Northwest Natural (NWN) Options Chain
NYSE: NWNUtilitiesOil/Gas TransmissionUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Oct 16, 2026
- Days to expiration
- 6
- Share price
- $47.73
- Put/call ratio (OI)
- 0.08
- Put/call ratio (volume)
- 3.00
- Expected move
- ±$4.24
- Open interest (C / P)
- 26 / 2
NWN options summary
The NWN options chain for the October 16, 2026 expiration lists 2 call and 1 put contracts, with 6 days until expiration. Open interest stands at 26 calls and 2 puts, a put/call ratio of 0.08, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $50.00 strike is 69.2%, which implies the market expects a move of about ±$4.24 (8.9%) in Northwest Natural stock by expiration.
The most open interest sits at the $50.00 call (25 contracts) and the $50.00 put (2 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
NWN options chain · October 16, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 4.00 | 1.90 | 4.90 | 45.00 | — | — | — | |||||
| 0.13 | 0.00 | 0.50 | 50.00 | 0.80 | 3.70 | 2.20 | |||||
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 NWN put/call ratio?
For the October 16, 2026 expiration, the NWN put/call ratio based on open interest is 0.08 (2 puts vs 26 calls), and 3.00 based on today's volume. A ratio above 1 means more puts than calls.
What is NWN's implied volatility?
At-the-money implied volatility for NWN options expiring October 16, 2026 is about 69.2%, an annualized estimate of how much the market expects Northwest Natural stock to move.
How many NWN option expiration dates are there?
NWN 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.