XENON PHARMACEUTICALS INC.XENE— Latest position per institution from SEC 13F filings
15
Institutional holders
66.77M
Total shares held
3.55B
Estimated value
3.34M
Avg. position size
FMR LLC
CIK 315066
Shares
9.65M
Value
582.35M
Filed
Jun 30, 2026
BLACKROCK, INC.
CIK 2012383
Shares
7.52M
Value
454.06M
Filed
Jun 30, 2026
AVORO CAPITAL ADVISORS LLC
CIK 1633313
Shares
5.78M
Value
348.75M
Filed
Jun 30, 2026
POLAR CAPITAL HOLDINGS PLC
CIK 1837309
Shares
4.57M
Value
275.88M
Filed
Jun 30, 2026
DRIEHAUS CAPITAL MANAGEMENT LLC
CIK 938206
Shares
4.42M
Value
266.70M
Filed
Jun 30, 2026
JUPITER TOPCO LLC
CIK 2146052
Shares
4.19M
Value
252.67M
Filed
Jun 30, 2026
JANUS HENDERSON GROUP LTD.
CIK 1274173
Shares
4.18M
Value
242.86M
Filed
Mar 31, 2026
PRICE T ROWE ASSOCIATES INC /MD/
CIK 80255
Shares
3.25M
Value
196.06K
Filed
Jun 30, 2026
JPMORGAN CHASE & CO
CIK 19617
Shares
2.62M
Value
157.38M
Filed
Jun 30, 2026
CAPITAL INTERNATIONAL INVESTORS
CIK 1562230
Shares
2.36M
Value
142.55M
Filed
Jun 30, 2026
T. ROWE PRICE INVESTMENT MANAGEMENT, INC.
CIK 1897612
Shares
2.17M
Value
130.90K
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
2.10M
Value
81.72M
Filed
Jun 30, 2024
PARADIGM BIOCAPITAL ADVISORS LP
CIK 1855655
Shares
2.04M
Value
79.67M
Filed
Jun 30, 2024
PICTET ASSET MANAGEMENT SA
CIK 1361570
Shares
2.03M
Value
78.26M
Filed
Jun 30, 2023
STATE STREET CORP
CIK 93751
Shares
1.97M
Value
118.89M
Filed
Jun 30, 2026
TWO SIGMA INVESTMENTS, LP
CIK 1179392
Shares
1.64M
Value
99.16M
Filed
Jun 30, 2026
DEERFIELD MANAGEMENT COMPANY, L.P.
CIK 1009258
Shares
1.62M
Value
97.52M
Filed
Jun 30, 2026
AFFINITY ASSET ADVISORS, LLC
CIK 1773195
Shares
1.59M
Value
96.27M
Filed
Jun 30, 2026
ALLIANCEBERNSTEIN L.P.
CIK 1109448
Shares
1.56M
Value
90.85M
Filed
Jun 30, 2026
HOLOCENE ADVISORS, LP
CIK 1700574
Shares
1.52M
Value
88.31M
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | FMR LLC | 315066 | 9.65M | 582.35M | Jun 30, 2026 |
| 2 | BLACKROCK, INC. | 2012383 | 7.52M | 454.06M | Jun 30, 2026 |
| 3 | AVORO CAPITAL ADVISORS LLC | 1633313 | 5.78M | 348.75M | Jun 30, 2026 |
| 4 | POLAR CAPITAL HOLDINGS PLC | 1837309 | 4.57M | 275.88M | Jun 30, 2026 |
| 5 | DRIEHAUS CAPITAL MANAGEMENT LLC | 938206 | 4.42M | 266.70M | Jun 30, 2026 |
| 6 | JUPITER TOPCO LLC | 2146052 | 4.19M | 252.67M | Jun 30, 2026 |
| 7 | JANUS HENDERSON GROUP LTD. | 1274173 | 4.18M | 242.86M | Mar 31, 2026 |
| 8 | PRICE T ROWE ASSOCIATES INC /MD/ | 80255 | 3.25M | 196.06K | Jun 30, 2026 |
| 9 | JPMORGAN CHASE & CO | 19617 | 2.62M | 157.38M | Jun 30, 2026 |
| 10 | CAPITAL INTERNATIONAL INVESTORS | 1562230 | 2.36M | 142.55M | Jun 30, 2026 |
| 11 | T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | 1897612 | 2.17M | 130.90K | Jun 30, 2026 |
| 12 | BLACKROCK FINANCE, INC. | 1364742 | 2.10M | 81.72M | Jun 30, 2024 |
| 13 | PARADIGM BIOCAPITAL ADVISORS LP | 1855655 | 2.04M | 79.67M | Jun 30, 2024 |
| 14 | PICTET ASSET MANAGEMENT SA | 1361570 | 2.03M | 78.26M | Jun 30, 2023 |
| 15 | STATE STREET CORP | 93751 | 1.97M | 118.89M | Jun 30, 2026 |
| 16 | TWO SIGMA INVESTMENTS, LP | 1179392 | 1.64M | 99.16M | Jun 30, 2026 |
| 17 | DEERFIELD MANAGEMENT COMPANY, L.P. | 1009258 | 1.62M | 97.52M | Jun 30, 2026 |
| 18 | AFFINITY ASSET ADVISORS, LLC | 1773195 | 1.59M | 96.27M | Jun 30, 2026 |
| 19 | ALLIANCEBERNSTEIN L.P. | 1109448 | 1.56M | 90.85M | Jun 30, 2026 |
| 20 | HOLOCENE ADVISORS, LP | 1700574 | 1.52M | 88.31M | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.