ALX Oncology (ALXO) Options Chain
NASDAQ: ALXOHealth 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
- $1.25
- Put/call ratio (OI)
- 0.02
- Put/call ratio (volume)
- 2.21
- Expected move
- ±$0.2379
- Open interest (C / P)
- 1.80K / 38
ALXO options summary
The ALXO options chain for the January 15, 2027 expiration lists 7 call and 7 put contracts, with 96 days until expiration. Open interest stands at 1,799 calls and 38 puts, a put/call ratio of 0.02, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $1.00 strike is 37.1%, which implies the market expects a move of about ±$0.2379 (19.0%) in ALX Oncology stock by expiration.
The most open interest sits at the $1.50 call (563 contracts) and the $2.00 put (17 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
ALXO options chain · January 15, 2027
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 1.25 | 0.90 | 1.85 | 0.50 | 0.00 | 0.00 | 0.05 | |||||
| 0.45 | 0.05 | 0.55 | 1.00 | 0.00 | 0.00 | 0.22 | |||||
| 0.25 | 0.05 | 0.65 | 1.50 | 0.05 | 1.05 | 0.41 | |||||
| 0.25 | 0.05 | 0.45 | 2.00 | 0.45 | 1.45 | 0.50 | |||||
| 0.10 | 0.00 | 0.15 | 3.00 | 1.35 | 2.35 | 1.95 | |||||
| 0.05 | 0.00 | 1.00 | 4.00 | 1.55 | 2.55 | 2.55 | |||||
| 0.17 | 0.00 | 0.10 | 5.00 | 0.00 | 0.00 | 3.37 | |||||
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 ALXO put/call ratio?
For the January 15, 2027 expiration, the ALXO put/call ratio based on open interest is 0.02 (38 puts vs 1,799 calls), and 2.21 based on today's volume. A ratio above 1 means more puts than calls.
What is ALXO's implied volatility?
At-the-money implied volatility for ALXO options expiring January 15, 2027 is about 37.1%, an annualized estimate of how much the market expects ALX Oncology stock to move.
How many ALXO option expiration dates are there?
ALXO has 5 listed expiration dates, from Oct 16, 2026 to May 21, 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.