Zymeworks (ZYME) Options Chain
NASDAQ: ZYMEHealth CareBiotechnology: Pharmaceutical PreparationsUSD
At close: Oct 8, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Oct 16, 2026
- Days to expiration
- 7
- Share price
- $25.26
- Put/call ratio (OI)
- 2.38
- Put/call ratio (volume)
- 0.70
- Expected move
- ±$0.1095
- Open interest (C / P)
- 1.21K / 2.88K
ZYME options summary
The ZYME options chain for the October 16, 2026 expiration lists 8 call and 6 put contracts, with 7 days until expiration. Open interest stands at 1,209 calls and 2,876 puts, a put/call ratio of 2.38, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $25.00 strike is 3.1%, which implies the market expects a move of about ±$0.1095 (0.4%) in Zymeworks stock by expiration.
The most open interest sits at the $35.00 call (922 contracts) and the $25.00 put (2.77K contracts).
Summary generated from market data by MetaCap's automated system. Methodology
ZYME options chain · October 16, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 11.00 | 0.00 | 0.00 | 15.00 | 0.00 | 4.90 | 0.72 | |||||
| 11.02 | 0.00 | 0.00 | 17.50 | — | — | — | |||||
| 5.60 | 0.00 | 0.00 | 20.00 | 0.00 | 0.00 | 2.45 | |||||
| 2.90 | 0.00 | 0.00 | 22.50 | 0.00 | 0.00 | 0.10 | |||||
| 0.92 | 0.00 | 0.00 | 25.00 | 0.00 | 0.00 | 0.55 | |||||
| 0.15 | 0.00 | 0.00 | 30.00 | 0.00 | 0.00 | 4.90 | |||||
| 0.02 | 0.00 | 0.00 | 35.00 | 0.00 | 0.00 | 8.10 | |||||
| 0.40 | 0.00 | 0.00 | 40.00 | — | — | — | |||||
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 ZYME put/call ratio?
For the October 16, 2026 expiration, the ZYME put/call ratio based on open interest is 2.38 (2,876 puts vs 1,209 calls), and 0.70 based on today's volume. A ratio above 1 means more puts than calls.
What is ZYME's implied volatility?
At-the-money implied volatility for ZYME options expiring October 16, 2026 is about 3.1%, an annualized estimate of how much the market expects Zymeworks stock to move.
How many ZYME option expiration dates are there?
ZYME has 5 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.