Immutep (IMMP) Options Chain
NASDAQ: IMMPHealthcareBiotechnologyUSD
At close: Oct 8, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Oct 16, 2026
- Days to expiration
- 7
- Share price
- $3.84
- Put/call ratio (OI)
- 0.05
- Put/call ratio (volume)
- 0.19
- ATM implied volatility
- 1539.8%
- Expected move
- ±$8.19
- Open interest (C / P)
- 1.90K / 99
IMMP options summary
The IMMP options chain for the October 16, 2026 expiration lists 7 call and 7 put contracts, with 7 days until expiration. Open interest stands at 1,903 calls and 99 puts, a put/call ratio of 0.05, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $5.00 strike is 1539.8%, which implies the market expects a move of about ±$8.19 (213.2%) in Immutep stock by expiration.
The most open interest sits at the $1.00 call (1.17K contracts) and the $2.50 put (31 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
IMMP options chain · October 16, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 0.01 | 0.00 | 0.05 | 0.50 | 0.00 | 0.80 | 0.25 | |||||
| 0.01 | 0.00 | 0.05 | 1.00 | 0.25 | 1.25 | 0.80 | |||||
| 0.15 | 0.00 | 0.00 | 1.50 | 0.65 | 1.65 | 1.30 | |||||
| 0.12 | 0.00 | 0.00 | 2.00 | 1.20 | 2.20 | 1.80 | |||||
| 0.05 | 0.00 | 0.00 | 2.50 | 2.15 | 2.60 | 2.21 | |||||
| 0.05 | 0.00 | 1.00 | 5.00 | 4.30 | 5.30 | 4.75 | |||||
| 0.05 | 0.00 | 0.00 | 7.50 | 6.80 | 7.80 | 7.25 | |||||
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 IMMP put/call ratio?
For the October 16, 2026 expiration, the IMMP put/call ratio based on open interest is 0.05 (99 puts vs 1,903 calls), and 0.19 based on today's volume. A ratio above 1 means more puts than calls.
What is IMMP's implied volatility?
At-the-money implied volatility for IMMP options expiring October 16, 2026 is about 1539.8%, an annualized estimate of how much the market expects Immutep stock to move.
How many IMMP option expiration dates are there?
IMMP has 3 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.