XENON PHARMACEUTICALS INC COM is a security (CUSIP 98420N955) tracked across SEC portfolio filings. 5 institutional managers reported $9.1M on Form 13F as of 2026-06-30.
| Manager | Location | Value | Shares |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | CHICAGO, IL | $6.3M | — |
| JPMORGAN CHASE & CO | NEW YORK, NY | $1.6M | — |
| SIMPLEX TRADING, LLC | CHICAGO, IL | $605K | — |
| IMC-Chicago, LLC | CHICAGO, IL | $598K | — |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | BIRMINGHAM, AL | — | — |