Octave Specialty Group (OSG) Options Chain
NYSE: OSGFinanceProperty-Casualty InsurersUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Nov 20, 2026
- Days to expiration
- 40
- Share price
- $4.62
- Put/call ratio (OI)
- 6.34
- Put/call ratio (volume)
- 0.54
- Expected move
- ±$1.42
- Open interest (C / P)
- 95 / 602
OSG options summary
The OSG options chain for the November 20, 2026 expiration lists 8 call and 3 put contracts, with 40 days until expiration. Open interest stands at 95 calls and 602 puts, a put/call ratio of 6.34, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $5.00 strike is 93.0%, which implies the market expects a move of about ±$1.42 (30.8%) in Octave Specialty Group stock by expiration.
The most open interest sits at the $5.00 call (90 contracts) and the $4.00 put (600 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
OSG options chain · November 20, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 4.85 | 4.40 | 6.20 | 1.00 | — | — | — | |||||
| 1.57 | 2.30 | 3.40 | 3.00 | — | — | — | |||||
| 0.95 | 0.00 | 0.00 | 4.00 | 0.00 | 0.75 | 0.76 | |||||
| 0.32 | 0.05 | 0.80 | 5.00 | 0.00 | 0.00 | 0.65 | |||||
| 0.25 | 0.00 | 0.00 | 6.00 | — | — | — | |||||
| 0.60 | 0.00 | 0.00 | 7.00 | 1.40 | 3.20 | 1.50 | |||||
| 0.27 | 0.00 | 0.00 | 8.00 | — | — | — | |||||
| 0.10 | 0.00 | 0.75 | 9.00 | — | — | — | |||||
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 OSG put/call ratio?
For the November 20, 2026 expiration, the OSG put/call ratio based on open interest is 6.34 (602 puts vs 95 calls), and 0.54 based on today's volume. A ratio above 1 means more puts than calls.
What is OSG's implied volatility?
At-the-money implied volatility for OSG options expiring November 20, 2026 is about 93.0%, an annualized estimate of how much the market expects Octave Specialty Group stock to move.
How many OSG option expiration dates are there?
OSG has 6 listed expiration dates, from Oct 16, 2026 to Jan 21, 2028.
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.