XT
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XTX Topco’s Xenon Pharmaceuticals XENE Stock Holding History

XTX Topco’s Portfolio XENE Stock Details XENE Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.16M Sell
19,297
-8,703
-31% -$483K 0.02% 1659
2026
Q1 		$1.63M Buy
28,000
+6,502
+30% +$300K 0.03% 997
2025
Q4 		$964K Buy
+21,498
New +$903K 0.03% 1050
2025
Q1 		– Sell
-8,054
Closed -$316K – 3205
2024
Q4 		$316K Buy
+8,054
New +$333K 0.03% 1180
2024
Q3 		– Sell
-11,910
Closed -$464K – 2680
2024
Q2 		$464K Buy
+11,910
New +$476K 0.04% 695

Other funds holding XENE

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
ACA
Avoro Capital Advisors New York $11.1B AUM 207.82% 1-Year Est. Return
PCH
Polar Capital Holdings London, United Kingdom $42.4B AUM 181.11% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $17.3B AUM 211.34% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

XTX Topco's XENE Position: Q2 2026 in Review

XTX Topco reduced its Xenon Pharmaceuticals (XENE) stake by 31% in Q2 2026, selling an estimated $483K and leaving 19,297 shares worth $1.16M. The position accounts for 0.02% of the portfolio, ranked #1659.

XTX Topco first reported a position in XENE in Q2 2024 and has held it in 5 quarters since. The position peaked at $1.63M in Q1 2026. 315 funds tracked by Wall St. Rank hold XENE as of Q2 2026.

  • XTX Topco held 19,297 shares of Xenon Pharmaceuticals worth $1.16M as of Q2 2026.
  • XTX Topco sold 8,703 Xenon Pharmaceuticals shares in Q2 2026, an estimated $483K.
  • Xenon Pharmaceuticals made up 0.02% of XTX Topco's portfolio in Q2 2026, its #1659 holding.
  • XTX Topco first reported a position in Xenon Pharmaceuticals in Q2 2024 and has held it in 5 quarters since.
  • XTX Topco's Xenon Pharmaceuticals position peaked at $1.63M in Q1 2026.
  • 315 funds tracked by Wall St. Rank held Xenon Pharmaceuticals as of Q2 2026.

Based on XTX Topco's 13F filing for Q2 2026, filed 14 Aug 2026.