Xenon Pharmaceuticals Inc. (XENE) — SEC Filings

Xenon Pharmaceuticals Inc. (XENE) — 26 SEC filings. Latest: 8-K (Dec 1, 2025). Includes 10 8-K, 6 10-Q, 4 SC 13G/A.

View Xenon Pharmaceuticals Inc. on SEC EDGAR

Overview

Xenon Pharmaceuticals Inc. (XENE) is a publicly traded company tracked on ReadTheFiling. The most recent enriched filing is a 8-K filed on Dec 1, 2025: Xenon Pharmaceuticals Inc. filed an 8-K on November 24, 2025, reporting on the departure of directors or certain officers, the election of directors, the appointment of certain officers, and compensatory arrangements. The filing also includes financial statements and exhibits.

Sentiment Summary

Across 26 filings, the sentiment breakdown is: 1 bullish, 1 bearish, 24 neutral. The dominant filing sentiment for Xenon Pharmaceuticals Inc. is neutral.

Filing Type Overview

Xenon Pharmaceuticals Inc. (XENE) has filed 10 8-K, 6 10-Q, 1 8-K/A, 2 DEF 14A, 2 10-K, 4 SC 13G/A, 1 SC 13G with the SEC between Feb 2024 to Dec 2025.

Filings by Year

2025 · 2024

Recent SEC Filings (26)

Xenon Pharmaceuticals Inc. SEC Filing History
DateFormDescriptionRisk
Dec 1, 20258-KXenon Pharmaceuticals Files 8-K on Officer/Director Changeslow
Nov 3, 202510-QXenon's Losses Widen 43% Amid Soaring R&D Costshigh
Oct 17, 20258-K/AXenon Pharmaceuticals Files 8-K/A Amendmentlow
Oct 16, 20258-KXenon Pharmaceuticals Announces Board and Officer Changeslow
Aug 11, 202510-QXenon Continues R&D Spend, No Revenue in Q2high
Jul 3, 20258-KXenon Pharmaceuticals Announces Executive and Board Changeslow
Jun 5, 20258-KXenon Pharmaceuticals Files 8-K on Shareholder Votes & Exhibitslow
May 12, 202510-QXenon Pharma Files Q1 2025 10-Qmedium
Apr 24, 2025DEF 14AXenon Pharma Executive Compensation Details Revealedlow
Mar 17, 20258-KXenon Pharmaceuticals Files 8-Klow
Mar 5, 20258-KXenon Pharmaceuticals Changes Auditor to Ernst & Young LLPlow
Feb 27, 202510-KXenon Pharmaceuticals Files 2024 10-Kmedium
Jan 17, 20258-KXenon Pharmaceuticals Reports Director and Officer Changeslow
Nov 12, 2024SC 13G/ASC 13G/A Filing
Nov 12, 202410-QXenon Pharmaceuticals Files Q3 2024 10-Qmedium
Aug 8, 202410-QXenon Pharma Q2 2024 Update: Financials & Equity Offeringsmedium
Jun 5, 20248-KXenon Pharmaceuticals Files 8-K for Shareholder Votes & Exhibitslow
May 9, 202410-QXenon Pharmaceuticals Inc. Files 10-Q for Period Ending March 31, 2024low
Apr 26, 2024DEF 14AXenon Pharmaceuticals Inc. Files Definitive Proxy Statementlow
Apr 19, 20248-KXenon Pharmaceuticals Reports Director Changes and Compensation Updateslow

Risk Profile

Risk Assessment: Of XENE's 23 recent filings, 2 were flagged as high-risk, 5 as medium-risk, and 16 as low-risk. The overall risk profile suggests relatively low risk with generally favorable filings.

Financial Highlights

Xenon Pharmaceuticals Inc. Financial Summary (10-Q, Nov 3, 2025)
MetricValue
Revenue$7,500,000
Net Income-$240,649,000
EPSN/A
Debt-to-EquityN/A
Cash Position$555,256,000
Operating MarginN/A
Total AssetsN/A
Total DebtN/A

Key Executives

  • Dr. Ian Mitchell
  • Ms. Brenda Wong
  • Mr. David M. E. Williams
  • Simon Pimstone
  • Ian Mortimer
  • Abigail P. Johnson
  • Massachusetts
  • December 29, 2023
  • February 8, 2024

Industry Context

The biopharmaceutical industry is characterized by high R&D costs, long development cycles, and significant regulatory hurdles. Companies like Xenon Pharmaceuticals rely heavily on innovation and successful clinical trials to bring new therapies to market. The competitive landscape is intense, with many players vying for market share in therapeutic areas. Success often hinges on securing substantial funding to navigate the complex development and approval processes.

