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Xenon Pharmaceuticals (XENE) Institutional Ownership

Xenon Pharmaceuticals logo
$33.49 -0.84 (-2.45%)
Closing price 04:00 PM Eastern
Extended Trading
$33.50 +0.01 (+0.02%)
As of 08:00 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.
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Institutional Ownership Changes (13F Filings) for Xenon Pharmaceuticals (NASDAQ:XENE)

Current
Institutional Ownership
Percentage
95.45%
Number of
Institutional Buyers
(last 12 months)
160
Total
Institutional Inflows
(last 12 months)
$1.56B
Number of
Institutional Sellers
(last 12 months)
83
Total
Institutional Outflows
(last 12 months)
$776.13M
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XENE Institutional Buying and Selling by Quarter

Xenon Pharmaceuticals Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
10/14/2026Elmwood Wealth Management Inc.13,577$505K0.1%+38.3%0.014%
10/9/2026Wedmont Private Capital11,275$408K0.0%N/A0.012%
10/9/2026GAMMA Investing LLC830$31K0.0%+60.2%0.001%
9/9/2026Tidal Investments LLC8,283$500K0.0%+33.1%0.009%
9/9/2026Engineers Gate Manager LP62,183$3.75M0.0%+566.8%0.064%
9/9/2026Squarepoint Ops LLC112,869$6.81M0.0%N/A0.117%
9/8/2026Arizona State Retirement System22,382$1.35M0.0%+2.3%0.023%
9/8/2026Nykredit A S1,102$67K0.0%N/A0.001%
8/27/2026Corient Private Wealth LP28,732$1.73M0.0%+1.5%0.030%
8/26/2026Amundi10,719$647K0.0%-40.5%0.011%
8/21/2026Braidwell LP1,131,452$68.29M2.5%-15.5%1.170%
8/20/2026Headlands Technologies LLC29,194$1.76M0.2%+377.0%0.030%
8/20/2026Susquehanna Fundamental Investments LLC3,405$206K0.0%N/A0.004%
8/20/2026Alyeska Investment Group L.P.697,692$42.11M0.1%-46.3%0.722%
8/19/2026UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC374,748$22.62M0.0%-0.1%0.388%
8/19/2026Hsbc Holdings PLC151,474$9.14M0.0%+24.6%0.157%
8/19/2026Wellington Management Group LLP1,425,492$86.04M0.0%-70.5%1.475%
8/18/2026Palo Alto Investors LP51,345$3.10M0.0%N/A0.053%
8/18/2026PenderFund Capital Management Ltd.6,850$413K0.1%N/A0.007%
8/17/2026Capstone Investment Advisors LLC8,925$539K0.0%N/A0.009%
8/17/2026Seven Fleet Capital Management LP33,300$2.08M0.3%N/A0.034%
8/17/2026Corient Private Wealth LP28,732$1.73M0.0%N/A0.030%
8/17/2026Artia Global Partners LP65,000$3.92M0.7%N/A0.067%
8/17/2026Bamco Inc. NY25,000$1.51M0.0%N/A0.026%
8/17/2026Bank of America Corp DE404,067$24.39M0.0%N/A0.418%
8/15/2026Man Group plc310,617$18.75M0.0%N/A0.321%
8/15/2026Trails Edge Capital Partners LP440,000$26.56M0.0%N/A0.455%
8/15/2026Jupiter Topco LLC4,186,519$252.67M0.1%N/A4.331%
8/14/2026ADAR1 Capital Management LLC166,550$10.05M0.5%N/A0.172%
8/14/2026Hsbc Holdings PLC151,474$9.14M0.0%N/A0.157%
8/14/2026Castleark Management LLC61,763$3.73M0.1%N/A0.064%
8/14/2026Nicholas Investment Partners LP395,844$23.89M1.3%N/A0.409%
8/14/2026Parkman Healthcare Partners LLC397,379$23.99M2.5%N/A0.411%
8/14/2026Legal & General Group Plc73,728$4.45M0.0%N/A0.076%
8/14/2026The Manufacturers Life Insurance Company28,932$1.75M0.0%N/A0.030%
8/14/2026Algert Global LLC419,773$25.34M0.3%+58.9%0.434%
8/13/2026Cibc World Market Inc.19,960$1.21M0.0%N/A0.021%
8/13/2026Connor Clark & Lunn Investment Management Ltd.30,354$1.83M0.0%N/A0.031%
8/12/2026Northwestern Mutual Wealth Management Co.5,000$302K0.0%N/A0.005%
8/12/2026Quantbot Technologies LP947$57K0.0%N/A0.001%
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8/7/2026Citizens Financial Group Inc. RI5,291$319K0.0%N/A0.005%
8/7/2026BlackRock Inc.7,522,482$454.06M0.0%N/A7.782%
8/7/2026Deutsche Bank AG191,126$11.54M0.0%N/A0.198%
