Inovio Pharmaceuticals (INO) Options Chain
NASDAQ: INOHealth CareBiotechnology: Pharmaceutical PreparationsUSD
Market open · Delayed 15 min · as of Oct 9, 10:03 AM ET
Expiration date
- Expiration
- Oct 9, 2026
- Days to expiration
- 0
- Share price
- $1.10
- Put/call ratio (OI)
- 0.05
- Put/call ratio (volume)
- 0.60
- ATM implied volatility
- 2518.8%
- Expected move
- ±$1.45
- Open interest (C / P)
- 611 / 29
INO options summary
The INO options chain for the October 9, 2026 expiration lists 3 call and 4 put contracts, expiring today. Open interest stands at 611 calls and 29 puts, a put/call ratio of 0.05, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $1.00 strike is 2518.8%, which implies the market expects a move of about ±$1.45 (131.8%) in Inovio Pharmaceuticals stock by expiration.
The most open interest sits at the $1.50 call (586 contracts) and the $1.00 put (26 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
INO options chain · October 9, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 0.70 | 0.25 | 1.00 | 0.50 | 0.00 | 0.05 | 0.05 | |||||
| 0.23 | 0.00 | 1.75 | 1.00 | 0.00 | 0.05 | 0.03 | |||||
| 0.05 | 0.00 | 0.05 | 1.50 | 0.30 | 0.55 | 0.39 | |||||
| — | — | — | 2.00 | — | — | 0.93 | |||||
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 INO put/call ratio?
For the October 9, 2026 expiration, the INO put/call ratio based on open interest is 0.05 (29 puts vs 611 calls), and 0.60 based on today's volume. A ratio above 1 means more puts than calls.
What is INO's implied volatility?
At-the-money implied volatility for INO options expiring October 9, 2026 is about 2518.8%, an annualized estimate of how much the market expects Inovio Pharmaceuticals stock to move.
How many INO option expiration dates are there?
INO has 13 listed expiration dates, from Oct 9, 2026 to Jan 19, 2029.
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.