Omeros (OMER) Options Chain
NASDAQ: OMERHealth CareBiotechnology: Pharmaceutical PreparationsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Jan 19, 2029
- Days to expiration
- 831
- Share price
- $19.83
- Put/call ratio (OI)
- 2.56
- Put/call ratio (volume)
- 1.50
- Expected move
- ±$22.57
- Open interest (C / P)
- 16 / 41
OMER options summary
The OMER options chain for the January 19, 2029 expiration lists 4 call and 3 put contracts, with 831 days until expiration. Open interest stands at 16 calls and 41 puts, a put/call ratio of 2.56, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $20.00 strike is 75.4%, which implies the market expects a move of about ±$22.57 (113.8%) in Omeros stock by expiration.
The most open interest sits at the $20.00 call (11 contracts) and the $15.00 put (20 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
OMER options chain · January 19, 2029
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 18.27 | — | — | 1.00 | — | — | — | |||||
| — | — | — | 15.00 | 1.50 | 6.50 | 4.40 | |||||
| — | — | — | 17.00 | 3.10 | 7.10 | 5.68 | |||||
| 8.00 | 6.00 | 11.00 | 20.00 | — | — | — | |||||
| 4.35 | 3.50 | 8.50 | 30.00 | — | — | — | |||||
| 5.60 | 2.50 | 7.50 | 35.00 | 15.00 | 20.00 | 17.20 | |||||
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 OMER put/call ratio?
For the January 19, 2029 expiration, the OMER put/call ratio based on open interest is 2.56 (41 puts vs 16 calls), and 1.50 based on today's volume. A ratio above 1 means more puts than calls.
What is OMER's implied volatility?
At-the-money implied volatility for OMER options expiring January 19, 2029 is about 75.4%, an annualized estimate of how much the market expects Omeros stock to move.
How many OMER option expiration dates are there?
OMER has 8 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.