SCYNEXIS (SCYX) Options Chain
NASDAQ: SCYXHealth CareBiotechnology: Pharmaceutical PreparationsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Oct 16, 2026
- Days to expiration
- 7
- Share price
- $4.08
- Put/call ratio (OI)
- 0.16
- Put/call ratio (volume)
- 0.03
- ATM implied volatility
- 129.7%
- Expected move
- ±$0.7327
- Open interest (C / P)
- 659 / 104
SCYX options summary
The SCYX options chain for the October 16, 2026 expiration lists 4 call and 2 put contracts, with 7 days until expiration. Open interest stands at 659 calls and 104 puts, a put/call ratio of 0.16, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $5.00 strike is 129.7%, which implies the market expects a move of about ±$0.7327 (18.0%) in SCYNEXIS stock by expiration.
The most open interest sits at the $7.50 call (451 contracts) and the $2.50 put (90 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
SCYX options chain · October 16, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 2.00 | 0.00 | 4.70 | 2.50 | 0.00 | 0.05 | 0.05 | |||||
| 0.05 | 0.00 | 0.10 | 5.00 | 0.00 | 2.00 | 0.75 | |||||
| 0.05 | 0.00 | 0.05 | 7.50 | — | — | — | |||||
| 0.05 | 0.00 | 1.10 | 10.00 | — | — | — | |||||
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 SCYX put/call ratio?
For the October 16, 2026 expiration, the SCYX put/call ratio based on open interest is 0.16 (104 puts vs 659 calls), and 0.03 based on today's volume. A ratio above 1 means more puts than calls.
What is SCYX's implied volatility?
At-the-money implied volatility for SCYX options expiring October 16, 2026 is about 129.7%, an annualized estimate of how much the market expects SCYNEXIS stock to move.
How many SCYX option expiration dates are there?
SCYX has 4 listed expiration dates, from Oct 16, 2026 to Mar 19, 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.