Immunome (IMNM) Options Chain
NASDAQ: IMNMHealth 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
- $19.55
- Put/call ratio (OI)
- 4.37
- Put/call ratio (volume)
- 14.46
- ATM implied volatility
- 105.3%
- Expected move
- ±$6.81
- Open interest (C / P)
- 41 / 179
IMNM options summary
The IMNM options chain for the November 20, 2026 expiration lists 11 call and 7 put contracts, with 40 days until expiration. Open interest stands at 41 calls and 179 puts, a put/call ratio of 4.37, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $20.00 strike is 105.3%, which implies the market expects a move of about ±$6.81 (34.8%) in Immunome stock by expiration.
The most open interest sits at the $23.00 call (6 contracts) and the $20.00 put (65 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
IMNM options chain · November 20, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 15.00 | 0.00 | 4.90 | 0.10 | |||||
| 3.82 | 0.50 | 4.90 | 19.00 | 0.00 | 3.00 | 1.90 | |||||
| — | — | — | 20.00 | 0.10 | 3.00 | 2.10 | |||||
| — | — | — | 21.00 | 0.90 | 4.90 | 3.00 | |||||
| — | — | — | 22.00 | 1.50 | 5.50 | 2.27 | |||||
| 1.85 | 0.00 | 4.90 | 23.00 | 2.05 | 5.30 | 1.75 | |||||
| 1.55 | 0.00 | 4.90 | 24.00 | 3.20 | 7.00 | 2.00 | |||||
| 1.58 | 0.00 | 4.90 | 25.00 | — | — | — | |||||
| 1.10 | 0.00 | 4.90 | 26.00 | — | — | — | |||||
| 1.75 | 0.00 | 4.90 | 27.00 | — | — | — | |||||
| 2.05 | 0.00 | 4.90 | 28.00 | — | — | — | |||||
| 1.30 | 0.00 | 4.90 | 29.00 | — | — | — | |||||
| 0.45 | 0.00 | 4.90 | 30.00 | — | — | — | |||||
| 1.00 | 0.00 | 4.90 | 31.00 | — | — | — | |||||
| 0.80 | 0.00 | 4.90 | 32.00 | — | — | — | |||||
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 IMNM put/call ratio?
For the November 20, 2026 expiration, the IMNM put/call ratio based on open interest is 4.37 (179 puts vs 41 calls), and 14.46 based on today's volume. A ratio above 1 means more puts than calls.
What is IMNM's implied volatility?
At-the-money implied volatility for IMNM options expiring November 20, 2026 is about 105.3%, an annualized estimate of how much the market expects Immunome stock to move.
How many IMNM option expiration dates are there?
IMNM has 6 listed expiration dates, from Oct 16, 2026 to Jan 21, 2028.
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.