Avalyn Pharma (AVLN) Options Chain
NASDAQ: AVLNHealth CareBiotechnology: Pharmaceutical PreparationsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Nov 20, 2026
- Days to expiration
- 40
- Share price
- $25.76
- Put/call ratio (OI)
- 0.30
- Put/call ratio (volume)
- 0.08
- Expected move
- ±$5.12
- Open interest (C / P)
- 50 / 15
AVLN options summary
The AVLN options chain for the November 20, 2026 expiration lists 1 call and 1 put contracts, with 40 days until expiration. Open interest stands at 50 calls and 15 puts, a put/call ratio of 0.30, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $25.00 strike is 60.0%, which implies the market expects a move of about ±$5.12 (19.9%) in Avalyn Pharma stock by expiration.
The most open interest sits at the $35.00 call (50 contracts) and the $25.00 put (15 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
AVLN options chain · November 20, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 25.00 | 1.55 | 1.80 | 1.30 | |||||
| 0.25 | 0.10 | 0.90 | 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 AVLN put/call ratio?
For the November 20, 2026 expiration, the AVLN put/call ratio based on open interest is 0.30 (15 puts vs 50 calls), and 0.08 based on today's volume. A ratio above 1 means more puts than calls.
What is AVLN's implied volatility?
At-the-money implied volatility for AVLN options expiring November 20, 2026 is about 60.0%, an annualized estimate of how much the market expects Avalyn Pharma stock to move.
How many AVLN option expiration dates are there?
AVLN 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.