SI-BONE (SIBN) Options Chain
NASDAQ: SIBNHealth CareMedical/Dental InstrumentsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Nov 20, 2026
- Days to expiration
- 40
- Share price
- $19.37
- Put/call ratio (OI)
- 0.05
- Put/call ratio (volume)
- 0.00
- Expected move
- ±$4.33
- Open interest (C / P)
- 20 / 1
SIBN options summary
The SIBN options chain for the November 20, 2026 expiration lists 1 call and 1 put contracts, with 40 days until expiration. Open interest stands at 20 calls and 1 puts, a put/call ratio of 0.05, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $20.00 strike is 67.5%, which implies the market expects a move of about ±$4.33 (22.3%) in SI-BONE stock by expiration.
The most open interest sits at the $20.00 call (20 contracts) and the $17.50 put (1 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
SIBN options chain · November 20, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 17.50 | 0.00 | 2.35 | 1.00 | |||||
| 1.47 | 0.95 | 2.00 | 20.00 | — | — | — | |||||
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 SIBN put/call ratio?
For the November 20, 2026 expiration, the SIBN put/call ratio based on open interest is 0.05 (1 puts vs 20 calls), and 0.00 based on today's volume. A ratio above 1 means more puts than calls.
What is SIBN's implied volatility?
At-the-money implied volatility for SIBN options expiring November 20, 2026 is about 67.5%, an annualized estimate of how much the market expects SI-BONE stock to move.
How many SIBN option expiration dates are there?
SIBN has 4 listed expiration dates, from Oct 16, 2026 to Apr 16, 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.