Top Tags

financials (6) · pharmaceuticals (5) · corporate-governance (4) · officer-changes (3) · Biotechnology (3) · governance (3) · filing (3) · 10-Q (3) · Xenon Pharmaceuticals (3) · director-changes (2)

Key Numbers

Xenon Pharmaceuticals Inc. Key Metrics
MetricValueContext
Net Loss$240.6MIncreased from $168.6M in 2024 for the nine months ended September 30, 2025
Research and Development Expenses$213.2MIncreased from $150.9M in 2024 for the nine months ended September 30, 2025
Accumulated Deficit$1,140.1MAs of September 30, 2025, indicating significant historical losses
Cash, Cash Equivalents, and Marketable Securities$555.3MAs of September 30, 2025, down from $754.9M at December 31, 2024
Increase in Net Loss42.7%Year-over-year increase for the nine months ended September 30, 2025
Increase in R&D Expenses41.3%Year-over-year increase for the nine months ended September 30, 2025
Collaboration Revenue$7.5MGenerated for the nine months ended September 30, 2025, up from $0 in 2024
Common Shares Outstanding77,120,168As of September 30, 2025
Revenue$0for the three and six months ended June 30, 2025, indicating pre-commercial stage
Conformed Period of Report2025-06-30end date of the reporting period for the 10-Q
Filed As Of Date2025-08-11date the 10-Q was filed with the SEC
Reporting PeriodQ1 2025The period covered by the 10-Q filing.
As of Date2025-03-31The specific date for which financial information is reported.
SEC File Number001-36687Identifies the company's filings with the SEC
IRS Employer Identification No.98-0661854Tax identification number for the company

Forward-Looking Statements

  • {"claim":"FMR LLC will maintain a significant, but non-controlling, stake in Xenon Pharmaceuticals Inc. over the next year.","entity":"FMR LLC","targetDate":"2025-02-09","confidence":"high"}
  • {"claim":"Xenon Pharmaceuticals Inc. stock may see increased institutional interest.","entity":"Xenon Pharmaceuticals Inc.","targetDate":"Q2 2024","confidence":"medium"}

Frequently Asked Questions

What are the latest SEC filings for Xenon Pharmaceuticals Inc. (XENE)?

Xenon Pharmaceuticals Inc. has 26 recent SEC filings from Feb 2024 to Dec 2025, including 10 8-K, 6 10-Q, 4 SC 13G/A. Each filing includes an AI-generated plain-English summary.

What is the overall sentiment of XENE filings?

Across 26 filings, the sentiment breakdown is: 1 bullish, 1 bearish, 24 neutral. The dominant sentiment is neutral.

Where can I find Xenon Pharmaceuticals Inc. SEC filings explained simply?

ReadTheFiling provides AI-powered plain-English summaries of all Xenon Pharmaceuticals Inc. (XENE) SEC filings, including 10-K annual reports, 10-Q quarterly reports, 8-K current reports, and insider trades.

What are the key financial highlights for Xenon Pharmaceuticals Inc.?

Key financial highlights from Xenon Pharmaceuticals Inc.'s most recent 10-Q include metrics such as revenue, net income, EPS, and debt ratios. Visit the filing detail page for the full breakdown.

What is the investment thesis for XENE?

The investment thesis for XENE includes bull, base, and bear case scenarios derived from AI analysis of recent SEC filings.

Who are the key executives at Xenon Pharmaceuticals Inc.?

Key executives identified across Xenon Pharmaceuticals Inc.'s filings include Dr. Ian Mitchell, Ms. Brenda Wong, Mr. David M. E. Williams, Simon Pimstone, Ian Mortimer and 4 others.

What are the main risk factors for Xenon Pharmaceuticals Inc. stock?

Of XENE's 23 assessed filings, 2 were flagged high-risk, 5 medium-risk, and 16 low-risk.

What are recent predictions and forward guidance from Xenon Pharmaceuticals Inc.?

Recent forward-looking statements from Xenon Pharmaceuticals Inc. include guidance on {"claim":"FMR LLC will maintain a significant, but non-controlling, stake in Xenon Pharmaceuticals Inc. over the next ye and 1 other predictions.

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