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LXEO · Lexeo Therapeutics, Inc.
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LXEO Lexeo Therapeutics (LXEO) Insider Trading, Ownership & Congress Trades

Pharma & Biotech · Biological products, (no diagnostic substances) · CIK 0001907108
Quote by TradingView
Form 144 · 3
Insider buyers, 180 days
0
House members buying, 1 year
0
STOCK Act, US House only, disclosed up to 45 days after the trade
Funds added, last quarter
88
13F, latest reported quarter

What the filings say about LXEO

Insiders, 180 days
-$323.3K net sold
4 sellers · 0% of sales under a 10b5-1 plan
Planned sales (Form 144), 90 days
$43.2K
3 notices

Lexeo Therapeutics insider trades (Form 4)

Form 4 buys and sells (codes P and S). Grants, option exercises and conversions excluded.

Over the last 180 days, Lexeo Therapeutics, Inc. insiders sold a net $323.3K of stock across 58 Form 4 purchases and sales, with no insider buying. Source: SEC Form 4 filings, as of 2026-10-28.

Insider
Filed
Shares
Value
Since filing
Tamayo Louis Edward
Chief Financial Officer
SELL
2026-08-19 SECtraded 2026-08-18
4,117
$20.2K
-46.6%
Context
  • 1 earlier Form 4 trade (code P or S) here by this insider (1 sale), the last on Jul 1, 2026.
  • The trade is 4.4% of the 92,907 shares held after it.
  • 2 other insiders sold within 30 days.
  • 88 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Financial Officer Tamayo Louis Edward sold about $20.2K of LXEO on Aug 18, 2026; 2 other insiders sold within 30 days and 88 funds added in the latest 13F quarter.
Townsend Richard Nolan
Chief Executive Officer
SELL
2026-08-19 SECtraded 2026-08-18
3,345
$16.6K
-46.6%
Context
  • 23 earlier Form 4 trades (code P or S) here by this insider (23 sales), the last on Jul 1, 2026.
  • The trade is 0.9% of the 374,472 shares held after it.
  • 2 other insiders sold within 30 days.
  • 88 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Executive Officer Townsend Richard Nolan sold about $16.6K of LXEO on Aug 18, 2026; 2 other insiders sold within 30 days and 88 funds added in the latest 13F quarter.
Otero Jose Manuel
Chief Operating Officer
SELL
2026-08-19 SECtraded 2026-08-18
1,304
$6.5K
-46.6%
Context
  • 8 earlier Form 4 trades (code P or S) here by this insider (8 sales), the last on Jul 1, 2026.
  • The trade is 1.0% of the 136,178 shares held after it.
  • 2 other insiders sold within 30 days.
  • 88 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Operating Officer Otero Jose Manuel sold about $6.5K of LXEO on Aug 18, 2026; 2 other insiders sold within 30 days and 88 funds added in the latest 13F quarter.
Bhalla Narinder Pal
Chief Medical Officer
SELL
2026-07-01 SEC
22,306
$98.6K
-42.4%
Context
  • First Form 4 purchase or sale (code P or S) here by this insider on our record.
  • The trade is 27.1% of the 82,194 shares held after it.
  • 3 other insiders sold within 30 days.
  • 88 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Medical Officer Bhalla Narinder Pal sold about $98.6K of LXEO on Jul 1, 2026; 3 other insiders sold within 30 days and 88 funds added in the latest 13F quarter.
Townsend Richard Nolan
Chief Executive Officer
SELL
2026-07-01 SEC
25,947
$116.2K
-42.4%
Context
  • 22 earlier Form 4 trades (code P or S) here by this insider (22 sales), the last on May 18, 2026.
  • The trade is 6.9% of the 377,817 shares held after it.
  • 3 other insiders sold within 30 days.
  • 88 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Executive Officer Townsend Richard Nolan sold about $116.2K of LXEO on Jul 1, 2026; 3 other insiders sold within 30 days and 88 funds added in the latest 13F quarter.
58 transactions on record
Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.
Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.
See all insider buying · insider selling
Showing the latest few. to see 53 more transactions and use the screener and CSV export. We store only your email; there is no password.
Seven facts, ranked against the sector · Rank is not a forecast
Insiders
net -$323.3K over 180 days
-$43.2K over 90 days
below 52% of Pharma & Biotech
Congress
no House purchase disclosed in the last 12 months
Funds
88 funds bought in last quarter
more than 64% of Pharma & Biotech
Revenue
no revenue reported in any filing
Margin
no margin: no revenue reported
Buybacks
no share repurchases reported
Short interest
34.3% of the float short (float per yahoo 2026-10-27) · 10.0 days to cover · settled 2026-10-15
more than 96% of Pharma & Biotech
What changed in the last 30 days
Nothing new filed in the last 30 days

Watch LXEO

A free account keeps a watchlist and can send one email a day when insiders, funds or Congress file on the names in it. No password and no card.

