Alyeska Investment Group
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Alyeska Investment Group’s Xenon Pharmaceuticals XENE Stock Holding History

Alyeska Investment Group’s Portfolio XENE Stock Details XENE Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$75.6M Buy
+1,299,469
New +$59.9M 0.21% 139
2025
Q2 		– Sell
-367,233
Closed -$12.3M – 693
2025
Q1 		$12.3M Buy
367,233
+78,390
+27% +$2.98M 0.05% 293
2024
Q4 		$11.3M Hold
288,843
– – 0.04% 324
2024
Q3 		$11.4M Sell
288,843
-3,025
-1% -$122K 0.06% 284
2024
Q2 		$11.4M Buy
291,868
+53,025
+22% +$2.12M 0.07% 260
2024
Q1 		$10.3M Buy
+238,843
New +$11M 0.06% 275
2018
Q2 		– Sell
-247,057
Closed -$1.21M – 548
2018
Q1 		$1.21M Sell
247,057
-2,227
-0.9% -$8.23K 0.01% 381
2017
Q4 		$704K Sell
249,284
-200,000
-45% -$544K 0.01% 397
2017
Q3 		$1.32M Buy
449,284
+8,024
+2% +$24.8K 0.01% 403
2017
Q2 		$1.39M Buy
441,260
+1,366
+0.3% +$5.34K 0.01% 376
2017
Q1 		$1.76M Buy
+439,894
New +$3.46M 0.01% 405

Other funds holding XENE

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
ACA
Avoro Capital Advisors New York $10.2B AUM 149.19% 1-Year Est. Return
BlackRock
BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return
PCH
Polar Capital Holdings London, United Kingdom $22.9B AUM 115.26% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $141B AUM 30.34% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.47T AUM 27.86% 1-Year Est. Return