Alpha and Omega Semiconductor (AOSL) Options Chain
NASDAQ: AOSLTechnologySemiconductorsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Nov 20, 2026
- Days to expiration
- 40
- Share price
- $27.87
- Put/call ratio (OI)
- 0.49
- Put/call ratio (volume)
- 0.33
- Expected move
- ±$7.71
- Open interest (C / P)
- 708 / 346
AOSL options summary
The AOSL options chain for the November 20, 2026 expiration lists 7 call and 7 put contracts, with 40 days until expiration. Open interest stands at 708 calls and 346 puts, a put/call ratio of 0.49, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $27.50 strike is 83.6%, which implies the market expects a move of about ±$7.71 (27.7%) in Alpha and Omega Semiconductor stock by expiration.
The most open interest sits at the $30.00 call (456 contracts) and the $20.00 put (89 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
AOSL options chain · November 20, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 17.50 | 0.00 | 0.60 | 0.35 | |||||
| — | — | — | 20.00 | 0.00 | 0.75 | 0.38 | |||||
| — | — | — | 22.50 | 0.20 | 1.45 | 0.80 | |||||
| 4.60 | 3.50 | 5.70 | 25.00 | 1.30 | 2.00 | 1.45 | |||||
| 3.93 | 2.35 | 4.10 | 27.50 | 1.85 | 3.90 | 2.40 | |||||
| 2.45 | 2.15 | 3.00 | 30.00 | 3.60 | 5.00 | 4.00 | |||||
| 1.45 | 1.30 | 1.70 | 32.50 | — | — | — | |||||
| 0.94 | 0.60 | 1.45 | 35.00 | 7.10 | 9.20 | 7.65 | |||||
| 1.60 | 0.20 | 1.20 | 37.50 | — | — | — | |||||
| 0.90 | 0.00 | 1.20 | 40.00 | — | — | — | |||||
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 AOSL put/call ratio?
For the November 20, 2026 expiration, the AOSL put/call ratio based on open interest is 0.49 (346 puts vs 708 calls), and 0.33 based on today's volume. A ratio above 1 means more puts than calls.
What is AOSL's implied volatility?
At-the-money implied volatility for AOSL options expiring November 20, 2026 is about 83.6%, an annualized estimate of how much the market expects Alpha and Omega Semiconductor stock to move.
How many AOSL option expiration dates are there?
AOSL has 6 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.