Immuneering (IMRX) Options Chain
NASDAQ: IMRXHealth 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
- $3.94
- Put/call ratio (OI)
- 0.77
- Put/call ratio (volume)
- 6.85
- ATM implied volatility
- 110.7%
- Expected move
- ±$1.44
- Open interest (C / P)
- 504 / 390
IMRX options summary
The IMRX options chain for the November 20, 2026 expiration lists 4 call and 4 put contracts, with 40 days until expiration. Open interest stands at 504 calls and 390 puts, a put/call ratio of 0.77, which is fairly balanced between calls and puts. At-the-money implied volatility near the $5.00 strike is 110.7%, which implies the market expects a move of about ±$1.44 (36.7%) in Immuneering stock by expiration.
The most open interest sits at the $5.00 call (282 contracts) and the $2.50 put (206 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
IMRX options chain · November 20, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 1.80 | 0.30 | 3.80 | 2.50 | 0.00 | 0.10 | 0.05 | |||||
| 0.15 | 0.00 | 0.25 | 5.00 | 0.90 | 2.00 | 1.40 | |||||
| 0.05 | 0.00 | 0.95 | 7.50 | 3.10 | 4.30 | 4.10 | |||||
| 0.10 | 0.00 | 4.90 | 10.00 | 4.00 | 8.50 | 5.50 | |||||
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 IMRX put/call ratio?
For the November 20, 2026 expiration, the IMRX put/call ratio based on open interest is 0.77 (390 puts vs 504 calls), and 6.85 based on today's volume. A ratio above 1 means more puts than calls.
What is IMRX's implied volatility?
At-the-money implied volatility for IMRX options expiring November 20, 2026 is about 110.7%, an annualized estimate of how much the market expects Immuneering stock to move.
How many IMRX option expiration dates are there?
IMRX has 5 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.