XML 15 R8.htm IDEA: XBRL DOCUMENT
v3.26.1

Insider Trading Arrangements | 3 Months Ended
--- | ---
Jun. 30, 2026 shares
Trading Arrangements, by Individual |
Material Terms of Trading Arrangement | Rule 10b5-1 Trading Plans On May 29, 2026, Dr. Christopher Kenney, the Company’s Chief Medical Officer, adopted a trading plan intended to satisfy the requirements of Rule 10b5-1(c) under the Securities Exchange Act of 1934, as amended (the “Exchange Act”). The plan provides that commencing August 28, 2026, Dr. Kenney may sell up to an aggregate of 26,418 of the Company’s common shares. The plan terminates on the earlier of the date all shares under the trading plan are sold or June 1, 2027. On June 30, 2026, Andrea DiFabio, the Company’s Chief Legal Officer, adopted a trading plan intended to satisfy the requirements of Rule 10b5-1(c) under the Exchange Act. The plan provides that commencing September 29, 2026, Ms. DiFabio may sell up to an aggregate of 25,402 of the Company’s common shares. The plan terminates on the earlier of the date all shares under the trading plan are sold or July 1, 2027. The number of shares to be sold in accordance with each of these trading plans is subject to various minimum price targets, or limit prices, being met on each applicable predetermined sale date. In the event the minimum price targets are not met on the applicable predetermined sale date or on any subsequent predetermined sale date, the corresponding shares shall not be sold.
Dr. Christopher Kenney [Member] |
Trading Arrangements, by Individual |
Name | Dr. Christopher Kenney
Title | Chief Medical Officer
Rule 10b5-1 Arrangement Adopted | true
Adoption Date | May 29, 2026
Rule 10b5-1 Arrangement Terminated | false
Aggregate Available | 26,418
Andrea DiFabio [Member] |
Trading Arrangements, by Individual |
Name | Andrea DiFabio
Title | Chief Legal Officer
Rule 10b5-1 Arrangement Adopted | true
Adoption Date | June 30, 2026
Rule 10b5-1 Arrangement Terminated | false
Aggregate Available | 25,402

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 408 -Subsection a -Paragraph 1 + Details
Name: | ecd_MtrlTermsOfTrdArrTextBlock
Namespace Prefix: | ecd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 408 -Subsection a -Paragraph 1 + Details
Name: | ecd_Rule10b51ArrAdoptedFlag
Namespace Prefix: | ecd_
Data Type: | xbrli:booleanItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 408 -Subsection a -Paragraph 1 + Details
Name: | ecd_Rule10b51ArrTrmntdFlag
Namespace Prefix: | ecd_
Data Type: | xbrli:booleanItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 408 -Subsection a -Paragraph 2 -Subparagraph A + Details
Name: | ecd_TradingArrByIndTable
Namespace Prefix: | ecd_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 408 -Subsection a -Paragraph 2 -Subparagraph B + Details
Name: | ecd_TrdArrAdoptionDate
Namespace Prefix: | ecd_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 408 -Subsection a -Paragraph 2 -Subparagraph A + Details
Name: | ecd_TrdArrIndName
Namespace Prefix: | ecd_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 408 -Subsection a -Paragraph 2 -Subparagraph A + Details
Name: | ecd_TrdArrIndTitle
Namespace Prefix: | ecd_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 408 -Subsection a -Paragraph 2 -Subparagraph D + Details
Name: | ecd_TrdArrSecuritiesAggAvailAmt
Namespace Prefix: | ecd_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | ecd_IndividualAxis=xene_DrChristopherKenneyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_IndividualAxis=xene_AndreaDiFabioMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |