Illinois Tool Works ITW
$280.95 −$4.46 (-1.56%)
Market closed · Nov 6, 8:10 pm ET · Last extended-hours $280.95 0.00%
Open$281.24
Prev close$285.41
Day range$280.00 – $284.19
Volume1.92M
Market cap$79.85B
P/E (TTM)25.1
Dividend yield2.33%
Average implied volatility across the listed chain right now: 50%. 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 | $280.00 | $6.90 | $5.40/$8.20 | 10 | 2,352 | 30% |
| 20 Nov 2026 | $290.00 | $2.40 | $1.80/$3.00 | 30 | 741 | 27% |
| 20 Nov 2026 | $270.00 | $17.70 | $11.90/$15.40 | 0 | 436 | 32% |
| 20 Nov 2026 | $300.00 | $0.60 | $0.40/$0.85 | 4 | 424 | 27% |
| 20 Nov 2026 | $260.00 | $27.11 | $20.50/$23.50 | 0 | 24 | 32% |
| 20 Nov 2026 | $310.00 | $0.33 | $0.00/$1.70 | 0 | 278 | 31% |
| 20 Nov 2026 | $250.00 | $36.96 | $30.30/$33.70 | 0 | 16 | 44% |
| 20 Nov 2026 | $320.00 | $0.06 | $0.00/$1.55 | 0 | 136 | 30% |
| 20 Nov 2026 | $240.00 | $46.81 | $40.00/$42.90 | 0 | 37 | 42% |
| 20 Nov 2026 | $330.00 | $0.01 | $0.00/$1.15 | 0 | 91 | 30% |
| 20 Nov 2026 | $230.00 | $56.74 | $50.00/$53.60 | 0 | 4 | 64% |
| 20 Nov 2026 | $340.00 | $0.00 | $0.00/$2.15 | 0 | 26 | 29% |
| 20 Nov 2026 | $220.00 | $66.68 | $60.00/$62.80 | 0 | 5 | 61% |
| 20 Nov 2026 | $350.00 | $0.00 | $0.00/$1.95 | 0 | 2 | 29% |
| 20 Nov 2026 | $210.00 | $76.61 | $69.60/$73.40 | 0 | 0 | 77% |
Puts
| Expiry | Strike | Last | Bid/Ask | Volume | Open interest | IV |
|---|---|---|---|---|---|---|
| 20 Nov 2026 | $280.00 | $4.40 | $4.20/$6.10 | 149 | 104 | 28% |
| 20 Nov 2026 | $290.00 | $10.00 | $8.80/$12.60 | 1 | 78 | 25% |
| 20 Nov 2026 | $270.00 | $1.63 | $1.75/$3.40 | 18 | 181 | 34% |
| 20 Nov 2026 | $300.00 | $15.19 | $17.30/$20.80 | 0 | 0 | 0% |
| 20 Nov 2026 | $260.00 | $0.40 | $0.05/$1.80 | 6 | 96 | 35% |
| 20 Nov 2026 | $310.00 | $24.59 | $27.20/$30.30 | 0 | 0 | 0% |
| 20 Nov 2026 | $250.00 | $0.57 | $0.00/$0.45 | 0 | 102 | 42% |
| 20 Nov 2026 | $320.00 | $34.59 | $37.00/$40.80 | 0 | 0 | 0% |
| 20 Nov 2026 | $240.00 | $0.43 | $0.05/$0.40 | 0 | 93 | 45% |
| 20 Nov 2026 | $330.00 | $44.59 | $47.00/$50.40 | 0 | 0 | 0% |
| 20 Nov 2026 | $230.00 | $0.38 | $0.00/$1.90 | 0 | 63 | 60% |
| 20 Nov 2026 | $340.00 | $54.59 | $57.00/$60.50 | 0 | 0 | 0% |
| 20 Nov 2026 | $220.00 | $0.33 | $0.00/$1.15 | 0 | 11 | 69% |
| 20 Nov 2026 | $350.00 | $64.59 | $67.00/$70.80 | 0 | 0 | 0% |
| 20 Nov 2026 | $210.00 | $0.27 | $0.00/$1.35 | 0 | 14 | 78% |
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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