Skip to main content

MILLENNIUM MANAGEMENT LLC

Position in XENE — Xenon Pharmaceuticals Inc.

CIK 1273087 NEW YORK, NY

Position in XENE

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$11,733,797
-$16,729,412 QoQ
Shares Held
201,785
-68.2% QoQ
Ownership
0.209%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in XENE Over Time

Shares Held

Position Value (USD)

Derivatives in XENE

reported options exposure · as of Sep 30, 2025
CallValue
$2,609,750
CallShares
65,000
PutValue
$0
PutShares
0

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Biotechnology

Healthcare · as of Mar 31, 2026

MILLENNIUM MANAGEMENT LLC holds $4,570,822,033 across 342 Biotechnology names. XENE ranks #95 (0.3% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in XENE

Export CSV
30 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $11,733,797 201,785
2025-12-31 $28,463,209 635,056
2025-09-30 $2,609,750 65,000
2025-09-30 $55,567,881 1,384,007
2025-06-30 $27,632,735 882,835
2025-03-31 $7,852,578 234,056
2024-12-31 $13,564,768 346,040
2024-09-30 $8,229,353 209,026
2024-06-30 $6,846,020 175,584
2024-03-31 $3,601,606 83,661
2023-12-31 $3,545,007 76,965
2023-09-30 $1,537,200 45,000
2023-09-30 $3,262,040 95,493
2023-09-30 $341,600 10,000
2023-06-30 $8,213,513 213,338
2023-03-31 $7,926,411 221,470
2022-12-31 $23,442,751 594,541
2022-09-30 $20,228,598 560,349
2022-06-30 $14,987,660 492,691
2022-03-31 $4,167,485 136,326
2021-12-31 $2,831,000 90,621
2021-09-30 $3,609,426 236,219
2021-09-30 $687,600 45,000
2021-09-30 $229,200 15,000
2021-06-30 $5,618,547 301,748
2021-03-31 $6,137,892 342,899
2020-12-31 $6,405,385 416,475
2020-09-30 $1,315,614 118,845
2020-06-30 $2,106,669 167,996
2020-03-31 $2,195,072 193,569