Genelux (GNLX) Options Chain
NASDAQ: GNLXHealth CareBiotechnology: Pharmaceutical PreparationsUSD
At close: Oct 8, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Oct 16, 2026
- Days to expiration
- 8
- Share price
- $2.50
- Put/call ratio (OI)
- 2.13
- Put/call ratio (volume)
- 0.10
- ATM implied volatility
- 719.5%
- Expected move
- ±$2.66
- Open interest (C / P)
- 149 / 318
GNLX options summary
The GNLX options chain for the October 16, 2026 expiration lists 3 call and 1 put contracts, with 8 days until expiration. Open interest stands at 149 calls and 318 puts, a put/call ratio of 2.13, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $2.50 strike is 719.5%, which implies the market expects a move of about ±$2.66 (106.5%) in Genelux stock by expiration.
The most open interest sits at the $5.00 call (141 contracts) and the $2.50 put (318 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
GNLX options chain · October 16, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 0.49 | 0.00 | 3.60 | 2.50 | 0.00 | 0.20 | 0.20 | |||||
| 0.02 | 0.00 | 0.20 | 5.00 | — | — | — | |||||
| 0.01 | 0.00 | 0.65 | 7.50 | — | — | — | |||||
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 GNLX put/call ratio?
For the October 16, 2026 expiration, the GNLX put/call ratio based on open interest is 2.13 (318 puts vs 149 calls), and 0.10 based on today's volume. A ratio above 1 means more puts than calls.
What is GNLX's implied volatility?
At-the-money implied volatility for GNLX options expiring October 16, 2026 is about 719.5%, an annualized estimate of how much the market expects Genelux stock to move.
How many GNLX option expiration dates are there?
GNLX 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.