WD-40 (WDFC) Options Chain
NASDAQ: WDFCIndustrialsMajor ChemicalsUSD
At close: Oct 8, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Oct 16, 2026
- Days to expiration
- 7
- Share price
- $203.90
- Put/call ratio (OI)
- 0.27
- Put/call ratio (volume)
- 0.77
- Expected move
- ±$0.8838
- Open interest (C / P)
- 295 / 81
WDFC options summary
The WDFC options chain for the October 16, 2026 expiration lists 6 call and 9 put contracts, with 7 days until expiration. Open interest stands at 295 calls and 81 puts, a put/call ratio of 0.27, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $200.00 strike is 3.1%, which implies the market expects a move of about ±$0.8838 (0.4%) in WD-40 stock by expiration.
The most open interest sits at the $220.00 call (234 contracts) and the $195.00 put (25 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
WDFC options chain · October 16, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 145.00 | 0.00 | 0.00 | 0.11 | |||||
| — | — | — | 175.00 | 0.00 | 0.00 | 0.35 | |||||
| — | — | — | 180.00 | 0.00 | 0.00 | 2.03 | |||||
| — | — | — | 185.00 | 0.00 | 0.00 | 0.17 | |||||
| 11.50 | 0.00 | 0.00 | 190.00 | 0.00 | 0.00 | 0.80 | |||||
| 9.00 | 0.00 | 0.00 | 195.00 | 0.00 | 0.00 | 0.76 | |||||
| 6.40 | 0.00 | 0.00 | 200.00 | 0.00 | 0.00 | 8.95 | |||||
| 1.10 | 0.00 | 0.00 | 210.00 | — | — | — | |||||
| 0.15 | 0.00 | 0.00 | 220.00 | 0.00 | 0.00 | 16.80 | |||||
| 0.10 | 0.00 | 0.00 | 230.00 | — | — | — | |||||
| — | — | — | 240.00 | 0.00 | 0.00 | 32.70 | |||||
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 WDFC put/call ratio?
For the October 16, 2026 expiration, the WDFC put/call ratio based on open interest is 0.27 (81 puts vs 295 calls), and 0.77 based on today's volume. A ratio above 1 means more puts than calls.
What is WDFC's implied volatility?
At-the-money implied volatility for WDFC options expiring October 16, 2026 is about 3.1%, an annualized estimate of how much the market expects WD-40 stock to move.
How many WDFC option expiration dates are there?
WDFC has 4 listed expiration dates, from Oct 16, 2026 to May 21, 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.