Septerna (SEPN) Options Chain
NASDAQ: SEPNHealth 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
- $38.37
- ATM implied volatility
- 123.1%
- Expected move
- ±$15.64
- Open interest (C / P)
- 0 / 4
SEPN options summary
The SEPN options chain for the November 20, 2026 expiration lists 0 call and 2 put contracts, with 40 days until expiration. At-the-money implied volatility near the $30.00 strike is 123.1%, which implies the market expects a move of about ±$15.64 (40.8%) in Septerna stock by expiration.
Summary generated from market data by MetaCap's automated system. Methodology
SEPN options chain · November 20, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 25.00 | 0.00 | 4.20 | 0.45 | |||||
| — | — | — | 30.00 | 0.00 | 4.70 | 1.15 | |||||
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 SEPN's implied volatility?
At-the-money implied volatility for SEPN options expiring November 20, 2026 is about 123.1%, an annualized estimate of how much the market expects Septerna stock to move.
How many SEPN option expiration dates are there?
SEPN 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.