SNA · Snap-on Inc

Track SNA — free Ask ALVIS about SNA

$414.94 -4.37 (-1.04%)

Market Cap

$21.69B

51.73M

Options Chain

15-min delayed Underlying $414.94 · today Options Calculator

Positioning

Aug 21, 2026 · 23 days to expiry · 58 contracts

Put / call OI

22.40

Put-heavy positioning

Open interest

3,299

contracts outstanding

Volume

traded today

Max pain

$410.00

$4.94 below spot

ATM implied vol

22.7%

market's expected move

Open interest by strike · near the money

Calls Puts

250

260

270

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290

300

310

320

330

340

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360

370

380

390

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410

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430

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460

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510

520

530

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 23d Sep 18 51d Dec 18 142d Mar 19 233d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
1	1	101.6%	0.983	$164.50		—	-0.011	94.7%	—	0
Call · $250 In the money Last $164.50 Breakeven $414.50 Implied vol 101.6% Delta 0.983 ≈98% ITM Gamma 0 Theta -0.095 Vega 0.041 Open interest 1 Model this call Put · $250 Last — Breakeven — Implied vol 94.7% Delta -0.011 ≈1% ITM Gamma 0 Theta -0.063 Vega 0.041 Open interest 0 Model this put
0	—	100.4%	0.977	—		—	-0.012	88%	—	0
Call · $260 In the money Last — Breakeven — Implied vol 100.4% Delta 0.977 ≈98% ITM Gamma 0.001 Theta -0.121 Vega 0.042 Open interest 0 Model this call Put · $260 Last — Breakeven — Implied vol 88% Delta -0.012 ≈1% ITM Gamma 0 Theta -0.062 Vega 0.042 Open interest 0 Model this put
0	—	91%	0.978	—		—	-0.013	81.5%	—	0
Call · $270 In the money Last — Breakeven — Implied vol 91% Delta 0.978 ≈98% ITM Gamma 0.001 Theta -0.108 Vega 0.043 Open interest 0 Model this call Put · $270 Last — Breakeven — Implied vol 81.5% Delta -0.013 ≈1% ITM Gamma 0 Theta -0.061 Vega 0.042 Open interest 0 Model this put
0	—	80.7%	0.979	—		—	-0.013	74.7%	—	0
Call · $280 In the money Last — Breakeven — Implied vol 80.7% Delta 0.979 ≈98% ITM Gamma 0.001 Theta -0.089 Vega 0.043 Open interest 0 Model this call Put · $280 Last — Breakeven — Implied vol 74.7% Delta -0.013 ≈1% ITM Gamma 0 Theta -0.057 Vega 0.043 Open interest 0 Model this put
0	—	76.5%	0.976	—		—	-0.014	68.7%	—	0
Call · $290 In the money Last — Breakeven — Implied vol 76.5% Delta 0.976 ≈98% ITM Gamma 0.001 Theta -0.098 Vega 0.044 Open interest 0 Model this call Put · $290 Last — Breakeven — Implied vol 68.7% Delta -0.014 ≈1% ITM Gamma 0.001 Theta -0.057 Vega 0.044 Open interest 0 Model this put
6	6	63.4%	0.982	$111.80		$0.30	-0.029	72.6%	1	1
Call · $300 In the money Last $111.80 Breakeven $411.80 Implied vol 63.4% Delta 0.982 ≈98% ITM Gamma 0.001 Theta -0.063 Vega 0.045 Open interest 6 Model this call Put · $300 Last $0.30 Breakeven $299.70 Implied vol 72.6% Delta -0.029 ≈3% ITM Gamma 0.001 Theta -0.109 Vega 0.089 Open interest 1 Model this put
0	—	63.7%	0.973	—		—	-0.018	57.9%	—	0
Call · $310 In the money Last — Breakeven — Implied vol 63.7% Delta 0.973 ≈97% ITM Gamma 0.001 Theta -0.093 Vega 0.091 Open interest 0 Model this call Put · $310 Last — Breakeven — Implied vol 57.9% Delta -0.018 ≈2% ITM Gamma 0.001 Theta -0.057 Vega 0.045 Open interest 0 Model this put
0	—	57.2%	0.971	—		$0.93	-0.021	53.5%	3	3
Call · $320 In the money Last — Breakeven — Implied vol 57.2% Delta 0.971 ≈97% ITM Gamma 0.001 Theta -0.089 Vega 0.092 Open interest 0 Model this call Put · $320 Last $0.93 Breakeven $319.07 Implied vol 53.5% Delta -0.021 ≈2% ITM Gamma 0.001 Theta -0.062 Vega 0.046 Open interest 3 Model this put
