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XENE
NASDAQ Life Sciences

Xenon Stock Craters 30.7% as Depression Trial Pause Overshadows NDA Filing

Tom Rudovsky · Reported by Dow Jones Newswires
More coverage: Biotech Stocks · Healthcare
Sentiment info
Negative
Importance info
9
Price
$39.75
Mkt Cap
$3.849B
52W Low
$35.97
52W High
$72.66
52W Position info
11% above low
Off High info
45% below high
Rel. Volume info
13× avg
Market data snapshot near publication time

XENE is trading near its 52-week low of $35.97 (11% above the low) on elevated volume (13× avg).

Summary

Xenon Pharmaceuticals shares plunged 30.7% to $39.75, their worst day since 2017, after the company paused new patient enrollment in ongoing studies for major depressive disorder and bipolar depression. The pause overshadowed the company's NDA submission for azetukalner in focal seizures, which had been a key milestone. The market is treating the depression program setback as a major blow to the drug's broader commercial potential. This follows the earlier report this morning that first disclosed the enrollment pause, but the stock's severe reaction confirms the market's negative reassessment. The company's cash position of $1.2 billion provides runway, but the setback raises questions about the lead asset's expansion opportunities.

At the time of this announcement, XENE was trading at $39.75 on NASDAQ in the Life Sciences sector, with a market capitalization of approximately $3.8B. The 52-week trading range was $35.97 to $72.66. This news item was assessed with negative market sentiment and an importance score of 9 out of 10. Source: Dow Jones Newswires.


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XENE - Latest Insights

XENE
Sep 18, 2026, 7:32 AM EDT
Source: Dow Jones Newswires
Importance Score:
9
Price at Filing: $42.49
Real-time Price: $39.69 info
Change: -$2.80 (-7%) info
Market Cap: $3.849B info
XENE
Sep 17, 2026, 4:01 PM EDT
Source: Wiseek News
Importance Score:
8
Price at Filing: $56.19
Real-time Price: $39.69 info
Change: -$16.50 (-29%) info
Market Cap: $3.849B info
XENE
Aug 06, 2026, 4:11 PM EDT
Filing Type: 8-K
Importance Score:
7
Price at Filing: $64.55
Real-time Price: $39.69 info
Change: -$24.86 (-39%) info
Market Cap: $3.849B info
XENE
Aug 06, 2026, 4:01 PM EDT
Source: Dow Jones Newswires
Importance Score:
7
Price at Filing: $64.55
Real-time Price: $39.69 info
Change: -$24.86 (-39%) info
Market Cap: $3.849B info
XENE
Jun 03, 2026, 4:02 PM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $53.46
Real-time Price: $39.69 info
Change: -$13.77 (-26%) info
Market Cap: $3.849B info