Xenon Pharmaceuticals Inc., a neuroscience-focused biopharmaceutical company, engages in the discovery, development, and delivery of therapeutics to treat patients with neurological and psychiatric disorders.
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Its product candidates include Azetukalner, a novel, potent Kv7 potassium channel opener which is in Phase 3 clinical development for the treatment of epilepsy, including focal onset seizures, and primary generalized tonic-clonic seizures, as well as neuropsychiatric disorders, such as major depressive disorder and bipolar depression.
In addition, the company's Phase 1 Single Ascending Dose/Multiple Ascending Dose products include XEN1701 targeting the sodium channel and XEN1120 targeting the Kv7 potassium channel for the treatment of pain.
The company has a license and collaboration agreement with Neurocrine Biosciences, Inc. for the development of NBI-921355, a Nav1.2/1.6 sodium channel inhibitor that is in Phase 1 clinical trials for the treatment of certain types of epilepsy.
Xenon Pharmaceuticals Inc. was incorporated in 1996 and is headquartered in Burnaby, Canada.
Quality Score breakdown
Overall quality31/100
It rates the business: profits, how they develop, real cash, balance sheet, investing and share count.
Profitability0
How much profit the company makes from its sales and capital
Quality Growth27
Are margins and returns getting better?
Cashflow7
Do the profits arrive as real cash?
Financial strength89
Debt, balance sheet and risk of trouble
Investment69
Does it invest with discipline instead of growing at any price?
Low Volatility50
How calm the share price moves, does not count
Price momentum9
Price momentum of the last 3 to 12 months, does not count
In the last 6 months, 2 officers or directors bought shares worth $1.7M, most recently on Sep 30, 2026. Over the same period, 4 people sold shares worth $1.2M. Buying cluster
BuyIan MortimerPRESIDENT & CEO, Director30,000 shares at $37.38$1.1MSep 30, 2026
BuyThomas Patrick KellyChief Financial Officer15,000 shares at $37.32$559,740Sep 30, 2026
SaleChristopher John KenneyChief Medical Officer3× since Mar 10, 2026: 11,249 shares, avg. $59.59$670,288Aug 28, 202610b5-1 plan
SaleSteven GannonDirector10,000 shares at $64.06$640,600Aug 11, 2026
SaleGillian CannonDirector1,190 shares at $53.14$63,237Jun 5, 202610b5-1 plan
SaleGary PatouDirector1,322 shares at $53.14$70,251Jun 5, 202610b5-1 plan
SaleIan MortimerPRESIDENT & CEO, Director5× since Nov 28, 2025: 353,879 shares, avg. $57.35$20.3MMar 13, 202610b5-1 plan
SaleAndrea DiFabioChief Legal Officer2× since Mar 10, 2026: 3,949 shares, avg. $58.45$230,825Mar 13, 202610b5-1 plan
Plus 10 other filings such as grants, option exercises or tax withholding. They are not market purchases or sales.
Sales are often planned (taxes, diversification, 10b5-1 plans). Purchases with their own money are seen as the stronger sign. For information only: not part of the quality score or Fair Value.
Growth Quality ⓘGrowth is valuable only when reinvestment earns attractive returns (Aswath Damodaran): sustainable growth depends on return on capital, reinvestment and efficiency. Basis: total company revenue over the periods shown on the cards (3Y/5Y/all years), not per share, so a merger can show up as a growth jump; per-share earnings growth is in the value-creation card.0/100
Revenue is shrinking: the last year, the last three and the last five years are all negative.
Revenue growth 3 years ⓘMeasures the company's TOTAL revenue from reported annual statements: compound average growth per year (CAGR) from the fiscal year 3, 5 or N years back to the most recent comparable fiscal year. Not per share: buybacks do not change this number, and a merger can appear as a growth jump. Per-share growth (which does include buybacks) is in the value-creation card.
−7.4%
Revenue growth 5 years ⓘMeasures the company's TOTAL revenue from reported annual statements: compound average growth per year (CAGR) from the fiscal year 3, 5 or N years back to the most recent comparable fiscal year. Not per share: buybacks do not change this number, and a merger can appear as a growth jump. Per-share growth (which does include buybacks) is in the value-creation card.
