LXEO

Lexeo Therapeutics, Inc. Common Stock$4.16-0.05 (-1.19%)

Prev Close$4.21·MCap$333.7M·P/E—·Vol558.0K·Yield—

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Buys (12M)

$0.00

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Sells (12M)

$811.6K

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Net Activity

Net Seller

$811.6K

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Active Insiders

last 12 mo

Over the past 12 months, insider activity at Lexeo Therapeutics, Inc. Common Stock (LXEO) has been exclusively selling, with 0 insider purchases totaling $0.00 and 15 insider sales totaling $811.6K. The most recent insider transaction was by Tamayo Louis Edward (officer: Chief Financial Officer), who sold $20.2K worth of shares on Aug 19, 2026. Lexeo Therapeutics, Inc. Common Stock operates in the Healthcare sector, within the Biotechnology industry, with a market cap of $333.7M.

LXEO Insider Trading Activity

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
Aug 19, 2026	Tamayo Louis Edward	officer: Chief Financial Officer	Sell	4,117	$4.91	$20.2K	92,907
Aug 19, 2026	Townsend Richard Nolan	director, officer: Chief Executive Officer	Sell	3,345	$4.95	$16.6K	374,472
Aug 19, 2026	Otero Jose Manuel	officer: Chief Operating Officer	Sell	1,304	$4.96	$6.5K	136,178
Jul 1, 2026	Otero Jose Manuel	officer: Chief Operating Officer	Sell	4,666	$4.48	$20.9K	137,482
Jul 1, 2026	Townsend Richard Nolan	director, officer: Chief Executive Officer	Sell	25,947	$4.48	$116.2K	377,817
Jul 1, 2026	Tamayo Louis Edward	officer: Chief Financial Officer	Sell	4,641	$4.49	$20.8K	97,024
Jul 1, 2026	Bhalla Narinder Pal	officer: Chief Medical Officer	Sell	22,306	$4.42	$98.6K	82,194
May 20, 2026	Otero Jose Manuel	officer: Chief Operating Officer	Sell	1,302	$5.07	$6.6K	130,088
May 20, 2026	Townsend Richard Nolan	director, officer: Chief Executive Officer	Sell	3,342	$5.06	$16.9K	336,764
Apr 7, 2026	Townsend Richard Nolan	director, officer: Chief Executive Officer	Sell	55,000	$5.69	$313.1K	340,106
Feb 20, 2026	Otero Jose Manuel	officer: Chief Operating Officer	Sell	3,016	$6.40	$19.3K	125,460
Feb 20, 2026	Townsend Richard Nolan	director, officer: Chief Executive Officer	Sell	10,173	$6.38	$64.9K	392,483
Feb 18, 2026	Otero Jose Manuel	Chief Operating Officer	Sell	3,016	$6.40	$19.3K	0
Feb 18, 2026	Townsend Richard Nolan	Chief Executive Officer	Sell	10,173	$6.38	$64.9K	0
Nov 18, 2025	Otero Jose Manuel	Chief Operating Officer	Sell	721	$9.27	$6.7K	0
Feb 21, 2025	Adler Eric	Chief Medical Officer	Sell	2,359	$4.41	$10.4K	68,266
Feb 21, 2025	Robertson Jenny	Chief Legal Officer	Sell	2,101	$4.41	$9.3K	57,899
Dec 12, 2024	Townsend Richard Nolan	Chief Executive Officer	Sell	2,500	$8.20	$20.5K	120,695
Nov 26, 2024	CHOLMONDELEY PAULA H		Buy	15,000	$6.99	$104.9K	30,627+96%
Nov 13, 2024	Townsend Richard Nolan	Chief Executive Officer	Sell	2,500	$7.82	$19.6K	120,695
Oct 15, 2024	Townsend Richard Nolan	Chief Executive Officer	Sell	5,000	$8.10	$40.5K	120,695
Sep 11, 2024	Townsend Richard Nolan	Chief Executive Officer	Sell	5,000	$10.65	$53.3K	120,695
Aug 13, 2024	Townsend Richard Nolan	Chief Executive Officer	Sell	5,000	$11.53	$57.6K	120,695
Jul 12, 2024	Townsend Richard Nolan	Chief Executive Officer	Sell	55,000	$16.79	$923.4K	152,073-27%
Jun 12, 2024	Townsend Richard Nolan	Chief Executive Officer	Sell	5,000	$17.65	$88.3K	172,733
May 14, 2024	Townsend Richard Nolan	Chief Executive Officer	Sell	5,000	$13.22	$66.1K	170,695
Nov 9, 2023	Longitude Capital Partners IV, LLC	10% Owner	Buy	454,545	$11.00	$5.00M0.6% OS	2,567,100
Nov 9, 2023	Lundbeckfond Invest A/S	10% Owner	Buy	227,272	$11.00	$2.50M	1,835,959
Nov 9, 2023	Omega Fund VI, L.P.	10% Owner	Buy	454,545	$11.00	$5.00M0.6% OS	2,157,623+27%

LXEO Insider Buying Activity

The following table shows recent insider purchases of Lexeo Therapeutics, Inc. Common Stock (LXEO) stock reported via SEC Form 4 filings.

