Xenon Pharmaceuticals Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGM:XENE Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
07 Mar 24	BuyUS$12,155	Robin Sherrington	Individual	1,234	US$9.85
07 Mar 24	SellUS$231,513	Steven Gannon	Individual	5,000	US$46.30
07 Mar 24	SellUS$601,615	Steven Gannon	Individual	13,000	US$46.45
07 Mar 24	SellUS$446,789	Steven Gannon	Individual	13,000	US$34.50
14 Dec 23	SellUS$311,898	Gary Patou	Individual	7,598	US$41.05
24 Aug 23	SellUS$967,500	Dawn Svoronos	Individual	25,000	US$38.70
31 May 23	SellUS$1,916,032	Simon Pimstone	Individual	49,006	US$39.90

Insider Buying: XENE insiders have sold more shares than they have bought in the past 3 months.

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 19.7%.

Top 25 shareholders own 71.23% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
7.51%	Avoro Capital Advisors LLC	5,666,666	US$234.0m	15.7%	3.32%
7.5%	FMR LLC	5,655,922	US$233.6m	33%	0.02%
6.81%	Capital Research and Management Company	5,137,220	US$212.2m	8.8%	0.01%
5.76%	Driehaus Capital Management LLC	4,345,180	US$179.5m	-3.72%	1.36%
5.52%	Wellington Management Group LLP	4,162,654	US$171.9m	141%	0.03%
4.07%	Polar Capital Holdings Plc	3,066,628	US$126.7m	2.09%	0.53%
2.87%	Commodore Capital LP	2,167,793	US$89.5m	17.5%	6.08%
2.82%	Paradigm Biocapital Advisors LP	2,127,400	US$87.9m	42.6%	4.27%
2.74%	BlackRock, Inc.	2,067,063	US$85.4m	108%	no data
2.7%	Pictet Asset Management Limited	2,040,400	US$84.3m	5.24%	0.06%
2.18%	Braidwell LP	1,647,311	US$68.0m	-21.7%	5.08%
2.18%	First Light Asset Management, LLC	1,645,490	US$68.0m	173%	6.13%
2.09%	AllianceBernstein L.P.	1,574,568	US$65.0m	45.2%	0.02%
2.03%	Marshall Wace LLP	1,528,648	US$63.1m	-29.1%	0.13%
1.68%	Citadel Advisors LLC	1,266,844	US$52.3m	75.1%	0.05%
1.66%	Rock Springs Capital Management LP	1,255,577	US$51.9m	6.59%	1.44%
1.46%	Perceptive Advisors LLC	1,100,748	US$45.5m	78.3%	1.02%
1.39%	Adage Capital Management, L.P.	1,048,725	US$43.3m	90.7%	0.08%
1.32%	Baker Bros. Advisors LP	993,679	US$41.0m	32.2%	0.52%
1.28%	Janus Henderson Group plc	966,065	US$39.9m	153%	0.02%
1.18%	T. Rowe Price Group, Inc.	891,149	US$36.8m	127,000%	no data
1.18%	BVF Partners L.P.	890,072	US$36.8m	-51.3%	0.88%
1.16%	Point72 Asset Management, L.P.	875,065	US$36.1m	-22.3%	0.08%
1.08%	Avidity Partners Management, L.P.	815,993	US$33.7m	154%	1.27%
1.05%	TimesSquare Capital Management, LLC	793,954	US$32.8m	34.4%	0.44%