−25.3%
Start year 2020 (pandemic). Over 10 years: −7.0% a year
Revenue growth 14 years ⓘMeasures the company's TOTAL revenue from reported annual statements: compound average growth per year (CAGR) from the fiscal year 3, 5 or N years back to the most recent comparable fiscal year. Not per share: buybacks do not change this number, and a merger can appear as a growth jump. Per-share growth (which does include buybacks) is in the value-creation card.
+0.6%
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’25
Profit margin (trend) ⓘOperating margin then vs now, from reported annual statements. A falling margin after a boom year is the classic peak-earnings signal: the growth rate then leans on an inflated base.
−97.3% (2020) → −4,974.3% (2025)
What shareholders gained per year ⓘWe only publish this rate when it is defensible. Reason: fiscal 2025 is a loss year, no rate is defined from a loss
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Peer GroupⓘHow this stock ranks against its industry: the green marker is this stock, the band is the typical 25–75% peer range, and the tick is the median.Biotechnology · 559 stocks
Beats the industry median on 2/5 measures
A mixed picture versus its industry peers.
Valuation
Quality Score31 · Bottom 25%
Profitability
Return on assets−35.2% · Bottom 25%
Operating margin (12 months)0.0% · Above median
Balance sheet
Debt / equity0.02× · Below median
Valuation Multiplesvs Biotechnology median · lower = cheaper
Xenon Pharmaceuticals Inc has a Quality Score of 31/100. It measures business quality (profitability, growth, cash flow, balance-sheet strength, investment discipline, share issuance). Market factors such as price momentum and volatility do not enter the number; they are shown separately in the detail view.
How solid is the balance sheet of Xenon Pharmaceuticals Inc (XENE)?
Balance-sheet figures for Xenon Pharmaceuticals Inc (as of Nov 7, 2026): return on equity −43.6%, debt of 0.02 per unit of equity. They feed the Quality Score of 31/100, which measures business quality independently of the share price.
Which stocks are comparable to Xenon Pharmaceuticals Inc?
From the same area (Healthcare) we also value Vertex Pharmaceuticals Incorporated, Regeneron Pharmaceuticals, Inc, CSL Limited, argenx SE, among others. Each of them has its own fair-value calculation on this site using the same models, so the comparison is like for like.
What is the share price of Xenon Pharmaceuticals Inc (XENE)?
The closing price on Nov 6, 2026 was $39.17. We carry closing prices from our data provider, not a live tick.
Key figures of Xenon Pharmaceuticals Inc
How large is the market capitalisation of Xenon Pharmaceuticals Inc (XENE)?
The market capitalisation of Xenon Pharmaceuticals Inc is $3.9B. The stock-market value of the whole company: share price times number of shares. It is what the market asks for the entire business today.
What are the earnings per share of Xenon Pharmaceuticals Inc (XENE)?
Earnings per share at Xenon Pharmaceuticals Inc are $−4.74. Earnings per share over the last twelve months: total profit spread across every single share.
What is the return on equity of Xenon Pharmaceuticals Inc (XENE)?
The return on equity (ROE) of Xenon Pharmaceuticals Inc is −43.6% (last twelve months). Profit relative to shareholders' equity, how efficiently the company works with its owners' money.
What is the EBIT return on assets of Xenon Pharmaceuticals Inc (XENE)?
On an EBIT basis the return on assets of Xenon Pharmaceuticals Inc is −25.2% (avg 5y). Operating profit (EBIT) relative to everything the company owns, as a multi-year average. It describes the business model rather than one good or bad year.
How much free cash flow does Xenon Pharmaceuticals Inc (XENE) generate?
The free cash flow of Xenon Pharmaceuticals Inc is −$280M (fiscal year 2025). The cash truly left after running and investing in the business, this is what pays dividends and buybacks.
How much net cash does Xenon Pharmaceuticals Inc (XENE) hold?
Xenon Pharmaceuticals Inc holds more cash than debt, $191M net (fiscal year 2025). The company holds more cash than debt, a safety cushion.
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