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Zymeworks Inc. (ZYME) short interest & options flow

NASDAQ

ZYME arrives at its November 13 earnings report having gained 19% in the past month, with short sellers and options traders offering sharply different reads on what comes next. The most telling divergence is in options. Traders have moved decisively toward calls in recent weeks: the put/call ratio has dropped to 1.13, nearly 1.4 standard deviations below its 20-day mean of 1.82…

$31.46+2.11% 1d+4.41% 1w+21.99% 1mClose: 10 Nov 2026
Short interest % of float
Rising
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Cost to borrow
Low
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Availability
Dropping
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Market cap
$2.17B
Next earnings
13 Nov 2026
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Key data as of 12 Nov 2026

ORTEX chart of Zymeworks Inc. (ZYME) share price and short interest (% of free float), six months to November 10, 2026

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