Xenon Pharmaceuticals (XENE) insider trades, Congressional trades and 13F ownership

OQRO

Xenon Pharmaceuticals (XENE) insider trades, Congressional trades and 13F ownership | OQRO

Who owns it (13F)

As of Jun 30, 2026

Institutions reporting a stake, Q2 2026

315

+25 vs Q1 2026

Share of stock reported

101M

shares, no single share count to compare with

Change vs Q1 2026

+710K shares

47 new positions, 21 positions closed

Reported in 13F filings, which cover managers over $100M and include double counting. A 13F shows holdings on the last day of the quarter, not when shares were bought or sold. Change counts the 311 managers that reported both quarters.

Largest reported holders, Q2 2026

1Fmr Llc Trimmed (-1.17M shares)9.65M sh · $582M9.6% of reported
2BlackRock, Inc. Added (+1.88M shares)7.52M sh · $454M7.5% of reported
3Avoro Capital Advisors LLC About the same5.78M sh · $349M5.7% of reported
4Polar Capital Holdings Plc Added (+165K shares)4.57M sh · $276M4.5% of reported
5Driehaus Capital Management LLC Trimmed (-73K shares)4.42M sh · $267M4.4% of reported
6Jupiter Topco LLC No comparable report last quarter4.19M sh · $253M4.1% of reported
7Price T Rowe Associates Inc /Md/ Added (+1.92M shares)3.25M sh · $196M3.2% of reported
8Jpmorgan Chase & Co Added (+694K shares)2.62M sh · $157M2.6% of reported
9Capital International Investors Trimmed (-313K shares)2.36M sh · $143M2.3% of reported
10T. Rowe Price Investment Management, Inc. Added (+1.22M shares)2.17M sh · $131M2.1% of reported
11State Street Corp Added (+249K shares)1.97M sh · $119M1.9% of reported
12Two Sigma Investments, Lp Added (+1.04M shares)1.64M sh · $99.2M1.6% of reported
13Deerfield Management Company, L.P. About the same1.62M sh · $97.5M1.6% of reported
14Affinity Asset Advisors, LLC Trimmed (-80K shares)1.59M sh · $96.3M1.6% of reported
15Westfield Capital Management Co Lp Added (+106K shares)1.51M sh · $91M1.5% of reported
16Alliancebernstein L.P. Added (+159K shares)1.56M sh · $90.8M1.5% of reported
17Franklin Resources Inc Added (+157K shares)1.44M sh · $86.8M1.4% of reported
18Wellington Management Group Llp Trimmed (-3.4M shares)1.43M sh · $86M1.4% of reported
19Citadel Advisors Llc Trimmed (-1.25M shares)1.4M sh · $84.6M1.4% of reported
20Geode Capital Management, Llc Added (+277K shares)1.37M sh · $82.7M1.4% of reported

Source: SEC Form 13F data sets, every filer, common stock only (options and bonds left out); 3 managers also reported puts and 4 managers calls. Amendments are applied; lines whose value was filed in thousands are scaled, and lines whose shares and value disagree are left out.

Fund moves · 0

Who owns it (13F)

Largest reported holders, Q2 2026