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Innospec Inc. (IOSP) short interest & options flow

NASDAQ

Innospec Inc. has just reported Q3 results, and the question now is whether the extreme bullish options positioning flagged ahead of the print was vindicated or caught offside. The options market made a striking pre-earnings call. The put/call ratio dropped to 0.16 on November 3, more than 2.6 standard deviations below its 20-day average of 0.30. That was the most call-heavy…

Latest pulse4 Aug 2026

IOSP cost to borrow surges to 2.91%, up 250% in one week ahead of earnings tomorrow.

$78.21-1.16% 1d-21.70% 1w-20.64% 1mClose: 6 Nov 2026
Short interest % of float
Low
Live SI on ORTEX →
Cost to borrow
Rising
Live CTB on ORTEX →
Availability
High
Live availability on ORTEX →
Market cap
$1.93B
Next earnings
16 Feb 2027
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Key data as of 7 Nov 2026

ORTEX chart of Innospec Inc. (IOSP) share price and short interest (% of free float), six months to November 6, 2026

IOSP news and analysis

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