The year, with the filings on it
Total return over 12 months. Each marker is a filing; hover or tap one for the detail.
-70.0%12M
-71%-41%-12%+18%2025-102025-122026-022026-042026-062026-082026-10 2026-04-06 · Townsend Richard Nolan sold $312.9K2026-07-01 · Townsend Richard Nolan sold $116.2K2026-07-01 · Bhalla Narinder Pal sold $98.6K2026-02-18 · Townsend Richard Nolan sold $64.9K2026-07-01 · Otero Jose Manuel sold $20.9K2026-07-01 · Tamayo Louis Edward sold $20.8K2026-08-18 · Tamayo Louis Edward sold $20.2K2026-02-18 · Otero Jose Manuel sold $19.3K2026-05-18 · Townsend Richard Nolan sold $16.9K2026-08-18 · Townsend Richard Nolan sold $16.6K2025-11-18 · Townsend Richard Nolan sold $10.4K2025-11-18 · Otero Jose Manuel sold $6.7K2026-05-18 · Otero Jose Manuel sold $6.6K2026-08-18 · Otero Jose Manuel sold $6.5K2025-11-18 · Adler Eric sold $5.7K2025-11-18 · Robertson Jenny sold $5.1K2025-11-18 · See Tai Sandi sold $3.6K2026-08-18 · Tamayo Louis Edward filed to sell $20.2K2026-08-18 · Otero Jose Manuel filed to sell $6.5K2026-08-18 · Townsend Richard Nolan filed to sell $16.6K2026-07-01 · Bhalla Narinder Pal filed to sell $98.7K2026-07-01 · Townsend Richard Nolan filed to sell $116.2K2026-07-01 · Tamayo Louis Edward filed to sell $20.8K2026-07-01 · Otero Jose Manuel filed to sell $20.9K
Insider sellForm 144 (planned sale)
Indexed to 100, dividend-adjusted, not a price chart. When a name files heavily, the largest trades are drawn first.

Who owns LXEO: institutional holders (13F)

13F holdings, latest reported quarter
MONTANOVA CAPITAL, LLC
6,384,200 sh
$29.7M
Affinity Asset Advisors, LLC
5,807,611 sh
$27.0M
BlackRock, Inc.
5,739,455 sh
$26.7M
RA CAPITAL MANAGEMENT, L.P.
5,000,000 sh
$23.3M
Frazier Life Sciences Management, L.P.
4,824,725 sh
$22.5M

Congress trades in LXEO

No Congress trades reported
No House member has disclosed a trade in this stock. See what Congress is buying.

Activist and 5% holders (13D/13G)

No 5%+ ownership filings
Nobody has filed for crossing 5%. That is a fact, not missing data.

LXEO planned insider sales (Form 144)

Notice of intent to sell, filed before any sale
Tamayo Louis Edward
Filed 2026-08-18
$20.2K
Otero Jose Manuel
Filed 2026-08-18
$6.5K
Townsend Richard Nolan
Filed 2026-08-18
$16.6K
Bhalla Narinder Pal
Filed 2026-07-01
$98.7K
Townsend Richard Nolan
Filed 2026-07-01
$116.2K

LXEO mutual fund holders (N-PORT)

Funds ranked by the share of their own portfolio in this stock (N-PORT).
Virtus Biotech Clinical Trials Etf
$293.7K position · as of 2026-07-31
0.6%
Small Cap Value Fund
$1.2M position · as of 2026-06-30
0.2%
State Street(R) SPDR(R) S&P(R) Biotech ETF
$11.3M position · as of 2026-06-30
0.1%
PROFUND VP BIOTECHNOLOGY
$50.1K position · as of 2026-06-30
0.1%
State Street(R) SPDR(R) S&P Kensho New Economies Composite ETF
$2.6M position · as of 2026-06-30
0.1%
BIOTECHNOLOGY ULTRASECTOR PROFUND
$95.7K position · as of 2026-07-31
0.1%
SEC N-PORT, monthly, about 60 days late · funds ≥ $10M · % is the share of the fund's own portfolio
Clinical pipeline
8 registered trials, 7 still running (ClinicalTrials.gov). A status change is dated here weeks before the press release.
1
Phase 1
1 active
1
Phase 2
1 active
3
Not applicable
3 active
3
Multi-phase
2 active
Matched by sponsor name. Trials run under a subsidiary's own name are not included.
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
Insiders have filed to sell, before selling.
The record shows a net $323.3K sold by insiders over 180 days, 88 funds added last quarter, $43.2K in planned Form 144 sales. Each figure is a federal filing, dated the day it went public.
Backtest this pattern Open the screener
Same sector, ranked by filing activity
Sector by SEC SIC code
UTHRCPIXMRNAREGNLLYALNYMDGLCITRDNAVRTXNUVLTWST

