Griffon (GFF) Options Chain
NYSE: GFFIndustrialsBuilding ProductsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Nov 20, 2026
- Days to expiration
- 40
- Share price
- $90.59
- Put/call ratio (OI)
- 3.00
- Put/call ratio (volume)
- 0.00
- Expected move
- ±$14.90
- Open interest (C / P)
- 4 / 12
GFF options summary
The GFF options chain for the November 20, 2026 expiration lists 3 call and 3 put contracts, with 40 days until expiration. Open interest stands at 4 calls and 12 puts, a put/call ratio of 3.00, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $90.00 strike is 49.7%, which implies the market expects a move of about ±$14.90 (16.4%) in Griffon stock by expiration.
The most open interest sits at the $95.00 call (2 contracts) and the $90.00 put (10 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
GFF options chain · November 20, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 85.00 | 0.25 | 4.90 | 1.60 | |||||
| — | — | — | 90.00 | 1.60 | 5.70 | 2.36 | |||||
| 3.64 | 2.20 | 5.00 | 95.00 | 4.00 | 8.20 | 5.60 | |||||
| 2.85 | 0.00 | 4.90 | 100.00 | — | — | — | |||||
| 2.10 | 0.00 | 4.90 | 105.00 | — | — | — | |||||
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 GFF put/call ratio?
For the November 20, 2026 expiration, the GFF put/call ratio based on open interest is 3.00 (12 puts vs 4 calls), and 0.00 based on today's volume. A ratio above 1 means more puts than calls.
What is GFF's implied volatility?
At-the-money implied volatility for GFF options expiring November 20, 2026 is about 49.7%, an annualized estimate of how much the market expects Griffon stock to move.
How many GFF option expiration dates are there?
GFF has 5 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.