Emergent BioSolutions (EBS) Options Chain
NYSE: EBSHealth CareBiotechnology: Pharmaceutical PreparationsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Oct 16, 2026
- Days to expiration
- 6
- Share price
- $7.06
- Put/call ratio (OI)
- 0.08
- Put/call ratio (volume)
- 0.11
- Expected move
- ±$0.7266
- Open interest (C / P)
- 4.29K / 348
EBS options summary
The EBS options chain for the October 16, 2026 expiration lists 5 call and 4 put contracts, with 6 days until expiration. Open interest stands at 4,291 calls and 348 puts, a put/call ratio of 0.08, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $7.00 strike is 80.3%, which implies the market expects a move of about ±$0.7266 (10.3%) in Emergent BioSolutions stock by expiration.
The most open interest sits at the $8.00 call (2.69K contracts) and the $6.00 put (133 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
EBS options chain · October 16, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 4.00 | 0.00 | 0.75 | 0.09 | |||||
| 1.95 | 1.40 | 2.35 | 5.00 | 0.00 | 0.20 | 0.05 | |||||
| 1.00 | 0.80 | 1.35 | 6.00 | 0.00 | 0.05 | 0.05 | |||||
| 0.30 | 0.25 | 0.50 | 7.00 | 0.15 | 0.35 | 0.30 | |||||
| 0.05 | 0.00 | 0.10 | 8.00 | — | — | — | |||||
| 0.05 | 0.00 | 0.50 | 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 EBS put/call ratio?
For the October 16, 2026 expiration, the EBS put/call ratio based on open interest is 0.08 (348 puts vs 4,291 calls), and 0.11 based on today's volume. A ratio above 1 means more puts than calls.
What is EBS's implied volatility?
At-the-money implied volatility for EBS options expiring October 16, 2026 is about 80.3%, an annualized estimate of how much the market expects Emergent BioSolutions stock to move.
How many EBS option expiration dates are there?
EBS has 5 listed expiration dates, from Oct 16, 2026 to Mar 19, 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.