Shattuck Labs (STTK) Options Chain
NASDAQ: STTKHealth CareBiotechnology: Pharmaceutical PreparationsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Dec 18, 2026
- Days to expiration
- 69
- Share price
- $5.97
- Put/call ratio (OI)
- 5.16
- Put/call ratio (volume)
- 1.89
- Expected move
- ±$0.0202
- Open interest (C / P)
- 681 / 3.52K
STTK options summary
The STTK options chain for the December 18, 2026 expiration lists 5 call and 3 put contracts, with 69 days until expiration. Open interest stands at 681 calls and 3,515 puts, a put/call ratio of 5.16, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $6.00 strike is 0.8%, which implies the market expects a move of about ±$0.0202 (0.3%) in Shattuck Labs stock by expiration.
The most open interest sits at the $5.00 call (576 contracts) and the $5.00 put (3.52K contracts).
Summary generated from market data by MetaCap's automated system. Methodology
STTK options chain · December 18, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 5.05 | 4.50 | 6.10 | 2.50 | — | — | — | |||||
| 2.70 | 0.00 | 4.70 | 4.00 | — | — | — | |||||
| 1.30 | 0.00 | 4.00 | 5.00 | 0.20 | 0.45 | 0.40 | |||||
| 2.40 | 0.00 | 0.00 | 6.00 | — | — | — | |||||
| 0.47 | 0.00 | 3.10 | 7.50 | 0.85 | 2.00 | 1.95 | |||||
| — | — | — | 10.00 | 0.00 | 0.00 | 5.91 | |||||
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 STTK put/call ratio?
For the December 18, 2026 expiration, the STTK put/call ratio based on open interest is 5.16 (3,515 puts vs 681 calls), and 1.89 based on today's volume. A ratio above 1 means more puts than calls.
What is STTK's implied volatility?
At-the-money implied volatility for STTK options expiring December 18, 2026 is about 0.8%, an annualized estimate of how much the market expects Shattuck Labs stock to move.
How many STTK option expiration dates are there?
STTK 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.