XENEHIGH SIGNALFINANCIAL10-K

XENE shows severe cash burn acceleration with operating cash flow worsening 54% to -$279M and net losses deepening 48% to -$346M, despite maintaining adequate cash reserves.

The dramatic deterioration in cash burn rate and operating losses indicates XENE is in a capital-intensive phase of clinical development, likely driven by the 43% increase in R&D spending for their Phase 3 azetukalner trials. While the company maintains a reasonable cash position at $199M, the current burn rate trajectory raises questions about funding runway and potential dilution from future equity raises.

Comparing 2026-02-26 vs 2025-02-27View on EDGAR →
FINANCIAL ANALYSIS

XENE's financials reflect an aggressive clinical development phase with R&D expenses surging 43% to $301M, driving operating losses to deepen 34% to -$373M and net losses to worsen 48% to -$346M. Operating cash flow deteriorated significantly by 54% to -$279M, indicating accelerating cash burn despite reduced capital expenditures and interest expenses. While cash reserves increased 40% to $199M (likely from prior fundraising), the combination of expanding losses and higher burn rate suggests potential near-term funding needs that could pressure shareholders through dilution.

FINANCIAL STATEMENT CHANGES
Capital Expenditure
Cash Flow
-74%
$3.1M$799K

Capex reduced 74% — investment cycle winding down or capital discipline; may improve near-term free cash flow.

Accounts Receivable
Balance Sheet
+68.1%
$874K$1.5M

Receivables surged 68.1% — revenue recognized but not yet collected; watch for collection issues or channel stuffing.

Interest Expense
P&L
-66.2%
$1.4M$484K

Interest expense declined — debt repayment or refinancing at lower rates improving earnings quality.

Operating Cash Flow
Cash Flow
-53.9%
-$181.4M-$279.1M

Operating cash flow fell 53.9% — earnings quality concerns; investigate working capital changes and non-cash items.

Net Income
P&L
-47.6%
-$234.3M-$345.9M

Net income declined 47.6% — review whether driven by operations, interest costs, or non-recurring items.

R&D Expense
P&L
+43%
$210.4M$300.9M

R&D investment increased 43% — signals commitment to future product development, though near-term margin impact.

Cash & Equivalents
Balance Sheet
+39.6%
$142.7M$199.2M

Cash position surged 39.6% — strong cash generation or capital raise providing significant financial cushion.

Operating Income
P&L
-33.6%
-$279.3M-$373.1M

Operating income deteriorated sharply — investigate whether driven by one-time charges or structural cost issues.

Stockholders Equity
Balance Sheet
-22.9%
$754.9M$581.8M

Equity decreased 22.9% — buybacks or losses reducing book value, monitor solvency ratios.

Total Assets
Balance Sheet
-20.7%
$798.1M$633.2M

Total assets contracted 20.7% — asset sales, write-downs, or balance sheet optimization underway.

LANGUAGE CHANGES
NEW — 2026-02-26
PRIOR — 2025-02-27
ADDED
The number of common shares of the Registrant outstanding as of February 23, 2026 was 83,190,316 .
Auditor Firm Id: 238 Auditor Name: PricewaterhouseCoopers LLP Auditor Location: Boston, Massachusetts XENON PHARMACEUTICALS INC.
Business We are a neuroscience-focused biopharmaceutical company dedicated to drug discovery, clinical development and commercialization of life-changing therapeutics for patients in need.
We are advancing a differentiated product pipeline led by our investigational candidate, azetukalner, which is being studied in multiple Phase 3 studies in epilepsy, major depressive disorder, or MDD, and bipolar depression, or BPD.
Our early-stage pipeline includes Kv7 potassium channel openers and Nav sodium channel modulators being advanced for select high need indications, including pain.
3 Our Pipeline Our Product Candidates Azetukalner Azetukalner, a novel, potent Kv7 potassium channel opener, represents the most advanced, clinically-validated potassium channel modulator in late-stage clinical development for the treatment of multiple indications, including two in epilepsy focal onset seizures, or FOS, and primary generalized tonic-clonic seizures, or PGTCS, as well as neuropsychiatric disorders, including MDD or BPD.
Epilepsy Programs Focal Onset Seizures Phase 3 azetukalner clinical studies in FOS (X-TOLE2 and X-TOLE3) continue to progress.
The X-TOLE2 study has completed enrollment with 380 patients randomized, and the topline data readout is anticipated in the first half of March 2026.
The X-TOLE3 study continues to enroll and is intended to support regulatory submissions outside the United States.
X-TOLE3 enrollment in all countries except Japan is expected to complete in 2026.
REMOVED
The number of common shares of the Registrant outstanding as of February 24, 2025 was 76,542,811 .
Auditor Firm Id: 85 Auditor Name: KPMG LLP Auditor Location: Vancouver, BC, Canada XENON PHARMACEUTICALS INC.
Business We are a neuroscience-focused biopharmaceutical company committed to improving the lives of people living with neurological and psychiatric disorders.
We are advancing a novel product pipeline to address areas of high unmet medical need, including epilepsy and depression.
In addition to our proprietary product candidates, we also have partnered programs with academic and industry collaborators, including Neurocrine Biosciences, Inc., or Neurocrine Biosciences.
3 Our Pipeline Our Product Candidates Azetukalner Azetukalner, a novel, highly potent, selective Kv7 potassium channel opener, represents the most advanced, clinically validated potassium channel modulator in late-stage clinical development for the treatment of multiple indications that include epilepsy, including focal onset seizures, or FOS, and primary generalized tonic-clonic seizures, or PGTCS, as well as neuropsychiatric disorders including major depressive disorder, or MDD, and bipolar depression, or BPD.
Epilepsy Programs Focal Onset Seizures Phase 3 azetukalner clinical studies in FOS (X-TOLE2 and X-TOLE3) continue to advance, with the first topline data readout anticipated in the second half of 2025.
Upon completion of the DBP in the Phase 3 FOS epilepsy studies, eligible patients may enter an OLE study for up to three years.
Upon completion of the DBP in the X-ACKT study, eligible patients may enter an open-label extension, or OLE, study for up to three years.
In addition, data from a Phase 1b transcranial magnetic stimulation, or TMS, study which was designed to assess azetukalner s ability and potency to modulate cortical excitability demonstrated activity in the target CNS tissue and helped inform dose selection for our Phase 2b clinical trial.
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