Insteel Industries (IIIN) Options Chain
NYSE: IIINIndustrialsSteel/Iron OreUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Nov 20, 2026
- Days to expiration
- 40
- Share price
- $29.50
- Put/call ratio (OI)
- 0.33
- Put/call ratio (volume)
- 0.33
- Expected move
- ±$5.88
- Open interest (C / P)
- 6 / 2
IIIN options summary
The IIIN options chain for the November 20, 2026 expiration lists 3 call and 1 put contracts, with 40 days until expiration. Open interest stands at 6 calls and 2 puts, a put/call ratio of 0.33, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $30.00 strike is 60.2%, which implies the market expects a move of about ±$5.88 (19.9%) in Insteel Industries stock by expiration.
The most open interest sits at the $25.00 call (3 contracts) and the $30.00 put (2 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
IIIN options chain · November 20, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 5.06 | 4.60 | 5.30 | 25.00 | — | — | — | |||||
| 2.10 | 0.00 | 2.25 | 30.00 | 0.20 | 4.90 | 2.30 | |||||
| 0.55 | 0.00 | 4.30 | 35.00 | — | — | — | |||||
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 IIIN put/call ratio?
For the November 20, 2026 expiration, the IIIN put/call ratio based on open interest is 0.33 (2 puts vs 6 calls), and 0.33 based on today's volume. A ratio above 1 means more puts than calls.
What is IIIN's implied volatility?
At-the-money implied volatility for IIIN options expiring November 20, 2026 is about 60.2%, an annualized estimate of how much the market expects Insteel Industries stock to move.
How many IIIN option expiration dates are there?
IIIN has 4 listed expiration dates, from Oct 16, 2026 to Apr 16, 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.