0	—	49.9%	0.972	—		$0.60	-0.03	51.2%	7	8
Call · $330 In the money Last — Breakeven — Implied vol 49.9% Delta 0.972 ≈97% ITM Gamma 0.001 Theta -0.077 Vega 0.094 Open interest 0 Model this call Put · $330 Last $0.60 Breakeven $329.40 Implied vol 51.2% Delta -0.03 ≈3% ITM Gamma 0.001 Theta -0.08 Vega 0.094 Open interest 8 Model this put
0	—	41.2%	0.976	—		$1.15	-0.026	43.2%	1	1
Call · $340 In the money Last — Breakeven — Implied vol 41.2% Delta 0.976 ≈98% ITM Gamma 0.001 Theta -0.058 Vega 0.047 Open interest 0 Model this call Put · $340 Last $1.15 Breakeven $338.85 Implied vol 43.2% Delta -0.026 ≈3% ITM Gamma 0.001 Theta -0.06 Vega 0.048 Open interest 1 Model this put
1	1	39.5%	0.961	$60.47		$0.15	-0.042	40.7%	1	8
Call · $350 In the money Last $60.47 Breakeven $410.47 Implied vol 39.5% Delta 0.961 ≈96% ITM Gamma 0.002 Theta -0.082 Vega 0.096 Open interest 1 Model this call Put · $350 Last $0.15 Breakeven $349.85 Implied vol 40.7% Delta -0.042 ≈4% ITM Gamma 0.002 Theta -0.082 Vega 0.096 Open interest 8 Model this put
0	—	35.9%	0.948	—		$2.40	-0.046	34.7%	4	4
Call · $360 In the money Last — Breakeven — Implied vol 35.9% Delta 0.948 ≈95% ITM Gamma 0.003 Theta -0.094 Vega 0.098 Open interest 0 Model this call Put · $360 Last $2.40 Breakeven $357.60 Implied vol 34.7% Delta -0.046 ≈5% ITM Gamma 0.003 Theta -0.075 Vega 0.097 Open interest 4 Model this put
0	—	34.1%	0.916	—		$1.00	-0.1	37.3%	1	5
Call · $370 In the money Last — Breakeven — Implied vol 34.1% Delta 0.916 ≈92% ITM Gamma 0.004 Theta -0.127 Vega 0.171 Open interest 0 Model this call Put · $370 Last $1.00 Breakeven $369.00 Implied vol 37.3% Delta -0.1 ≈10% ITM Gamma 0.005 Theta -0.147 Vega 0.172 Open interest 5 Model this put
1	1	31.7%	0.878	$23.80		$1.60	-0.111	30%	2	1.6k
Call · $380 In the money Last $23.80 Breakeven $403.80 Implied vol 31.7% Delta 0.878 ≈88% ITM Gamma 0.006 Theta -0.157 Vega 0.174 Open interest 1 Model this call Put · $380 Last $1.60 Breakeven $378.40 Implied vol 30% Delta -0.111 ≈11% ITM Gamma 0.006 Theta -0.128 Vega 0.174 Open interest 1.6k Model this put
13	2	27%	0.829	$30.60		$6.70	-0.177	27.8%	3	6
Call · $390 In the money Last $30.60 Breakeven $420.60 Implied vol 27% Delta 0.829 ≈83% ITM Gamma 0.009 Theta -0.165 Vega 0.264 Open interest 13 Model this call Put · $390 Last $6.70 Breakeven $383.30 Implied vol 27.8% Delta -0.177 ≈18% ITM Gamma 0.009 Theta -0.161 Vega 0.264 Open interest 6 Model this put
13	1	24.3%	0.738	$12.57		$10.15	-0.263	24.5%	4	10
Call · $400 In the money Last $12.57 Breakeven $412.57 Implied vol 24.3% Delta 0.738 ≈74% ITM Gamma 0.013 Theta -0.19 Vega 0.351 Open interest 13 Model this call Put · $400 Last $10.15 Breakeven $389.85 Implied vol 24.5% Delta -0.263 ≈26% ITM Gamma 0.013 Theta -0.177 Vega 0.351 Open interest 10 Model this put
37	3	21.6%	0.601	$14.81		$15.10	-0.406	23.9%	3	1.5k
Call · $410 In the money Last $14.81 Breakeven $424.81 Implied vol 21.6% Delta 0.601 ≈60% ITM Gamma 0.017 Theta -0.197 Vega 0.408 Open interest 37 Model this call Put · $410 Last $15.10 Breakeven $394.90 Implied vol 23.9% Delta -0.406 ≈41% ITM Gamma 0.016 Theta -0.205 Vega 0.409 Open interest 1.5k Model this put
Underlying $414.94
24	1	20.6%	0.422	$6.50		$13.20	-0.571	22.6%	3	0
Call · $420 Last $6.50 Breakeven $426.50 Implied vol 20.6% Delta 0.422 ≈42% ITM Gamma 0.018 Theta -0.19 Vega 0.416 Open interest 24 Model this call Put · $420 In the money Last $13.20 Breakeven $406.80 Implied vol 22.6% Delta -0.571 ≈57% ITM Gamma 0.017 Theta -0.193 Vega 0.416 Open interest 0 Model this put
18	1	20.2%	0.25	$3.00		$37.50	-0.702	25%	1	1
