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Xenon Pharmaceuticals Ownership | Who Owns Xenon Pharmaceuticals?

OverviewForecastRevenueFinancialsChartTranscripts

Xenon Pharmaceuticals Ownership Summary

Xenon Pharmaceuticals is owned by 105.63% institutional investors, 0.14% insiders. Fmr is the largest institutional shareholder, holding 9.66% of XENE shares. American Funds SMALLCAP World A is the top mutual fund, with 4.99% of its assets in Xenon Pharmaceuticals shares.

XENE Ownership Benchmark

TypeName% Inst% Insiders% Retail
StockXenon Pharmaceuticals105.63%0.14%-5.77%
SectorHealthcare Stocks 488.17%11.08%-399.26%
IndustryBiotech Stocks 306.59%11.10%-217.69%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Fmr7.53M9.66%$294.99M
Avoro capital advisors5.40M6.86%$169.02M
Blackrock funding, inc. /de5.37M6.82%$167.93M
Driehaus capital management4.34M5.51%$135.71M
Wellington management group llp3.78M4.85%$148.08M
Braidwell lp3.61M4.58%$112.84M
Capital investors3.18M4.04%$99.58M
Janus henderson group2.87M3.68%$112.43M
Commodore capital lp2.74M3.52%$107.41M
Polar capital2.70M3.44%$84.61M

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Commodore capital lp2.74M7.87%$107.41M
Saturn v capital management468.36K5.94%$14.66M
First turn management684.99K4.81%$26.85M
Affinity asset advisors1.10M4.70%$34.43M
Great point partners200.00K4.07%$6.26M
Foresite capital management iv160.00K4.05%$5.01M
Braidwell lp3.61M3.86%$112.84M
Vestal point capital, lp2.00M3.30%$62.60M
Tls advisors32.96K3.22%$1.03M
Altium capital management lp288.00K3.20%$11.29M

Top Buyers

HolderShares% AssetsChange
Blackrock funding, inc. /de5.37M0.00%3.33M
Holocene advisors, lp1.81M0.14%1.81M
Braidwell lp3.61M3.86%895.15K
Vestal point capital, lp2.00M3.30%700.00K
American century companies679.86K0.01%679.86K

Top Sellers

HolderShares% AssetsChange
Paradigm biocapital advisors lp---2.04M
Capital world investors655.74K0.00%-1.57M
Samlyn capital---1.02M
T. rowe price investment management76.94K0.00%-720.04K
Adage capital partners gp1.29M0.07%-624.65K

New Positions

HolderShares% AssetsChangeValue
Holocene advisors, lp1.81M0.14%1.81M$56.64M
American century companies679.86K0.01%679.86K$21.28M
Deerfield management company, l.p. (series c)542.02K0.31%542.02K$16.97M
Foresite capital management vi160.00K2.82%160.00K$5.01M
Foresite capital management iv160.00K4.05%160.00K$5.01M

Sold Out

HolderChange
Dinuzzo private wealth-2.00
Srs capital advisors-3.00
Sjs investment consulting-5.00
Hexagon capital partners-6.00
Jfs wealth advisors-8.00

Institutional Ownership Trends

DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Jun 30, 20252110.48%83,114,83911.81%1051.18%11626.09%57-18.57%
Mar 31, 2025213-76,727,6550.58%971.02%92-3.16%725.88%
Dec 31, 2024117-43.75%35,698,172-52.33%450.50%51-43.33%38-38.71%
Sep 30, 2024207-4.17%74,878,3241.04%961.05%91-5.21%61-15.28%
Jun 30, 2024216-3.57%74,109,2450.93%951.07%96-15.79%725.88%

Top Mutual Funds Shareholders

HolderShares% HoldingChange
American Funds SMALLCAP World A3.83M4.99%-1.48M
Polar Capital Biotech S Inc2.00M2.60%-
iShares Russell 2000 ETF1.78M2.32%-33.91K
Strategic Advisers Fidelity US TtlStk1.69M2.20%20.83K
Vanguard Health Care Inv1.60M2.08%-942.73K
Fidelity Select Health Care1.28M1.67%-
Fidelity Advisor Health Care I760.00K0.99%-
Fidelity Advisor Biotechnology I710.76K0.93%-
iShares Russell 2000 Growth ETF667.62K0.87%-
Pictet Biotech658.54K0.87%658.54K

Recent Insider Transactions

DateNameRoleActivityValue
Jun 05, 2025GANNON STEVEN-Sell$91.44
Jan 27, 2025MORTIMER IAN PRESIDENT & CEOSell$47.19K
Jan 27, 2025MORTIMER IAN PRESIDENT & CEOSell$613.62K
Jan 24, 2025MORTIMER IAN PRESIDENT & CEOSell$903.21K
Jan 23, 2025MORTIMER IAN PRESIDENT & CEOSell$649.98K

Insider Transactions Trends

DateBuySell
2025 Q2-1
2025 Q1-4
2024 Q4-4
2024 Q2--
2024 Q1-7

XENE Ownership FAQ

Who Owns Xenon Pharmaceuticals?

Xenon Pharmaceuticals shareholders are primarily institutional investors at 105.63%, followed by 0.14% insiders and -5.77% retail investors. The average institutional ownership in Xenon Pharmaceuticals's industry, Biotech Stocks , is 306.59%, which Xenon Pharmaceuticals falls below.

Who owns the most shares of Xenon Pharmaceuticals?

Xenon Pharmaceuticals’s largest shareholders are Fmr (7.53M shares, 9.66%), Avoro capital advisors (5.4M shares, 6.86%), and Blackrock funding, inc. /de (5.37M shares, 6.82%). Together, they hold 23.34% of Xenon Pharmaceuticals’s total shares outstanding.

Does Blackrock own Xenon Pharmaceuticals?

BlackRock is not among the top 10 institutional shareholders of Xenon Pharmaceuticals.

Who is Xenon Pharmaceuticals’s biggest shareholder by percentage of total assets invested?

Commodore capital lp is Xenon Pharmaceuticals’s biggest shareholder by percentage of total assets invested, with 7.87% of its assets in 2.74M Xenon Pharmaceuticals shares, valued at 107.41M$.

Who is the top mutual fund holder of Xenon Pharmaceuticals shares?

American Funds SMALLCAP World A is the top mutual fund holder of Xenon Pharmaceuticals shares, with 4.99% of its total shares outstanding invested in 3.83M Xenon Pharmaceuticals shares.

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