Gossamer Bio (GOSS) Options Chain
NASDAQ: GOSSHealth CareBiotechnology: Pharmaceutical PreparationsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Jan 15, 2027
- Days to expiration
- 96
- Share price
- $9.31
- Put/call ratio (OI)
- 0.02
- Put/call ratio (volume)
- 0.29
- Expected move
- ±$0.5968
- Open interest (C / P)
- 25.51K / 415
GOSS options summary
The GOSS options chain for the January 15, 2027 expiration lists 8 call and 8 put contracts, with 96 days until expiration. Open interest stands at 25,514 calls and 415 puts, a put/call ratio of 0.02, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $7.00 strike is 12.5%, which implies the market expects a move of about ±$0.5968 (6.4%) in Gossamer Bio stock by expiration.
The most open interest sits at the $0.50 call (15.91K contracts) and the $0.50 put (316 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
GOSS options chain · January 15, 2027
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 0.04 | 0.00 | 0.00 | 0.50 | 0.00 | 0.00 | 0.32 | |||||
| 0.05 | 0.00 | 0.00 | 1.00 | 0.00 | 0.00 | 0.85 | |||||
| 0.02 | 0.00 | 0.00 | 1.50 | 0.90 | 1.90 | 1.50 | |||||
| 0.20 | 0.00 | 0.15 | 2.00 | 1.45 | 2.00 | 2.00 | |||||
| 0.05 | 0.00 | 0.00 | 3.00 | 2.15 | 3.00 | 3.00 | |||||
| 0.01 | 0.00 | 0.00 | 4.00 | 3.10 | 4.00 | 3.90 | |||||
| 0.05 | 0.00 | 0.05 | 5.00 | 0.00 | 0.00 | 4.85 | |||||
| 0.02 | 0.00 | 0.00 | 7.00 | 0.00 | 0.00 | 6.85 | |||||
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 GOSS put/call ratio?
For the January 15, 2027 expiration, the GOSS put/call ratio based on open interest is 0.02 (415 puts vs 25,514 calls), and 0.29 based on today's volume. A ratio above 1 means more puts than calls.
What is GOSS's implied volatility?
At-the-money implied volatility for GOSS options expiring January 15, 2027 is about 12.5%, an annualized estimate of how much the market expects Gossamer Bio stock to move.
How many GOSS option expiration dates are there?
GOSS has 5 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.