Zentalis Pharmaceuticals (ZNTL) Options Chain
NASDAQ: ZNTLHealth CareBiotechnology: Pharmaceutical PreparationsUSD
Market open · Delayed 15 min · as of Oct 9, 12:44 PM ET
Expiration date
- Expiration
- Oct 16, 2026
- Days to expiration
- 7
- Share price
- $2.64
- Put/call ratio (OI)
- 0.02
- Put/call ratio (volume)
- 0.10
- ATM implied volatility
- 186.7%
- Expected move
- ±$0.6814
- Open interest (C / P)
- 2.79K / 42
ZNTL options summary
The ZNTL options chain for the October 16, 2026 expiration lists 4 call and 4 put contracts, with 7 days until expiration. Open interest stands at 2,788 calls and 42 puts, a put/call ratio of 0.02, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $2.50 strike is 186.7%, which implies the market expects a move of about ±$0.6814 (25.9%) in Zentalis Pharmaceuticals stock by expiration.
The most open interest sits at the $5.00 call (2.61K contracts) and the $2.50 put (31 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
ZNTL options chain · October 16, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 2.40 | 0.60 | 4.40 | 0.50 | — | — | — | |||||
| — | — | — | 1.50 | 0.00 | 0.00 | 0.12 | |||||
| 0.40 | 0.00 | 0.85 | 2.50 | 0.00 | 0.30 | 0.10 | |||||
| 0.05 | 0.00 | 0.30 | 5.00 | 0.20 | 4.80 | 1.50 | |||||
| 0.04 | 0.00 | 1.15 | 7.50 | 2.60 | 7.30 | 3.52 | |||||
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 ZNTL put/call ratio?
For the October 16, 2026 expiration, the ZNTL put/call ratio based on open interest is 0.02 (42 puts vs 2,788 calls), and 0.10 based on today's volume. A ratio above 1 means more puts than calls.
What is ZNTL's implied volatility?
At-the-money implied volatility for ZNTL options expiring October 16, 2026 is about 186.7%, an annualized estimate of how much the market expects Zentalis Pharmaceuticals stock to move.
How many ZNTL option expiration dates are there?
ZNTL has 7 listed expiration dates, from Oct 16, 2026 to Dec 17, 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.