LXEO financials

Ratios from the company's XBRL filings, latest filings
Revenue, TTM
n/a
fewer than four consecutive quarters of revenue filed
Net margin, TTM
n/a
needs four consecutive quarters of both revenue and net income
Free cash flow, TTM
-$88.7M
operating cash flow minus capex, 2025-07-01 to 2026-06-30
Debt to equity
n/a
no debt line filed
Cash flow to debt
n/a
no debt line filed
Return on equity
-46.8%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on assets
-40.5%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on invested capital
n/a
tax provision or pre-tax income not filed for the four quarters
Return on capital employed
-49.6%
operating income (EBIT proxy) over average of 2025-06-30 and 2026-06-30 minus current liabilities
P/E, trailing
n/a
trailing loss, a multiple of a loss is not meaningful
Enterprise value
n/a
no debt line filed
FCF yield
-40.0%
TTM free cash flow over market value at close 2026-10-26
PEG, trailing
n/a
trailing loss, a multiple of a loss is not meaningful
Price as of 2026-10-26. Hover or tap a tile for its yearly and quarterly history.
Method
TTM is four consecutive fiscal quarters; Q4 is the year minus nine months when not filed. Returns use the average of opening and closing balances. EBIT is approximated by operating income. PEG uses trailing EPS growth.
Fundamentals
Annual figures from XBRL filings. Pick a past date to see them as known then.
2025-122024-122023-122022-12
Revenuen/an/an/a$654.0K
Operating income-$109.3M-$105.8M-$68.5M-$60.5M
Net income-$100.0M-$98.3M-$66.4M-$59.3M
EPS (diluted)-1.86-3.09-12.40-36.36
Operating cash flow-$98.6M-$81.2M-$59.5M-$54.6M
Cash$63.0M$35.0M$121.5M$77.3M
SEC XBRL, fiscal years, as known on 2026-10-28

LXEO Stock Sonar score 4/7 axes

Find similar shapesCompare

LXEO ranks highest on institutional and government (64th percentile) and profitability (53rd), and lowest on insider conviction (23rd), among Pharma & Biotech peers.

Profitability
53
Inputs
  • Return on equity-46.8% · 56 pct, sector of 545
  • Return on assets-40.5% · 53 pct, sector of 691
  • Return on invested capitaltax provision or pre-tax income not filed for the four quarters
  • Return on capital employed-49.6% · 51 pct, sector of 576
Insider conviction
23
Inputs
  • Net Form 4 buying (codes P and S), 180d-$323K · 46 pct, sector of 429
  • Insider buyers, 180d0 · 0 pct, sector of 438
Institutional and government
64
Inputs
  • Funds adding, latest quarter88 · 64 pct, sector of 698
  • Congress net buyers, 365dno Congress trades in 365 days
  • Federal contracts, 180dno federal contracts in 180 days
  • Lobbying spend, 4 quartersno lobbying filings in the last four quarters
Risk and compliance
45
Inputs
  • Short interest, % of float+34.3% · 2 pct, sector of 816
  • Recalls per $1B revenue, 3yrevenue under $50M or not filed, so a count cannot be scaled to size
  • EPA cases per $1B revenue, 5yrevenue under $50M or not filed, so a count cannot be scaled to size
  • New text in Risk Factors, latest 10-K+3.9% · 88 pct, sector of 511
3 not measured: Financial health, Growth, US patents
  • Financial health needs 1 of 2 inputs, 0 present: no debt line filed
  • Growth needs 1 of 2 inputs, 0 present: no backlog line filed, or no year-earlier backlog; no revenue for this year and the year before
  • US patents needs 1 of 2 inputs, 0 present: patent data not loaded yet

4 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored

LXEO filings, in plain words

Are Lexeo Therapeutics insiders buying or selling LXEO?

In the 180 days to 2026-10-28, Lexeo Therapeutics insiders were net sellers, a net $323.3K across purchases and sales reported on Form 4, by 4 sellers.

Are there planned insider sales of LXEO?

Yes. 3 Form 144 notices of planned insider sales were filed in the 90 days to 2026-10-28, covering $43.2K of stock; the latest, by Tamayo Louis Edward, was filed 2026-08-18.

Read the full summary

In the 180 days to 2026-10-28, Lexeo Therapeutics insiders were net sellers of LXEO, a net $323.3K across purchases and sales reported on Form 4 by 4 sellers. None of the 9 insider sales was flagged as made under a Rule 10b5-1 plan. Insiders filed 3 Form 144 notices of intent to sell in the 90 days to 2026-10-28, covering $43.2K of stock. Each figure is counted from SEC and House filings as of 2026-10-28, dated the day the filing was made public.

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