Innospec (IOSP) Options Chain
NASDAQ: IOSPIndustrialsMajor ChemicalsUSD
At close: Oct 8, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Oct 16, 2026
- Days to expiration
- 7
- Share price
- $97.69
- Put/call ratio (OI)
- 0.00
- Put/call ratio (volume)
- 0.00
- Expected move
- ±$0.4234
- Open interest (C / P)
- 5 / 0
IOSP options summary
The IOSP options chain for the October 16, 2026 expiration lists 5 call and 0 put contracts, with 7 days until expiration. Open interest stands at 5 calls and 0 puts, a put/call ratio of 0.00, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $100.00 strike is 3.1%, which implies the market expects a move of about ±$0.4234 (0.4%) in Innospec stock by expiration.
Summary generated from market data by MetaCap's automated system. Methodology
IOSP options chain · October 16, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 5.10 | 0.00 | 0.00 | 90.00 | — | — | — | |||||
| 2.00 | 0.00 | 0.00 | 95.00 | — | — | — | |||||
| 1.00 | 0.00 | 0.00 | 100.00 | — | — | — | |||||
| 0.10 | 0.00 | 0.00 | 105.00 | — | — | — | |||||
| 0.05 | 0.00 | 0.00 | 115.00 | — | — | — | |||||
In-the-money callsIn-the-money puts. IV = implied volatility, OI = open interest (contracts). Each contract covers 100 shares. Quotes delayed at least 15 minutes.
Frequently asked questions
What is the IOSP put/call ratio?
For the October 16, 2026 expiration, the IOSP put/call ratio based on open interest is 0.00 (0 puts vs 5 calls), and 0.00 based on today's volume. A ratio above 1 means more puts than calls.
What is IOSP's implied volatility?
At-the-money implied volatility for IOSP options expiring October 16, 2026 is about 3.1%, an annualized estimate of how much the market expects Innospec stock to move.
How many IOSP option expiration dates are there?
IOSP has 4 listed expiration dates, from Oct 16, 2026 to Mar 19, 2027.
What does "in the money" mean?
A call is in the money when the strike price is below the current share price; a put is in the money when the strike is above it. In-the-money contracts have intrinsic value and are shaded in the table.