Home › Guides › Options: scenarios & mistakes

Selling options into a volatility spike: big premium, bigger risk

When volatility spikes, premiums balloon and selling looks easy. The premium is big because the expected move is big. Sell into it only with smaller size, further strikes and a written exit, or the spike will do to you what it just did to the market.

Options guide · 8-minute read · Updated 2026-10-26

What a spike is

The market drops hard, fear jumps, and option prices across the board go up. That's a volatility spike. Implied volatility is the market's estimate of how much a stock might move, and in a spike that estimate can double or triple in days.

For a seller it looks like a sale. The same $45 put that paid $1.00 last month now pays $3.00. The temptation is to sell more of it, on more stocks, because "this is when sellers get paid."

Half of that is true. Premiums are higher. The other half is what the premium is for.

What the premium is pricing

A premium is the market's price for the chance that the option ends up in the money, times how far. When it triples, the market is saying the stock could move three times as far as usual in the same time.

Not that it will. That it could, with enough chance that buyers are paying for it. Sometimes the spike fades and the fear was overdone. Sometimes the drop that caused the spike keeps going. The premium doesn't tell you which. It only tells you the range got wider.

Our implied volatility guide explains the number. Why a huge premium is a warning covers the same idea stock by stock. In a spike, it applies to everything at once.

A worked example, sized wrong (an illustration, not a trade idea)

A made-up stock, XYZ, has fallen from $58 to $50 during a market scare. The 30-day $45 put normally pays about $1.00. Today it pays $3.00.

The seller usually sells one contract. Seeing $3.00, they sell three, collecting $900, thinking "the drop already happened."

The scare doesn't fade. XYZ falls to $35 by expiry.

The one-contract version loses $700. The "this is when sellers get paid" version loses $2,100, and ties up $13,500 of cash in a stock the seller had planned to own 100 shares of.

Now the other branch, where the fear fades and XYZ climbs back to $52:

So tripling the size tripled the win in the good case and tripled the loss in the bad case. The spike didn't change the odds in your favour. It raised the stakes on both sides. The premium only felt like an edge.

Why sellers get hurt in spikes

• The drop that caused the spike isn't finished. A spike happens during a fall, not after it. "It already dropped" is a guess, not a fact.
• Everything moves together. In a scare, five different stocks become one trade. Five puts on five names can all be assigned in one week. What a bad month looks like shows that in numbers.
• The premium shrinks your cushion only a little. $3.00 instead of $1.00 moves break-even from $44 to $42. A stock that just fell $8 can fall $8 more.
• Stress is already high. You're sizing up on the same day the market is scaring everyone. That's the worst day for a judgment call. Mistakes option sellers make under stress covers what comes next.

If you sell into a spike anyway

Some experienced sellers do, carefully. The rules that make it survivable:

1. Size down, not up. Half your usual contracts, or one. The premium per contract is already bigger; you don't need more of them.
2. Go further out of the money. Use the fat premium to buy distance. A $40 put may pay today what the $45 paid last month, with $5 more room.
3. Only on stocks you've already decided to own. A spike is not the moment to add new names to the wheel strategy. Use your existing list.
4. Shorter expiries, not longer. You want the trade to end before the next leg down, not sit through it.
5. Keep most of your cash in reserve. If you're assigned, you'll want cash and calm. Spending both at once in a spike leaves you with neither.
6. Write the exit before you click. "If XYZ closes below $40, I close or take assignment and sell the shares." Decide now, when you can still think.

If you can't do all six, the honest move is to wait. Spikes pass. The chain will still be there in two weeks, and so will the stock.

What to do with the spike instead

Treat it as a test of positions you already have. Mark every open put to market. Check which ones are near the strike. Decide which you'd take assignment on and which you'd close. That work matters more than any new trade, and it's what the calm month after the spike will thank you for.

Questions