Amylyx Pharmaceuticals (AMLX) Options Chain
NASDAQ: AMLXHealth CareBiotechnology: Pharmaceutical PreparationsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- May 21, 2027
- Days to expiration
- 223
- Share price
- $28.14
- Put/call ratio (OI)
- 0.20
- Expected move
- ±$13.02
- Open interest (C / P)
- 5 / 1
AMLX options summary
The AMLX options chain for the May 21, 2027 expiration lists 5 call and 1 put contracts, with 223 days until expiration. Open interest stands at 5 calls and 1 puts, a put/call ratio of 0.20, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $29.00 strike is 59.2%, which implies the market expects a move of about ±$13.02 (46.3%) in Amylyx Pharmaceuticals stock by expiration.
The most open interest sits at the $29.00 call (1 contracts) and the $29.00 put (1 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
AMLX options chain · May 21, 2027
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 9.10 | 3.90 | 6.60 | 29.00 | 3.60 | 6.90 | 4.30 | |||||
| 8.60 | 3.40 | 6.80 | 30.00 | — | — | — | |||||
| 7.30 | 2.80 | 5.70 | 32.00 | — | — | — | |||||
| 3.20 | 0.50 | 3.80 | 38.00 | — | — | — | |||||
| 2.00 | 0.40 | 2.70 | 45.00 | — | — | — | |||||
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 May 21, 2027 expiration, the AMLX put/call ratio based on open interest is 0.20 (1 puts vs 5 calls). A ratio above 1 means more puts than calls.
What is AMLX's implied volatility?
At-the-money implied volatility for AMLX options expiring May 21, 2027 is about 59.2%, 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.