SELLAS Life Sciences Group (SLS) Options Chain
NASDAQ: SLSHealth CareBiotechnology: Pharmaceutical PreparationsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Nov 13, 2026
- Days to expiration
- 33
- Share price
- $11.65
- Put/call ratio (OI)
- 1.65
- Put/call ratio (volume)
- 1.21
- Open interest (C / P)
- 26 / 43
SLS options summary
The SLS options chain for the November 13, 2026 expiration lists 10 call and 10 put contracts, with 33 days until expiration. Open interest stands at 26 calls and 43 puts, a put/call ratio of 1.65, which is more bearish, with puts outnumbering calls. The most open interest sits at the $17.00 call (15 contracts) and the $10.00 put (35 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
SLS options chain · November 13, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 5.00 | — | — | 0.17 | |||||
| — | — | — | 8.00 | — | — | 0.60 | |||||
| — | — | — | 8.50 | — | — | 0.67 | |||||
| 3.23 | — | — | 9.00 | — | — | 0.90 | |||||
| 3.01 | — | — | 9.50 | 0.45 | 1.65 | 0.97 | |||||
| — | — | — | 10.00 | 0.10 | 1.40 | 1.05 | |||||
| — | — | — | 10.50 | — | — | 1.50 | |||||
| 1.85 | 1.65 | 2.70 | 11.00 | — | — | 1.85 | |||||
| 1.74 | — | — | 11.50 | — | — | — | |||||
| 1.81 | 1.50 | 2.15 | 12.00 | — | — | 3.10 | |||||
| 1.13 | — | — | 14.00 | — | — | — | |||||
| 0.90 | — | — | 14.50 | — | — | — | |||||
| 0.91 | — | — | 15.00 | — | — | — | |||||
| 0.89 | — | — | 16.00 | — | — | — | |||||
| — | — | — | 16.50 | 4.90 | 6.50 | 6.40 | |||||
| 0.68 | 0.30 | 1.05 | 17.00 | — | — | — | |||||
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 SLS put/call ratio?
For the November 13, 2026 expiration, the SLS put/call ratio based on open interest is 1.65 (43 puts vs 26 calls), and 1.21 based on today's volume. A ratio above 1 means more puts than calls.
How many SLS option expiration dates are there?
SLS has 11 listed expiration dates, from Oct 16, 2026 to Jan 19, 2029.
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.