Kum Weng
11-05
No—GRAB’s implied volatility looks elevated in absolute terms, but not unusually elevated versus its own recent history after the Q3 earnings pop.

Grab Holdings (GRAB)
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reported Q3 results before the US open on 2026-11-03 . The stock closed at US$2.86 immediately before the release, then US$3.12 on the earnings day and US$3.36 the following session—an approximately 17.48% two-session move, calculated from the reported closes.

As of 2026-11-05 :

30-day IV: 63.26% — high in absolute terms for a stock option.
IV percentile: 50.60% — essentially around the middle of its own trailing IV distribution, rather than near an extreme.
IV/HV ratio: 1.25x — implied volatility is 25% above historical realized volatility, so options still embed a volatility premium.
Call/put ratio: 2.71 — call activity is materially greater than put activity, consistent with bullish/speculative positioning following the price jump.
The chain’s stated expected move is about US$0.26 , or 7.76% of the curre

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