XENEXenon Pharmaceuticals Inc.

$36.44-1.4% 1Y

Who owns XENE

311 institutions reported holding XENE for 2026Q2, together 116% of the company, more than the 287 a quarter earlier.

311

Institutions reporting a position · as of 2026Q2 · up from 287 the quarter before

Shares held by institutions
101.1M

Shares held by institutions · 116% of the company · long US equity positions only, as reported on Form 13F

Reported value
$6.10B

Reported value · at Jun 30, 2026 prices, not today's

Opened vs closed
48 / 25

Opened vs closed · new positions against positions exited in the latest quarter

Details›
Reporting quarter2026-06-30
2026Q2
Quarters on record
47
New positions
48
Positions exited
25
Added to
118
Reduced
77
Shares sold shortsettled Sep 15, 2026
6.4M
Short interestof shares outstanding
7.4%
Days to coverat the average daily volume
12.2
Change in the short positionsince the Aug 31, 2026 count
+1.6%
Institutional ownership by quarter, 2014Q4 to 2026Q2
QuarterFilersSharesReported value
2026Q2311101.1M$6.10B
2026Q1287100.2M$5.80B
2025Q424384.4M$3.78B
2025Q321784.3M$3.38B
2025Q220483.1M$2.60B
2025Q120576.7M$2.57B
2024Q420876.3M$2.99B
2024Q320274.9M$2.95B
2024Q221274.1M$2.89B
2024Q122073.5M$3.16B
2023Q420372.1M$3.32B
2023Q318061.3M$2.10B
2023Q217461.3M$2.36B
2023Q116261.1M$2.19B
2022Q415960.4M$2.38B
2022Q315457.9M$2.09B
Largest reported holders, 2026Q2
HolderShares% of companyValue
FMR LLC9.6Mn/a$582M
BlackRock Inc.7.5Mn/a$454M
Avoro Capital Advisors LLC5.8Mn/a$349M
Polar Capital Holdings Plc4.6Mn/a$276M
Driehaus Capital Management LLC4.4Mn/a$267M
Jupiter Topco LLC4.2Mn/a$253M
PRICE T ROWE ASSOCIATES INC /MD/3.2Mn/a$196M
JPMORGAN CHASE & CO2.6Mn/a$157M
Capital International Investors2.4Mn/a$143M
T. Rowe Price Investment Management, Inc.2.2Mn/a$131M
Short interest by settlement date, Aug 29, 2025 to Sep 15, 2026
SettlementShares shortOf shares outstandingDays to cover
Sep 15, 20266.4M7.4%12.2
Aug 31, 20266.3M7.3%9.1
Aug 14, 20265.7M6.5%9.2
Jul 31, 20265.4M6.2%7.3
Jul 15, 20266.3M7.3%3.6
Jun 30, 20266.3M7.2%3.0
Jun 15, 20264.4M5.0%3.2
May 29, 20264.0M4.6%2.9
May 15, 20263.8M4.4%4.0
Apr 30, 20264.1M4.8%4.6
Apr 15, 20264.9M5.6%5.4
Mar 31, 20264.9M5.6%3.5

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold. The short position is FINRA's consolidated count for each twice-monthly settlement date, as a share of shares outstanding.

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