Alpha & Omega Semiconductor AOSL
$23.61 +$5.13 (+27.76%)
Market closed · Nov 6, 9:50 pm ET · Last extended-hours $23.61 0.00%
Open$21.90
Prev close$18.48
Day range$20.22 – $23.74
Volume1.27M
Market cap$715.50M
P/E (TTM)–
Dividend yield–
Average implied volatility across the listed chain right now: 167%. Implied volatility measures how big a price swing the options market is pricing in — there is no fixed “normal” level, it varies a lot by stock.
Open interest by strike
Nearest listed expiry only. Calls above the line, puts below — clusters mark strikes where the market has built up the most open positions.
Implied volatility by strike
The “volatility smile”: strikes far from the current price often price in richer implied volatility than at-the-money strikes.
Calls
| Expiry | Strike | Last | Bid/Ask | Volume | Open interest | IV |
|---|---|---|---|---|---|---|
| 20 Nov 2026 | $22.50 | $2.05 | $1.75/$2.70 | 12 | 64 | 93% |
| 20 Nov 2026 | $25.00 | $1.00 | $0.90/$1.50 | 802 | 838 | 100% |
| 20 Nov 2026 | $20.00 | $3.70 | $2.45/$4.80 | 1 | 6 | 0% |
| 20 Nov 2026 | $27.50 | $0.41 | $0.00/$0.90 | 0 | 60 | 89% |
| 20 Nov 2026 | $17.50 | $4.80 | $5.00/$7.10 | 1 | 0 | 0% |
| 20 Nov 2026 | $30.00 | $0.30 | $0.25/$0.95 | 18 | 516 | 135% |
| 20 Nov 2026 | $15.00 | $4.40 | $6.60/$9.00 | 0 | 0 | 0% |
| 20 Nov 2026 | $32.50 | $0.33 | $0.10/$1.70 | 0 | 100 | 185% |
| 20 Nov 2026 | $12.50 | $9.81 | $10.00/$11.80 | 2 | 2 | 0% |
| 20 Nov 2026 | $35.00 | $0.30 | $0.00/$1.95 | 0 | 134 | 151% |
| 20 Nov 2026 | $37.50 | $0.27 | $0.00/$1.35 | 0 | 13 | 166% |
| 20 Nov 2026 | $40.00 | $0.24 | $0.00/$2.00 | 0 | 61 | 179% |
| 20 Nov 2026 | $42.50 | $0.22 | $0.00/$1.55 | 0 | 0 | 190% |
Puts
| Expiry | Strike | Last | Bid/Ask | Volume | Open interest | IV |
|---|---|---|---|---|---|---|
| 20 Nov 2026 | $22.50 | $1.55 | $0.75/$1.60 | 1,047 | 1,030 | 99% |
| 20 Nov 2026 | $25.00 | $3.40 | $1.80/$4.00 | 2 | 80 | 120% |
| 20 Nov 2026 | $20.00 | $0.95 | $0.20/$1.00 | 1 | 508 | 118% |
| 20 Nov 2026 | $27.50 | $9.26 | $3.90/$6.30 | 0 | 62 | 147% |
| 20 Nov 2026 | $17.50 | $0.20 | $0.10/$0.75 | 32 | 1,050 | 153% |
| 20 Nov 2026 | $30.00 | $11.73 | $5.80/$8.20 | 0 | 33 | 139% |
| 20 Nov 2026 | $15.00 | $0.70 | $0.00/$1.95 | 0 | 500 | 245% |
| 20 Nov 2026 | $32.50 | $14.19 | $8.70/$10.40 | 0 | 0 | 170% |
| 20 Nov 2026 | $12.50 | $0.15 | $0.00/$0.25 | 0 | 1 | 213% |
| 20 Nov 2026 | $35.00 | $16.66 | $11.20/$13.50 | 0 | 15 | 218% |
| 20 Nov 2026 | $37.50 | $19.14 | $13.50/$16.00 | 0 | 0 | 232% |
| 20 Nov 2026 | $40.00 | $21.62 | $16.10/$18.50 | 0 | 0 | 256% |
| 20 Nov 2026 | $42.50 | $24.10 | $18.50/$21.00 | 0 | 0 | 269% |
Open interest = contracts currently outstanding (not yet closed out). Higher open interest generally means a strike/expiry is more actively traded and easier to get in and out of.
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