Free Trial
The Market Does Not Wait. MarketBeat All Access for Just $149
Get the Deal
Claim MarketBeat All Access Sale Promotion

Lexeo Therapeutics (LXEO) 10K Form and Latest SEC Filings 2026

Lexeo Therapeutics logo
$5.16 +0.68 (+15.16%)
As of 03:37 PM Eastern
This is a fair market value price provided by Massive. Learn more.

Latest Lexeo Therapeutics SEC Filings & Recent Activity

Lexeo Therapeutics (NASDAQ:LXEO) has submitted 236+ documents to the U.S. Securities and Exchange Commission (SEC) since 2023. For investors, these filings are the primary source of verified financial data — covering everything from annual revenue and debt levels in the 10-K, to material business events in 8-K current reports, to insider buying and selling activity in Form 4 disclosures. The most recent filing was a Form 144 submitted on May 18, 2026.

Form 4
Lexeo Therapeutics, Inc. Reports Ownership Change on Apr. 7, 2026

Form 4 filings disclose changes in stock ownership by company insiders, including purchases, sales, grants, and option exercises.

View insider ownership

8-K
Lexeo Therapeutics Files Current Report on May. 11, 2026

An 8-K is filed when a material corporate event occurs, such as an acquisition, leadership change, or financial update.

View filing

10-Q
Lexeo Therapeutics Files Quarterly Report on May. 11, 2026

The 10-Q contains Lexeo Therapeutics's unaudited quarterly financial statements, revenue, earnings updates, and cash flow changes between annual reports.

View earnings history

Lexeo Therapeutics SEC Filing History

Browse Lexeo Therapeutics' complete SEC filing history using the filters below. Filter by form type - 10-K, 10-Q, 8-K, Form 4, and more - or set a custom date range to find a filing.