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
Nov 26, 2024	CHOLMONDELEY PAULA H		Buy	15,000	$6.99	$104.9K	30,627+96%
Nov 9, 2023	Longitude Capital Partners IV, LLC	10% Owner	Buy	454,545	$11.00	$5.00M0.6% OS	2,567,100
Nov 9, 2023	Lundbeckfond Invest A/S	10% Owner	Buy	227,272	$11.00	$2.50M	1,835,959
Nov 9, 2023	Omega Fund VI, L.P.	10% Owner	Buy	454,545	$11.00	$5.00M0.6% OS	2,157,623+27%

LXEO Insider Selling Activity

The following table shows recent insider sales of Lexeo Therapeutics, Inc. Common Stock (LXEO) stock reported via SEC Form 4 filings.

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
Aug 19, 2026	Tamayo Louis Edward	officer: Chief Financial Officer	Sell	4,117	$4.91	$20.2K	92,907
Aug 19, 2026	Townsend Richard Nolan	director, officer: Chief Executive Officer	Sell	3,345	$4.95	$16.6K	374,472
Aug 19, 2026	Otero Jose Manuel	officer: Chief Operating Officer	Sell	1,304	$4.96	$6.5K	136,178
Jul 1, 2026	Otero Jose Manuel	officer: Chief Operating Officer	Sell	4,666	$4.48	$20.9K	137,482
Jul 1, 2026	Townsend Richard Nolan	director, officer: Chief Executive Officer	Sell	25,947	$4.48	$116.2K	377,817
Jul 1, 2026	Tamayo Louis Edward	officer: Chief Financial Officer	Sell	4,641	$4.49	$20.8K	97,024
Jul 1, 2026	Bhalla Narinder Pal	officer: Chief Medical Officer	Sell	22,306	$4.42	$98.6K	82,194
May 20, 2026	Otero Jose Manuel	officer: Chief Operating Officer	Sell	1,302	$5.07	$6.6K	130,088
May 20, 2026	Townsend Richard Nolan	director, officer: Chief Executive Officer	Sell	3,342	$5.06	$16.9K	336,764
Apr 7, 2026	Townsend Richard Nolan	director, officer: Chief Executive Officer	Sell	55,000	$5.69	$313.1K	340,106
Feb 20, 2026	Otero Jose Manuel	officer: Chief Operating Officer	Sell	3,016	$6.40	$19.3K	125,460
Feb 20, 2026	Townsend Richard Nolan	director, officer: Chief Executive Officer	Sell	10,173	$6.38	$64.9K	392,483
Feb 18, 2026	Otero Jose Manuel	Chief Operating Officer	Sell	3,016	$6.40	$19.3K	0
Feb 18, 2026	Townsend Richard Nolan	Chief Executive Officer	Sell	10,173	$6.38	$64.9K	0
Nov 18, 2025	Otero Jose Manuel	Chief Operating Officer	Sell	721	$9.27	$6.7K	0
Feb 21, 2025	Adler Eric	Chief Medical Officer	Sell	2,359	$4.41	$10.4K	68,266
Feb 21, 2025	Robertson Jenny	Chief Legal Officer	Sell	2,101	$4.41	$9.3K	57,899
Dec 12, 2024	Townsend Richard Nolan	Chief Executive Officer	Sell	2,500	$8.20	$20.5K	120,695
Nov 13, 2024	Townsend Richard Nolan	Chief Executive Officer	Sell	2,500	$7.82	$19.6K	120,695
Oct 15, 2024	Townsend Richard Nolan	Chief Executive Officer	Sell	5,000	$8.10	$40.5K	120,695
Sep 11, 2024	Townsend Richard Nolan	Chief Executive Officer	Sell	5,000	$10.65	$53.3K	120,695
Aug 13, 2024	Townsend Richard Nolan	Chief Executive Officer	Sell	5,000	$11.53	$57.6K	120,695
Jul 12, 2024	Townsend Richard Nolan	Chief Executive Officer	Sell	55,000	$16.79	$923.4K	152,073-27%
Jun 12, 2024	Townsend Richard Nolan	Chief Executive Officer	Sell	5,000	$17.65	$88.3K	172,733
May 14, 2024	Townsend Richard Nolan	Chief Executive Officer	Sell	5,000	$13.22	$66.1K	170,695