W.W. Grainger GWW
$1,440.70 −$10.69 (-0.74%)
Market closed · Nov 6, 8:10 pm ET · Last extended-hours $1,440.00 -0.05%
Open$1,441.79
Prev close$1,451.39
Day range$1,428.76 – $1,451.54
Volume219.1K
Market cap$67.45B
P/E (TTM)31.7
Dividend yield0.66%
Average implied volatility across the listed chain right now: 27%. 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 | $1,440.00 | $29.50 | $26.40/$31.10 | 8 | 99 | 26% |
| 20 Nov 2026 | $1,450.00 | $22.80 | $20.20/$27.60 | 1 | 0 | 26% |
| 20 Nov 2026 | $1,430.00 | $45.30 | $31.10/$38.10 | 0 | 0 | 26% |
| 20 Nov 2026 | $1,460.00 | $28.39 | $15.70/$23.30 | 0 | 4 | 26% |
| 20 Nov 2026 | $1,420.00 | $52.40 | $36.00/$45.10 | 0 | 59 | 26% |
| 20 Nov 2026 | $1,470.00 | $23.55 | $12.00/$19.60 | 0 | 0 | 26% |
| 20 Nov 2026 | $1,410.00 | $59.55 | $44.20/$50.70 | 0 | 76 | 27% |
| 20 Nov 2026 | $1,480.00 | $12.60 | $8.00/$16.40 | 3 | 0 | 25% |
| 20 Nov 2026 | $1,400.00 | $54.00 | $52.00/$57.80 | 1 | 8 | 27% |
| 20 Nov 2026 | $1,490.00 | $15.20 | $6.00/$13.80 | 0 | 61 | 25% |
| 20 Nov 2026 | $1,390.00 | $74.68 | $59.00/$65.40 | 0 | 79 | 27% |
| 20 Nov 2026 | $1,500.00 | $7.20 | $4.00/$11.70 | 1 | 68 | 25% |
| 20 Nov 2026 | $1,380.00 | $82.66 | $66.00/$74.60 | 0 | 67 | 28% |
| 20 Nov 2026 | $1,510.00 | $6.00 | $2.00/$10.00 | 1 | 0 | 25% |
| 20 Nov 2026 | $1,370.00 | $91.04 | $75.00/$82.90 | 0 | 28 | 28% |
Puts
| Expiry | Strike | Last | Bid/Ask | Volume | Open interest | IV |
|---|---|---|---|---|---|---|
| 20 Nov 2026 | $1,440.00 | $27.10 | $25.10/$29.80 | 5 | 3 | 27% |
| 20 Nov 2026 | $1,450.00 | $32.90 | $30.00/$34.90 | 3 | 2 | 27% |
| 20 Nov 2026 | $1,430.00 | $21.53 | $19.00/$26.20 | 0 | 0 | 27% |
| 20 Nov 2026 | $1,460.00 | $34.79 | $35.70/$40.60 | 0 | 1 | 27% |
| 20 Nov 2026 | $1,420.00 | $18.60 | $15.00/$23.10 | 0 | 83 | 28% |
| 20 Nov 2026 | $1,470.00 | $40.04 | $41.00/$47.30 | 0 | 0 | 27% |
| 20 Nov 2026 | $1,410.00 | $15.74 | $12.00/$18.70 | 0 | 1 | 27% |
| 20 Nov 2026 | $1,480.00 | $45.82 | $48.00/$54.00 | 0 | 3 | 27% |
| 20 Nov 2026 | $1,400.00 | $12.88 | $9.00/$15.90 | 0 | 6 | 28% |
| 20 Nov 2026 | $1,490.00 | $51.96 | $55.00/$61.00 | 0 | 4 | 26% |
| 20 Nov 2026 | $1,390.00 | $10.84 | $7.00/$13.80 | 0 | 31 | 28% |
| 20 Nov 2026 | $1,500.00 | $58.18 | $64.00/$69.40 | 0 | 26 | 27% |
| 20 Nov 2026 | $1,380.00 | $8.81 | $4.00/$12.40 | 0 | 14 | 29% |
| 20 Nov 2026 | $1,510.00 | $65.89 | $72.00/$78.60 | 0 | 0 | 28% |
| 20 Nov 2026 | $1,370.00 | $7.19 | $3.00/$10.80 | 0 | 1 | 29% |
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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