DateFilerForm TypeView
05/18/2026 2:41 PM
Lexeo Therapeutics (1907108) Subject
Townsend Richard Nolan (1995218) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
05/18/2026 2:26 PM
Adler Eric (1994972) Reporting
Lexeo Therapeutics (1907108) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
05/18/2026 2:26 PM
Lexeo Therapeutics (1907108) Subject
Otero Jose Manuel (2024096) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
05/15/2026 5:23 AM
BALYASNY ASSET MANAGEMENT L.P. (1218710) Filed by
Lexeo Therapeutics (1907108) Subject
Form SCHEDULE 13G/A
05/11/2026 6:03 AM
Lexeo Therapeutics (1907108) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
05/11/2026 6:05 AM
Lexeo Therapeutics (1907108) Filer
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
04/30/2026 6:00 AM
Lexeo Therapeutics (1907108) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
04/30/2026 6:01 AM
Lexeo Therapeutics (1907108) Filer
Form DEF 14A
04/30/2026 6:02 AM
Lexeo Therapeutics (1907108) Filer
Form DEFA14A
04/30/2026 6:03 AM
Lexeo Therapeutics (1907108) Filer
Form ARS
04/13/2026 4:03 PM
Lexeo Therapeutics (1907108) Subject
SUVRETTA CAPITAL MANAGEMENT, LLC (1569064) Filed by
Form SCHEDULE 13G
04/07/2026 3:55 PM
Lexeo Therapeutics (1907108) Issuer
Townsend Richard Nolan (1995218) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/06/2026 3:11 PM
Lexeo Therapeutics (1907108) Subject
Townsend Richard Nolan (1995218) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
03/17/2026 8:22 PM
Lexeo Therapeutics (1907108) Issuer
Townsend Richard Nolan (1995218) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
03/17/2026 8:14 PM
Lexeo Therapeutics (1907108) Issuer
Otero Jose Manuel (2024096) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/20/2026 4:05 PM
Lexeo Therapeutics (1907108) Issuer
Otero Jose Manuel (2024096) Reporting
Form 4/A
02/20/2026 4:05 PM
Lexeo Therapeutics (1907108) Issuer
Townsend Richard Nolan (1995218) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/20/2026 4:05 PM
Lexeo Therapeutics (1907108) Issuer
Otero Jose Manuel (2024096) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/18/2026 2:28 PM
Adler Eric (1994972) Reporting
Lexeo Therapeutics (1907108) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
02/18/2026 2:28 PM
Lexeo Therapeutics (1907108) Subject
Robertson Jenny (1995009) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
02/18/2026 2:34 PM
Lexeo Therapeutics (1907108) Subject
See Tai Sandi (2009350) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
02/17/2026 5:39 AM
BALYASNY ASSET MANAGEMENT L.P. (1218710) Filed by
Lexeo Therapeutics (1907108) Subject
Form SCHEDULE 13G/A
02/13/2026 4:33 PM
Frazier Life Sciences Public Fund, L.P. (1863769) Filed by
Lexeo Therapeutics (1907108) Subject
Form SCHEDULE 13G/A
02/05/2026 3:45 PM
Bhalla Narinder Pal (2109299) Reporting
Lexeo Therapeutics (1907108) Issuer
Form 3
Initial statement of beneficial ownership of securities  
02/05/2026 3:17 PM
Lexeo Therapeutics (1907108) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
01/29/2026 6:58 PM
Affinity Asset Advisors, LLC (1773195) Filed by
Lexeo Therapeutics (1907108) Subject
Form SCHEDULE 13G/A
01/27/2026 6:31 AM
Lexeo Therapeutics (1907108) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
01/21/2026 11:30 AM
BlackRock, Inc. (2012383) Filed by
Lexeo Therapeutics (1907108) Subject
Form SCHEDULE 13G
01/12/2026 10:45 AM
Lexeo Therapeutics (1907108) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
12/08/2025 10:45 AM
JANUS HENDERSON GROUP PLC (1274173) Filed by
Lexeo Therapeutics (1907108) Subject
Form SCHEDULE 13G/A
11/27/2025 11:15 PM
Lexeo Therapeutics (1907108) Filer
Form EFFECT
11/26/2025 3:29 PM
Lexeo Therapeutics (1907108) Filer
Form 424B3
11/20/2025 4:14 PM
Lexeo Therapeutics (1907108) Issuer
Otero Jose Manuel (2024096) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
11/20/2025 4:18 PM
Lexeo Therapeutics (1907108) Issuer
Robertson Jenny (1995009) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
11/20/2025 4:19 PM
Lexeo Therapeutics (1907108) Issuer
See Tai Sandi (2009350) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
11/20/2025 4:20 PM
Adler Eric (1994972) Reporting
Lexeo Therapeutics (1907108) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
11/20/2025 4:21 PM
Lexeo Therapeutics (1907108) Issuer
Townsend Richard Nolan (1995218) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
11/20/2025 3:30 PM
Lexeo Therapeutics (1907108) Subject
Paradigm Biocapital Advisors LP (1855655) Filed by
Form SCHEDULE 13G
11/18/2025 2:45 PM
Lexeo Therapeutics (1907108) Subject
Robertson Jenny (1995009) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
11/18/2025 2:31 PM
Adler Eric (1994972) Reporting
Lexeo Therapeutics (1907108) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
11/18/2025 2:37 PM
Lexeo Therapeutics (1907108) Subject
Otero Jose Manuel (2024096) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
Iran's New Leader Just Said Something That Should Terrify Every American (Ad)

Iran's Supreme Leader has declared the Strait of Hormuz closed as leverage against the U.S. - and with 40% of the world's oil passing through that corridor, crude has already crossed $100 per barrel. History shows gold surged 571% during the 1973 oil crisis and 425% in 1979. Today, the U.S. holds 8,133 tonnes of gold valued on the books at $42.22 per ounce - while gold trades above $5,000. American Alternative Assets has released The Great Gold Reset report detailing what this gap could mean for investors.tc pixel

