Security key
98420N105
Xenon Pharmaceuticals Inc. - Common Stock (XENE)
CUSIP: 98420N105
Q4 2024 13F Holders as of 31 Dec 2024
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 76,301,942
- Total 13F value
- $2,990,887,419
- Share change
- +768,058
- Put/Call ratio
- 2%
- SEC-reported price per share
- $39.20
- Number of holders
- 209
- Value change
- +$29,910,038
- Number of buys
- 89
- Number of sells
- 88
- Shares outstanding
- 95,032,800
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2024
Institutions
209
Top holders
10
XENE full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2026
Xenon Pharmaceuticals Inc. SEC filings
Xenon Pharmaceuticals Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 98420N105
Recent filing periods:
Ownership snapshot
Top reported holders of XENE - Xenon Pharmaceuticals Inc. - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
FMR LLC
Disclosed value leader
FMR LLC
Comparable rows
0/15
Latest evidence
30 Sep 2024
13F
Highest disclosed value: $272,349,219
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
FMR LLC has the largest disclosed position value at $272.35M.
0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens FMR LLC's linked filing trail.
Disclosed position value
Top 5
FMR LLC
$272.35M
Avoro Capital Advisors LLC
$223.1M
DRIEHAUS CAPITAL MANAGEMENT LLC
$180.93M
WELLINGTON MANAGEMENT GROUP LLP
$151.32M
BRAIDWELL LP
$106.58M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| FMR LLC |
13F
Company
|
—
denominator unverified
|
$272,349,219
6,917,684 shares
|
— | 30 Sep 2024 |
| Avoro Capital Advisors LLC |
13F
Company
|
—
denominator unverified
|
$223,096,640
5,666,666 shares
|
— | 30 Sep 2024 |
| DRIEHAUS CAPITAL MANAGEMENT LLC |
13F
Company
|
—
denominator unverified
|
$180,933,536
4,595,721 shares
|
— | 30 Sep 2024 |
| WELLINGTON MANAGEMENT GROUP LLP |
13F
Company
|
—
denominator unverified
|
$151,316,509
3,843,447 shares
|
— | 30 Sep 2024 |
| BRAIDWELL LP |
13F
Company
|
—
denominator unverified
|
$106,584,629
2,707,255 shares
|
— | 30 Sep 2024 |
| Commodore Capital LP |
13F
Company
|
—
denominator unverified
|
$106,299,000
2,700,000 shares
|
— | 30 Sep 2024 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2024
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
209
Shares
76,301,942
Rows available
209
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2024 vs Q3 2024 Across Filers
Q3 2024 holders
202
Q4 2024 holders
209
Holder diff
7
| Investor | Q3 2024 Shares | Q4 2024 Shares | Share Diff | Share Chg % | Q3 2024 value | Q4 2024 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend