KLA Corp KLAC
US equityMarket cap rank #102SemiconductorsArtificial IntelligenceAI glasses concept stocksSolar Power
$138.49 +$8.69 (+6.69%)
Market closed · Nov 6, 8:20 pm ET · Last extended-hours $139.34 +0.61%
Open$140.53
Prev close$129.80
Day range$135.66 – $142.63
Volume15.34M
Market cap$180.45B
P/E (TTM)34.7
Dividend yield0.61%
Average implied volatility across the listed chain right now: 89%. 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 |
|---|---|---|---|---|---|---|
| 13 Nov 2026 | $138.00 | $5.81 | $5.10/$6.80 | 18 | 0 | 85% |
| 13 Nov 2026 | $139.00 | $5.72 | $4.20/$6.40 | 1 | 4 | 82% |
| 13 Nov 2026 | $137.00 | $6.47 | $5.60/$7.30 | 22 | 1 | 85% |
| 13 Nov 2026 | $140.00 | $4.95 | $4.10/$5.70 | 49 | 155 | 83% |
| 13 Nov 2026 | $136.00 | $5.15 | $5.90/$7.90 | 0 | 6 | 83% |
| 13 Nov 2026 | $141.00 | $7.05 | $3.40/$5.30 | 6 | 3 | 81% |
| 13 Nov 2026 | $135.00 | $7.30 | $6.20/$8.50 | 6 | 18 | 81% |
| 13 Nov 2026 | $142.00 | $4.00 | $3.10/$4.80 | 1 | 0 | 81% |
| 13 Nov 2026 | $134.00 | $8.20 | $6.70/$9.20 | 88 | 4 | 81% |
| 13 Nov 2026 | $143.00 | $3.81 | $3.20/$4.30 | 1 | 0 | 84% |
| 13 Nov 2026 | $133.00 | $9.31 | $7.50/$9.70 | 2 | 3 | 82% |
| 13 Nov 2026 | $144.00 | $3.39 | $2.70/$4.20 | 4 | 1 | 84% |
| 13 Nov 2026 | $132.00 | $6.81 | $7.90/$10.60 | 0 | 2 | 82% |
| 13 Nov 2026 | $145.00 | $2.93 | $2.40/$3.50 | 36 | 43 | 81% |
| 13 Nov 2026 | $131.00 | $7.33 | $8.20/$11.20 | 0 | 0 | 77% |
Puts
| Expiry | Strike | Last | Bid/Ask | Volume | Open interest | IV |
|---|---|---|---|---|---|---|
| 13 Nov 2026 | $138.00 | $6.01 | $5.30/$6.80 | 19 | 30 | 95% |
| 13 Nov 2026 | $139.00 | $6.54 | $5.70/$7.50 | 6 | 37 | 95% |
| 13 Nov 2026 | $137.00 | $5.83 | $4.90/$6.20 | 38 | 2 | 95% |
| 13 Nov 2026 | $140.00 | $7.20 | $6.10/$8.40 | 19 | 110 | 97% |
| 13 Nov 2026 | $136.00 | $5.00 | $4.40/$5.70 | 2 | 12 | 94% |
| 13 Nov 2026 | $141.00 | $14.09 | $6.60/$9.00 | 0 | 26 | 96% |
| 13 Nov 2026 | $135.00 | $4.80 | $4.10/$5.20 | 52 | 140 | 95% |
| 13 Nov 2026 | $142.00 | $8.30 | $6.40/$9.60 | 16 | 47 | 91% |
| 13 Nov 2026 | $134.00 | $4.87 | $3.70/$5.00 | 11 | 12 | 97% |
| 13 Nov 2026 | $143.00 | $15.53 | $7.90/$10.00 | 0 | 61 | 96% |
| 13 Nov 2026 | $133.00 | $4.45 | $3.20/$4.80 | 6 | 258 | 98% |
| 13 Nov 2026 | $144.00 | $10.21 | $8.50/$10.80 | 1 | 12 | 96% |
| 13 Nov 2026 | $132.00 | $4.15 | $2.85/$4.00 | 9 | 27 | 94% |
| 13 Nov 2026 | $145.00 | $11.39 | $9.20/$11.60 | 14 | 118 | 98% |
| 13 Nov 2026 | $131.00 | $3.93 | $2.60/$4.00 | 3 | 15 | 98% |
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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