Amylyx Pharmaceuticals (AMLX) Options Chain
NASDAQ: AMLXHealth CareBiotechnology: Pharmaceutical PreparationsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Dec 17, 2027
- Days to expiration
- 432
- Share price
- $28.14
- Put/call ratio (OI)
- 0.78
- Put/call ratio (volume)
- 0.09
- Expected move
- ±$20.71
- Open interest (C / P)
- 2.17K / 1.69K
AMLX options summary
The AMLX options chain for the December 17, 2027 expiration lists 18 call and 7 put contracts, with 432 days until expiration. Open interest stands at 2,167 calls and 1,690 puts, a put/call ratio of 0.78, which is fairly balanced between calls and puts. At-the-money implied volatility near the $27.00 strike is 67.7%, which implies the market expects a move of about ±$20.71 (73.6%) in Amylyx Pharmaceuticals stock by expiration.
The most open interest sits at the $20.00 call (463 contracts) and the $35.00 put (752 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
AMLX options chain · December 17, 2027
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 35.60 | 0.00 | 0.00 | 3.00 | — | — | — | |||||
| 23.19 | 0.00 | 0.00 | 10.00 | — | — | — | |||||
| 7.78 | 5.50 | 10.00 | 13.00 | — | — | — | |||||
| 23.50 | 13.00 | 17.50 | 15.00 | — | — | — | |||||
| 16.00 | 0.00 | 0.00 | 17.00 | 0.00 | 5.00 | 1.90 | |||||
| 17.00 | 9.50 | 14.50 | 20.00 | 0.50 | 5.50 | 3.50 | |||||
| 14.90 | 8.50 | 13.50 | 22.00 | — | — | — | |||||
| 18.80 | 0.00 | 0.00 | 25.00 | 0.00 | 0.00 | 5.00 | |||||
| 8.57 | 6.00 | 11.00 | 27.00 | — | — | — | |||||
| 14.28 | 5.00 | 9.50 | 30.00 | 5.50 | 10.50 | 6.01 | |||||
| 6.20 | 4.00 | 9.00 | 32.00 | — | — | — | |||||
| 6.00 | 3.10 | 8.00 | 35.00 | 8.50 | 13.50 | 9.80 | |||||
| 5.50 | 2.50 | 7.50 | 37.00 | 10.00 | 15.00 | 9.50 | |||||
| 4.45 | 3.90 | 5.60 | 40.00 | — | — | — | |||||
| 8.00 | 1.50 | 6.50 | 42.00 | — | — | — | |||||
| 3.42 | 1.00 | 6.00 | 45.00 | — | — | — | |||||
| 7.20 | 0.00 | 5.00 | 50.00 | 20.50 | 25.50 | 21.50 | |||||
| 7.21 | 0.00 | 5.00 | 55.00 | — | — | — | |||||
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 AMLX put/call ratio?
For the December 17, 2027 expiration, the AMLX put/call ratio based on open interest is 0.78 (1,690 puts vs 2,167 calls), and 0.09 based on today's volume. A ratio above 1 means more puts than calls.
What is AMLX's implied volatility?
At-the-money implied volatility for AMLX options expiring December 17, 2027 is about 67.7%, an annualized estimate of how much the market expects Amylyx Pharmaceuticals stock to move.
How many AMLX option expiration dates are there?
AMLX has 10 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.