Claim your free copy of The Great Gold Reset report today
11/18/2025 2:38 PM
Lexeo Therapeutics (1907108) Subject
See Tai Sandi (2009350) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
11/18/2025 2:12 PM
Lexeo Therapeutics (1907108) Subject
Townsend Richard Nolan (1995218) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
11/14/2025 11:49 AM
JANUS HENDERSON GROUP PLC (1274173) Filed by
Lexeo Therapeutics (1907108) Subject
Form SCHEDULE 13G/A
11/14/2025 5:04 AM
BALYASNY ASSET MANAGEMENT L.P. (1218710) Filed by
Lexeo Therapeutics (1907108) Subject
Form SCHEDULE 13G/A
11/07/2025 3:42 PM
INTEGRATED CORE STRATEGIES (0) US
Lexeo Therapeutics (1907108) Subject
Form SCHEDULE 13G/A
11/05/2025 8:02 AM
Lexeo Therapeutics (1907108) Filer
Form S-3
Registration statement under Securities Act of 1933  
11/05/2025 6:56 AM
Lexeo Therapeutics (1907108) Filer
Form S-8
Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans  
11/05/2025 6:38 AM
Lexeo Therapeutics (1907108) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
11/05/2025 6:41 AM
Lexeo Therapeutics (1907108) Filer
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
10/27/2025 3:07 PM
Lexeo Therapeutics (1907108) Subject
RA CAPITAL MANAGEMENT, L.P. (1346824) Filed by
Form SCHEDULE 13G
10/17/2025 6:26 PM
Lexeo Therapeutics (1907108) Issuer
Townsend Richard Nolan (1995218) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
10/17/2025 6:26 PM
Adler Eric (1994972) Reporting
Lexeo Therapeutics (1907108) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
10/17/2025 6:28 PM
Lexeo Therapeutics (1907108) Issuer
Otero Jose Manuel (2024096) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
10/17/2025 6:28 PM
Lexeo Therapeutics (1907108) Issuer
Robertson Jenny (1995009) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
10/17/2025 6:29 PM
Lexeo Therapeutics (1907108) Issuer
See Tai Sandi (2009350) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
10/17/2025 5:13 PM
BlackRock, Inc. (2012383) Filed by
Lexeo Therapeutics (1907108) Subject
Form SCHEDULE 13G/A
10/17/2025 4:24 PM
Lexeo Therapeutics (1907108) Filer
Form 424B5
10/17/2025 4:26 PM
Lexeo Therapeutics (1907108) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
10/17/2025 3:30 PM
Adler Eric (1994972) Reporting
Lexeo Therapeutics (1907108) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
10/17/2025 3:08 PM
Lexeo Therapeutics (1907108) Subject
See Tai Sandi (2009350) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
10/17/2025 3:10 PM
Lexeo Therapeutics (1907108) Subject
Townsend Richard Nolan (1995218) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
10/17/2025 3:14 PM
Lexeo Therapeutics (1907108) Subject
Robertson Jenny (1995009) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
10/17/2025 3:15 PM
Lexeo Therapeutics (1907108) Subject
Otero Jose Manuel (2024096) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
10/17/2025 5:00 AM
Lexeo Therapeutics (1907108) Subject
Form FWP
10/16/2025 4:20 PM
Lexeo Therapeutics (1907108) Filer
Form 424B5
10/16/2025 3:18 PM
Lexeo Therapeutics (1907108) Subject
Form FWP
10/07/2025 5:03 AM
Lexeo Therapeutics (1907108) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
09/16/2025 4:30 PM
Lexeo Therapeutics (1907108) Issuer
Townsend Richard Nolan (1995218) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
09/10/2025 3:59 PM
Lexeo Therapeutics (1907108) Issuer
Townsend Richard Nolan (1995218) Reporting
Form 4/A
09/03/2025 1:00 PM
Lexeo Therapeutics (1907108) Issuer
Tamayo Louis Edward (2083206) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
08/27/2025 5:51 PM
Lexeo Therapeutics (1907108) Issuer
Tamayo Louis Edward (2083206) Reporting
Form 3
Initial statement of beneficial ownership of securities  
08/20/2025 3:58 PM
Lexeo Therapeutics (1907108) Issuer
See Tai Sandi (2009350) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
08/20/2025 4:00 PM
Lexeo Therapeutics (1907108) Issuer
Townsend Richard Nolan (1995218) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
08/20/2025 4:02 PM
Adler Eric (1994972) Reporting
Lexeo Therapeutics (1907108) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
08/20/2025 4:03 PM
Lexeo Therapeutics (1907108) Issuer
Robertson Jenny (1995009) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
08/20/2025 4:05 PM
Lexeo Therapeutics (1907108) Issuer
Otero Jose Manuel (2024096) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
08/18/2025 2:18 PM
Lexeo Therapeutics (1907108) Subject
Robertson Jenny (1995009) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
08/18/2025 2:20 PM
Lexeo Therapeutics (1907108) Subject
See Tai Sandi (2009350) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
08/18/2025 2:24 PM
Lexeo Therapeutics (1907108) Subject
Townsend Richard Nolan (1995218) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
08/18/2025 2:26 PM
Adler Eric (1994972) Reporting
Lexeo Therapeutics (1907108) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
08/18/2025 2:31 PM
Lexeo Therapeutics (1907108) Subject
Otero Jose Manuel (2024096) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
08/14/2025 10:46 AM
JANUS HENDERSON GROUP PLC (1274173) Filed by
Lexeo Therapeutics (1907108) Subject
Form SCHEDULE 13G/A
08/14/2025 6:31 AM
Lexeo Therapeutics (1907108) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
08/14/2025 6:33 AM
Lexeo Therapeutics (1907108) Filer
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
08/14/2025 5:40 AM
BALYASNY ASSET MANAGEMENT L.P. (1218710) Filed by
Lexeo Therapeutics (1907108) Subject
Form SCHEDULE 13G
07/01/2025 7:09 AM
Lexeo Therapeutics (1907108) Filer
Form 424B3
06/30/2025 11:15 PM
Lexeo Therapeutics (1907108) Filer
Form EFFECT
06/30/2025 3:47 PM
Lexeo Therapeutics (1907108) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
06/26/2025 3:56 PM
Lexeo Therapeutics (1907108) Filer
Form S-3/A
06/05/2025 3:52 PM
Lexeo Therapeutics (1907108) Filer
Form DEFA14A
Read now. Do not delete. You’ve been warned. (Ad)