8/7/2026TimesSquare Capital Management LLC451,593$27.26M0.4%N/A0.467%
8/7/2026Mitsubishi UFJ Asset Management Co. Ltd.1,076$65K0.0%N/A0.001%
8/6/2026Global Retirement Partners LLC873$53K0.0%N/A0.001%
8/6/2026Bank of New York Mellon Corp421,518$25.44M0.0%N/A0.436%
8/6/2026State of Wyoming8,710$526K0.1%N/A0.009%
8/6/2026GSA Capital Partners LLP6,293$380K0.0%N/A0.007%
8/3/2026Oppenheimer Asset Management Inc.4,217$255K0.0%N/A0.004%
8/3/2026Walleye Capital LLC76,955$4.65M0.0%N/A0.080%
7/8/2026FNY Investment Advisers LLC4,000$241K0.1%-4.8%0.004%
7/7/2026Harbor Investment Advisory LLC1,393$84K0.0%N/A0.001%
5/26/2026Axiom Investment Management LLC1,000$58K0.0%N/A0.001%
5/19/2026Bank of America Corp DE265,267$15.43M0.0%+19.8%0.274%
5/19/2026Stempoint Capital LP140,755$8.19M1.6%-59.6%0.146%
5/19/2026Janus Henderson Group PLC4,175,982$242.86M0.1%+2.3%4.320%
5/18/2026ADAR1 Capital Management LLC228,899$13.31M0.8%+12.2%0.237%
5/18/2026Amundi18,013$1.05M0.0%+290.8%0.019%
5/18/2026California State Teachers Retirement System92,747$5.39M0.0%+64.0%0.096%
5/18/2026Royal Bank of Canada90,387$5.26M0.0%+0.7%0.094%
5/18/2026Redmile Group LLC262,674$15.27M1.0%+96.2%0.272%
5/18/2026Rock Springs Capital Management LP763,020$44.37M2.6%-3.1%0.789%
5/18/2026Eversept Partners LP129,574$7.54M0.4%-44.0%0.134%
5/16/2026The Manufacturers Life Insurance Company21,684$1.26M0.0%-33.5%0.022%
5/16/2026Quantinno Capital Management LP55,444$3.22M0.0%+125.1%0.057%
5/16/2026SummitTX Capital L.P.26,186$1.52M0.0%N/A0.027%
5/16/2026Lazard Asset Management LLC50,755$2.95M0.0%-35.5%0.053%
5/16/2026Castleark Management LLC64,563$3.75M0.1%N/A0.067%
5/16/2026Orbimed Advisors LLC1,059,971$61.64M1.1%+137.0%1.096%
5/15/2026Commodore Capital LP825,000$47.97M2.8%-54.2%0.853%
5/15/2026Octagon Capital Advisors LP490,000$28.49M3.2%N/A0.507%
5/15/2026Granahan Investment Management LLC104,478$6.08M0.3%+12.6%0.108%
5/15/2026Affinity Asset Advisors LLC1,675,000$97.40M5.0%+34.0%1.733%
5/14/2026Renaissance Technologies LLC300,500$17.47M0.0%N/A0.311%
5/14/2026Siren L.L.C.1,318,564$76.67M2.1%+62.2%1.364%
5/14/2026Atika Capital Management LLC59,900$3.48M0.4%-35.2%0.062%
5/14/2026Sei Investments Co.114,381$6.65M0.0%+160.8%0.118%
5/13/2026Cetera Investment Advisers3,624$211K0.0%N/A0.004%
5/13/2026First Trust Advisors LP9,133$531K0.0%+43.6%0.009%
5/8/2026PNC Financial Services Group Inc.8,097$471K0.0%+23.2%0.008%
5/7/2026KBC Group NV129,010$7.50M0.0%+4,540.6%0.133%
5/7/2026Swiss National Bank157,700$9.17M0.0%+38.3%0.163%
5/6/2026Jennison Associates LLC1,318,814$76.69M0.1%+2.1%1.365%
5/6/2026Assetmark Inc.20,272$1.18M0.0%-4.7%0.021%
5/6/2026Allspring Global Investments Holdings LLC246,306$13.96M0.0%N/A0.255%
5/5/2026Bank of New York Mellon Corp396,138$23.04M0.0%+2.3%0.410%
5/4/2026Calamos Advisors LLC30,374$1.77M0.0%N/A0.031%
5/4/2026Principal Financial Group Inc.6,244$363K0.0%+39.1%0.006%
5/4/2026J. Safra Sarasin Holding AG9,071$527K0.0%-33.2%0.009%
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5/4/2026Teachers Retirement System of The State of Kentucky21,133$1.23M0.0%N/A0.022%
5/1/2026Candriam S.C.A.476,494$27.71M0.1%+14.2%0.493%
4/30/2026Hsbc Holdings PLC121,558$7.07M0.0%N/A0.126%
4/29/2026Swedbank AB26,200$1.52M0.0%N/A0.027%
4/27/2026Y Intercept Hong Kong Ltd85,388$4.97M0.1%+17.0%0.088%
4/25/2026Strs Ohio5,700$331K0.0%+338.5%0.006%
4/24/2026Peregrine Capital Management LLC143,136$8.32M0.3%-18.1%0.172%
4/22/2026Pictet Asset Management Holding SA679,709$39.23M0.0%+8.6%0.817%
4/16/2026SG Americas Securities LLC9,119$530K0.0%+28.9%0.011%
3/17/2026Rockefeller Capital Management L.P.1,100$49K0.0%+450.0%0.001%


