Outrageous Predictions
Switzerland's Green Revolution: CHF 30 Billion Initiative by 2050
Katrin Wagner
Head of Investment Content Switzerland
Investment and Options Strategist
Summary: Ever bought a call into earnings, saw the stock rise - and still felt disappointed? This article explains what IV crush really means in practice and how understanding uncertainty pricing can turn confusing PnL into deliberate exposure design.
Many traders encounter IV crush after a frustrating trade.
They buy a short-dated call into earnings. The company reports solid numbers. The stock rises. Yet the option does not respond as strongly as expected.
The initial reaction is often that options are unreliable.
The more accurate explanation is that the position contained two variables: direction and uncertainty.
Important note: The strategies and examples provided in this article are purely for educational purposes. They are intended to assist in shaping your thought process and should not be replicated or implemented without careful consideration. Every investor or trader must conduct their own due diligence and take into account their unique financial situation, risk tolerance, and investment objectives before making any decisions. Remember, investing in the stock market carries risk, and it is crucial to make informed decisions.
When trading shares, CFDs, or futures, exposure is primarily directional. If price rises, you benefit. If price falls, you lose.
Options embed an additional component: the market’s pricing of how uncertain the path will be before expiry. That uncertainty is reflected in implied volatility.
Ahead of scheduled catalysts such as earnings, central bank decisions, or macro releases, this uncertainty component often expands. After the event, it frequently contracts.
That contraction is commonly referred to as IV crush.
Not all option trades are equally exposed to uncertainty repricing.
A short-dated standalone call held through an event is highly sensitive to both direction and volatility compression.
A defined-risk spread, however, modifies that exposure. By pairing a long option with a short option, part of the post-event contraction can be offset structurally.
The trade-off is clear: capped upside in exchange for lower cost and reduced sensitivity to uncertainty repricing.
The question is not whether IV crush exists. The question is how much exposure to it you choose to carry.
Before a major event, option premiums may include elevated uncertainty pricing. After the event resolves, that specific uncertainty is reduced and option prices adjust accordingly.
This pattern is common, but not guaranteed. If an announcement creates new forward uncertainty or triggers broader market stress, implied volatility may remain elevated or even rise.
Treating IV crush as automatic can be as dangerous as ignoring it entirely.
IV crush is most relevant when:
It matters less when trading the underlying instrument directly or when using longer-dated options where a single event represents a smaller share of total uncertainty.
Context determines impact.
Understanding IV crush does not require trading volatility directly.
It means recognising that option exposure is a blend of direction and uncertainty.
A trader can:
This perspective moves options beyond the idea of “leveraged stock” and toward deliberate exposure design.
IV crush is the market’s repricing of uncertainty after a known catalyst.
If ignored, it can create confusing PnL outcomes. If understood, it becomes a structural consideration that can be managed intentionally.
For active traders, that shift transforms volatility from a surprise into a parameter.
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