Three Nobel Prize Winners expose this once-in-a-generation wealth shift: “Don’t Say I Didn’t Warn You” Porter Stansberry exposes how the convergence of three immense forces is about to rewrite everything about the American way of life: how you work, save, invest… it’s all about to change.tc pixel

Don’t be left behind. Click here now.
06/04/2025 3:51 PM
Frazier Life Sciences Public Fund, L.P. (1863769) Filed by
Lexeo Therapeutics (1907108) Subject
Form SCHEDULE 13G
06/04/2025 3:04 PM
Affinity Asset Advisors, LLC (1773195) Filed by
Lexeo Therapeutics (1907108) Subject
Form SCHEDULE 13G
05/27/2025 6:32 AM
Lexeo Therapeutics (1907108) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
(Data available from 1/1/2016 forward)

Lexeo Therapeutics SEC Filings - Frequently Asked Questions

Lexeo Therapeutics (LXEO) has submitted 236+ filings to the SEC since 2023. You can browse the complete history or filter by form type using the tools above.

Lexeo Therapeutics's fiscal year ends on December 31. The company typically files its 10-K annual report by the end of February, covering the prior fiscal year's financial results.

The most recent filing was a Form 144 submitted on May 18, 2026. View the full filing using the link above.

SEC Filing Types: 10-K, 10-Q, 8-K and More

SEC filings are legally required disclosures that public companies submit to the U.S. Securities and Exchange Commission. Unlike press releases or earnings call transcripts, these documents are filed under legal obligation — meaning the financial data they contain is audited, standardized, and subject to penalties if materially false. For investors, that makes SEC filings the most reliable primary source available for evaluating a company's true financial position.

Yes. All SEC filings are publicly available through the SEC's EDGAR database and on financial research platforms like MarketBeat. Companies are required by law to make these disclosures accessible to all investors — meaning retail investors have access to the same source documents as institutional analysts.

A 10-K is an annual report containing audited financial statements and a full review of the company's business — it is the most comprehensive filing a company makes each year. A 10-Q is a shorter, unaudited quarterly update filed three times per year between annual reports. Investors typically use the 10-K for deep fundamental analysis and the 10-Q to track whether the company is on pace with its guidance mid-year.

The most important filing for fundamental investors. Filed once per year, the 10-K contains audited financial statements, revenue and earnings trends, debt obligations, risk factors, and management's own assessment of the business. Reading the risk factors section and comparing year-over-year financials can reveal issues that don't show up in analyst summaries.

An unaudited financial update filed three times per year (the 10-K covers Q4). Investors use 10-Qs to track whether guidance is on pace, monitor changes in cash flow or inventory, and catch any mid-year shifts in business conditions before they become headline news.

Filed within four business days of a material event — earnings releases, merger announcements, executive departures, or major asset sales. Because 8-Ks are filed before media coverage catches up, they are often the fastest way to get unfiltered information directly from the company on market-moving events.

Filed within two business days whenever an executive or director buys or sells company stock. Insider purchases — especially large or clustered buys — are often interpreted as a signal of management confidence. Insider selling is more ambiguous but worth monitoring for patterns, particularly around lock-up expirations or ahead of major announcements.


Related Companies and Tools


This page (NASDAQ:LXEO) was last updated on 5/20/2026 by MarketBeat.com Staff.
From Our Partners