2-associated arrhythmogenic cardiomyopathy, which is estimated to affect approximately 60,000 patients in the United States. Additional pipeline programs include LX2021 for Desmoplakin cardiomyopathy, LX2022 for TNNI3-related hypertrophic cardiomyopathy, and programs targeting Alzheimer's disease including LX1001, which has completed Phase 1/2 trials.

Lexeo's technology platform utilizes the AAVrh10 vector, selected for its high transduction efficiency in myocardial cells, favorable cardiac-to-liver biodistribution ratio, and lower pre-existing immunity compared to other AAV serotypes. The company employs a proprietary Sf9 baculovirus manufacturing process designed to produce gene therapy vectors at scale while maintaining quality and cost-effectiveness suitable for larger patient populations.

The company retains exclusive worldwide development and commercialization rights to all its product candidates and maintains intellectual property including in-licensed patents and pending patent applications covering its technology platform and specific therapeutic applications.

Company details
Sector
Healthcare
Industry
Biological Products
Headquarters
NEW YORK, NY
Fiscal year end
December
CIK
1907108
SIC
2836

Financial performance, year by year

Fiscal 2023–2025 · USD
$-103.32M$-93.25M$-83.18M$-73.11M$-63.04M202320242025Last 12 moLast 12 months

The full income statement, balance sheet and cash flow for each of these years — every figure traceable to its filing — is on the Financials tab with a free account.

Ownership

Who owns Lexeo Therapeutics, Inc. — and what changed

Funds as of 2026Q2 · superinvestors as of 2026-06-30

138
funds hold it
0 of 35
superinvestors hold it
$77.09M
held by funds, at market
19.3%
of shares held by funds

Largest fund holders · Lexeo Therapeutics, Inc.’s weight in each

0.11%of fund net assets
VANGUARD TOTAL STOCK MARKET INDEX FUND
VTI · VANGUARD INDEX FUNDS
0.00%of fund net assets
iShares Russell 2000 ETF
IWM · iShares Trust
0.01%of fund net assets
Fidelity Small Cap Index Fund
FSSNX · Fidelity Salem Street Trust
0.01%of fund net assets
VANGUARD EXTENDED MARKET INDEX FUND
VXF · VANGUARD INDEX FUNDS
0.00%of fund net assets

Fund ownership is a floor, not a census — pensions, insurers and people holding shares directly are not visible here.

Fund ownership counts N-PORT filers only, so it is a floor rather than a census — pensions, insurers and direct holders are not visible here, and the remainder is not “held by individuals”.

Could not be determined for this company: bond issues.

Every fund and institutional holder, quarter by quarter, is on the Ownership tab with a free account.

Connected research

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