W.W. Grainger (GWW) Options Chain

NYSE: GWWIndustrialsOffice Equipment/Supplies/ServicesUSD

1,289.79+21.12 (+1.66%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Expiration date

Expiration: Dec 18, 2026
Days to expiration: 68
Share price: $1,289.79
Put/call ratio (OI): 0.32
Put/call ratio (volume): 0.41
ATM implied volatility: 27.6%
Expected move: ±$153.40
Open interest (C / P): 3.13K / 995

GWW options summary

The GWW options chain for the December 18, 2026 expiration lists 53 call and 46 put contracts, with 68 days until expiration. Open interest stands at 3,132 calls and 995 puts, a put/call ratio of 0.32, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $1,280.00 strike is 27.6%, which implies the market expects a move of about ±$153.40 (11.9%) in W.W. Grainger stock by expiration.

The most open interest sits at the $1,160.00 call (753 contracts) and the $960.00 put (184 contracts).

Summary generated from market data by MetaCap's automated system. Methodology

GWW options chain · December 18, 2026

GWW calls and puts by strike price. Shaded cells are in the money.
Calls							Puts
OI	Vol	IV	Last	Bid	Ask	Strike	Bid	Ask	Last	IV	Vol	OI
0	1	—	671.80	0.00	0.00	580.00	0.00	5.50	0.50	91.2%	1	5
—	—	—	—	—	—	620.00	0.00	0.00	0.20	25.0%	1	0
0	1	—	624.00	0.00	0.00	640.00	0.00	4.80	4.55	79.3%	1	76
0	—	—	408.70	0.00	0.00	660.00	0.00	0.00	0.86	25.0%	3	0
1	1	—	313.38	285.00	294.00	700.00	0.00	4.90	2.71	70.3%	1	24
1	—	128.4%	659.50	605.00	615.00	720.00	0.00	0.00	9.45	25.0%	1	0
0	—	—	559.90	0.00	0.00	740.00	0.00	4.90	2.95	64.6%	1	23
0	—	—	540.70	0.00	0.00	760.00	0.00	6.00	1.65	63.9%	1	7
—	—	—	—	—	—	780.00	0.00	5.40	1.85	60.1%	1	3
0	1	—	502.40	0.00	0.00	800.00	0.00	0.00	1.71	25.0%	28	0
27	1	59.3%	365.60	464.10	474.00	820.00	0.00	6.40	2.45	56.5%	1	21
—	—	—	—	—	—	840.00	0.00	4.60	3.30	50.9%	—	1
—	—	—	—	—	—	860.00	0.00	4.90	1.40	55.6%	1	1
0	2	—	426.80	0.00	0.00	880.00	0.00	4.90	1.45	52.9%	20	24
2	1	92.7%	465.90	428.80	438.00	900.00	63.00	72.00	53.20	111.0%	—	1
—	—	—	—	—	—	920.00	30.40	39.00	70.58	81.4%	27	27
—	—	—	—	—	—	940.00	0.00	0.00	7.90	12.5%	1	0
5	1	51.9%	310.90	332.20	341.00	960.00	0.55	4.60	5.42	42.1%	10	184
0	1	—	335.40	0.00	0.00	980.00	0.85	5.30	2.50	41.0%	2	11
9	2	86.5%	295.25	348.40	357.00	1,000.00	0.05	10.00	2.90	44.9%	1	24
20	8	109.1%	328.36	372.00	381.60	1,020.00	0.05	10.00	5.85	42.2%	1	10
14	10	70.6%	330.66	296.20	304.00	1,040.00	4.50	10.00	9.10	39.5%	1	15
23	1	66.8%	330.00	275.00	285.00	1,060.00	0.00	0.00	10.67	6.3%	1	0
163	1	65.3%	344.50	259.60	268.00	1,080.00	3.60	9.40	10.80	33.6%	1	71
0	1	—	223.00	0.00	0.00	1,100.00	4.80	11.00	13.60	32.6%	1	52
157	18	91.2%	249.60	281.00	291.00	1,120.00	6.20	13.00	13.89	31.6%	1	59
726	61	58.3%	294.70	207.00	216.00	1,140.00	6.90	16.00	15.97	31.1%	1	36
753	2	55.9%	234.60	190.00	199.00	1,160.00	15.60	24.00	30.50	33.4%	1	21