XENE Institutional Ownership - Frequently Asked Questions

During the previous two years, 272 institutional investors and hedge funds held shares of Xenon Pharmaceuticals. The most heavily invested institutionals were BlackRock Inc. ($454.06M), FMR LLC ($294.99M), Jupiter Topco LLC ($252.67M), Avoro Capital Advisors LLC ($243.12M), Janus Henderson Group PLC ($242.86M), Driehaus Capital Management LLC ($153.82M), and Capital International Investors ($153.06M).Learn more on Xenon Pharmaceuticals' institutional investors.

95.45% of Xenon Pharmaceuticals' stock is owned by institutional investors. Learn more on XENE's institutional investor holdings.

Of the 238 institutional investors that purchased Xenon Pharmaceuticals' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: BlackRock Inc. ($7.52M), Jupiter Topco LLC ($4.19M), Janus Henderson Group PLC ($2.05M), Holocene Advisors LP ($1.98M), JPMorgan Chase & Co. ($1.67M), Vestal Point Capital LP ($1.49M), and Wellington Management Group LLP ($1.46M).

Institutional investors have bought a total of 28,631,772 shares in the last 24 months. This purchase volume represents approximately $1.56B in transactions.

Of the 83 institutional investors that sold Xenon Pharmaceuticals' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Wellington Management Group LLP ($3.40M), Commodore Capital LP ($2.20M), Braidwell LP ($1.99M), Vestal Point Capital LP ($1.40M), Marshall Wace LLP ($857.70K), Millennium Management LLC ($813.95K), and Pictet Asset Management Holding SA ($636.59K).

Institutional investors have sold a total of 15,776,321 shares in the last 24 months. This volume of shares sold represents approximately $776.13M in transactions.


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Institutional ownership data for NASDAQ:XENE is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 10/14/2026. New 13F filings are added each quarter as they're published.
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