Duke Energy DUK
$127.78 −$2.30 (-1.77%)
Market closed · Nov 6, 9:50 pm ET · Last extended-hours $128.55 +0.60%
Open$127.21
Prev close$130.08
Day range$126.72 – $129.02
Volume5.78M
Market cap$99.63B
P/E (TTM)18.7
Dividend yield3.35%
Average implied volatility across the listed chain right now: 54%. 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 | $130.00 | $0.94 | $0.60/$1.05 | 115 | 2,883 | 17% |
| 20 Nov 2026 | $125.00 | $3.53 | $3.20/$3.70 | 39 | 3,120 | 17% |
| 20 Nov 2026 | $135.00 | $0.15 | $0.10/$0.20 | 35 | 1,264 | 20% |
| 20 Nov 2026 | $120.00 | $8.50 | $7.60/$8.80 | 35 | 2,109 | 26% |
| 20 Nov 2026 | $140.00 | $0.13 | $0.00/$0.15 | 0 | 83 | 29% |
| 20 Nov 2026 | $115.00 | $15.42 | $12.50/$14.30 | 0 | 460 | 45% |
| 20 Nov 2026 | $145.00 | $0.05 | $0.00/$2.15 | 0 | 1 | 32% |
| 20 Nov 2026 | $110.00 | $20.41 | $16.80/$19.30 | 0 | 23 | 44% |
| 20 Nov 2026 | $150.00 | $0.02 | $0.00/$2.15 | 0 | 0 | 34% |
| 20 Nov 2026 | $105.00 | $25.40 | $22.70/$24.30 | 0 | 59 | 76% |
| 20 Nov 2026 | $155.00 | $0.01 | $0.00/$2.15 | 0 | 0 | 37% |
| 20 Nov 2026 | $100.00 | $30.40 | $26.80/$29.30 | 0 | 1 | 68% |
| 20 Nov 2026 | $160.00 | $0.00 | $0.00/$2.15 | 0 | 0 | 39% |
| 20 Nov 2026 | $95.00 | $35.39 | $31.60/$34.50 | 0 | 0 | 80% |
| 20 Nov 2026 | $165.00 | $0.00 | $0.00/$2.15 | 0 | 0 | 41% |
Puts
| Expiry | Strike | Last | Bid/Ask | Volume | Open interest | IV |
|---|---|---|---|---|---|---|
| 20 Nov 2026 | $130.00 | $3.60 | $3.20/$4.00 | 2 | 44 | 26% |
| 20 Nov 2026 | $125.00 | $0.95 | $0.80/$1.35 | 161 | 550 | 24% |
| 20 Nov 2026 | $135.00 | $5.87 | $6.80/$9.10 | 0 | 4 | 34% |
| 20 Nov 2026 | $120.00 | $0.27 | $0.15/$0.45 | 2 | 890 | 27% |
| 20 Nov 2026 | $140.00 | $10.70 | $11.70/$14.20 | 0 | 0 | 47% |
| 20 Nov 2026 | $115.00 | $0.15 | $0.10/$0.20 | 9 | 581 | 35% |
| 20 Nov 2026 | $145.00 | $15.65 | $16.50/$19.40 | 0 | 0 | 59% |
| 20 Nov 2026 | $110.00 | $0.05 | $0.00/$0.15 | 1 | 688 | 39% |
| 20 Nov 2026 | $150.00 | $20.64 | $21.50/$24.40 | 0 | 2 | 69% |
| 20 Nov 2026 | $105.00 | $0.07 | $0.00/$0.10 | 1 | 290 | 51% |
| 20 Nov 2026 | $155.00 | $25.63 | $26.50/$29.60 | 0 | 0 | 82% |
| 20 Nov 2026 | $100.00 | $0.01 | $0.00/$0.15 | 0 | 94 | 46% |
| 20 Nov 2026 | $160.00 | $30.63 | $31.50/$34.30 | 0 | 0 | 87% |
| 20 Nov 2026 | $95.00 | $0.00 | $0.00/$2.15 | 0 | 16 | 51% |
| 20 Nov 2026 | $165.00 | $35.62 | $36.00/$39.40 | 0 | 0 | 90% |
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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