72	1	52.3%	244.00	170.10	180.00	1,180.00	14.40	22.00	29.34	29.0%	1	50
39	1	50.7%	228.00	155.00	165.00	1,200.00	19.60	27.00	34.80	28.6%	20	43
4	1	47.6%	63.10	133.40	142.00	1,220.00	23.00	32.00	41.90	27.9%	3	37
0	48	—	137.60	0.00	0.00	1,240.00	29.20	38.00	41.60	27.2%	1	26
122	4	29.9%	75.58	73.00	82.00	1,260.00	37.40	45.00	56.70	26.6%	1	19
42	4	29.2%	65.90	61.00	70.00	1,280.00	44.40	53.00	62.10	25.9%	1	54
GWW $1,289.79
172	10	28.5%	40.60	50.10	59.00	1,300.00	53.60	62.00	75.20	25.3%	1	15
36	3	27.8%	31.51	41.60	49.00	1,320.00	64.10	72.00	66.70	24.6%	1	3
144	7	27.1%	36.00	33.20	40.00	1,340.00	76.00	84.00	80.30	24.3%	1	9
22	4	26.9%	27.50	26.90	33.00	1,360.00	89.40	97.00	109.30	23.9%	1	15
37	1	26.8%	30.90	21.10	27.00	1,380.00	92.30	101.90	96.39	18.3%	2	20
183	32	26.7%	27.70	16.10	22.00	1,400.00	102.50	111.00	101.10	10.3%	1	5
61	1	27.3%	22.00	11.40	19.00	1,420.00	—	—	—	—	—	—
18	3	27.7%	9.53	8.10	16.00	1,440.00	—	—	—	—	—	—
38	21	27.7%	13.00	5.50	13.00	1,460.00	136.80	145.00	173.10	—	2	2
52	20	38.1%	24.80	16.90	26.00	1,480.00	149.40	159.00	155.10	—	—	1
10	8	29.0%	6.48	1.50	9.90	1,500.00	0.00	0.00	221.30	—	—	0
38	42	30.8%	4.91	0.10	10.00	1,520.00	—	—	—	—	—	—
0	1	6.3%	16.50	0.00	0.00	1,540.00	—	—	—	—	—	—
12	1	34.2%	9.10	0.05	10.00	1,560.00	—	—	—	—	—	—
0	—	6.3%	1.57	0.00	0.00	1,580.00	—	—	—	—	—	—
24	20	44.6%	5.10	9.10	18.60	1,600.00	—	—	—	—	—	—
1	—	32.9%	3.63	0.00	4.90	1,620.00	—	—	—	—	—	—
40	4	34.3%	4.30	0.00	4.90	1,640.00	—	—	—	—	—	—
52	1	35.6%	0.66	0.00	4.90	1,660.00	—	—	—	—	—	—
11	1	48.9%	5.10	6.40	16.00	1,680.00	—	—	—	—	—	—
0	1	12.5%	4.10	0.00	0.00	1,700.00	—	—	—	—	—	—
0	1	12.5%	3.30	0.00	0.00	1,720.00	—	—	—	—	—	—
0	4	12.5%	3.97	0.00	0.00	1,740.00	—	—	—	—	—	—
0	4	12.5%	3.77	0.00	0.00	1,760.00	434.00	442.80	394.20	—	1	0
—	—	—	—	—	—	1,780.00	454.00	462.80	406.40	—	—	0
—	—	—	—	—	—	1,860.00	565.50	574.40	620.10	46.3%	1	0
1	—	49.7%	0.30	0.00	4.90	1,900.00	—	—	—	—	—	—

In-the-money callsIn-the-money puts. IV = implied volatility, OI = open interest (contracts). Each contract covers 100 shares. Quotes delayed at least 15 minutes.

Frequently asked questions

What is the GWW put/call ratio?

For the December 18, 2026 expiration, the GWW put/call ratio based on open interest is 0.32 (995 puts vs 3,132 calls), and 0.41 based on today's volume. A ratio above 1 means more puts than calls.

What is GWW's implied volatility?

At-the-money implied volatility for GWW options expiring December 18, 2026 is about 27.6%, an annualized estimate of how much the market expects W.W. Grainger stock to move.

How many GWW option expiration dates are there?

GWW has 13 listed expiration dates, from Oct 16, 2026 to Dec 17, 2027.

What does "in the money" mean?

A call is in the money when the strike price is below the current share price; a put is in the money when the strike is above it. In-the-money contracts have intrinsic value and are shaded in the table.