Call · $430 Last $3.00 Breakeven $433.00 Implied vol 20.2% Delta 0.25 ≈25% ITM Gamma 0.015 Theta -0.151 Vega 0.371 Open interest 18 Model this call Put · $430 In the money Last $37.50 Breakeven $392.50 Implied vol 25% Delta -0.702 ≈70% ITM Gamma 0.014 Theta -0.187 Vega 0.369 Open interest 1 Model this put
15	1	20.2%	0.13	$1.86		$31.50	-0.805	26.1%	1	1
Call · $440 Last $1.86 Breakeven $441.86 Implied vol 20.2% Delta 0.13 ≈13% ITM Gamma 0.01 Theta -0.099 Vega 0.193 Open interest 15 Model this call Put · $440 In the money Last $31.50 Breakeven $408.50 Implied vol 26.1% Delta -0.805 ≈80% ITM Gamma 0.01 Theta -0.152 Vega 0.285 Open interest 1 Model this put
9	3	19.7%	0.054	$0.60		—	-0.881	26.9%	—	0
Call · $450 Last $0.60 Breakeven $450.60 Implied vol 19.7% Delta 0.054 ≈5% ITM Gamma 0.005 Theta -0.05 Vega 0.114 Open interest 9 Model this call Put · $450 In the money Last — Breakeven — Implied vol 26.9% Delta -0.881 ≈88% ITM Gamma 0.007 Theta -0.11 Vega 0.191 Open interest 0 Model this put
2	1	23.5%	0.042	$0.65		—	-0.903	31.1%	—	0
Call · $460 Last $0.65 Breakeven $460.65 Implied vol 23.5% Delta 0.042 ≈4% ITM Gamma 0.004 Theta -0.049 Vega 0.115 Open interest 2 Model this call Put · $460 In the money Last — Breakeven — Implied vol 31.1% Delta -0.903 ≈90% ITM Gamma 0.006 Theta -0.109 Vega 0.191 Open interest 0 Model this put
1	1	27.6%	0.037	$0.25		—	-0.924	34.6%	—	0
Call · $470 Last $0.25 Breakeven $470.25 Implied vol 27.6% Delta 0.037 ≈4% ITM Gamma 0.003 Theta -0.052 Vega 0.116 Open interest 1 Model this call Put · $470 In the money Last — Breakeven — Implied vol 34.6% Delta -0.924 ≈92% ITM Gamma 0.004 Theta -0.101 Vega 0.185 Open interest 0 Model this put
0	—	31.5%	0.033	—		—	-0.923	40.4%	—	0
Call · $480 Last — Breakeven — Implied vol 31.5% Delta 0.033 ≈3% ITM Gamma 0.002 Theta -0.054 Vega 0.058 Open interest 0 Model this call Put · $480 In the money Last — Breakeven — Implied vol 40.4% Delta -0.923 ≈92% ITM Gamma 0.004 Theta -0.121 Vega 0.187 Open interest 0 Model this put
0	—	—	—	—		—	-0.927	45.1%	—	0
Call · $490 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $490 In the money Last — Breakeven — Implied vol 45.1% Delta -0.927 ≈93% ITM Gamma 0.003 Theta -0.13 Vega 0.114 Open interest 0 Model this put
0	—	—	—	—		—	-0.94	46.8%	—	0
Call · $500 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $500 In the money Last — Breakeven — Implied vol 46.8% Delta -0.94 ≈94% ITM Gamma 0.003 Theta -0.112 Vega 0.113 Open interest 0 Model this put
0	—	—	—	—		—	-0.94	51.5%	—	0
Call · $510 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $510 In the money Last — Breakeven — Implied vol 51.5% Delta -0.94 ≈94% ITM Gamma 0.002 Theta -0.124 Vega 0.114 Open interest 0 Model this put
0	—	—	—	—		—	-0.937	56.9%	—	0
Call · $520 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $520 In the money Last — Breakeven — Implied vol 56.9% Delta -0.937 ≈94% ITM Gamma 0.002 Theta -0.143 Vega 0.116 Open interest 0 Model this put
0	—	—	—	—		—	-0.958	55.7%	—	0
Call · $530 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $530 In the money Last — Breakeven — Implied vol 55.7% Delta -0.958 ≈96% ITM Gamma 0.002 Theta -0.099 Vega 0.111 Open interest 0 Model this put

About this data

Greeks, implied volatility, open interest and the last price come from the latest daily snapshot and are 15-minute delayed. Bid and ask are not included on this plan.

In-the-money strikes are tinted, deepening toward the money, and the bar beside each open-interest figure scales to the heaviest strike shown. The 25 strikes around the money are shown by default — switch to "All 29" for the wings. Max pain is the listed strike where the most open interest would expire worthless — a positioning reference, not a forecast.

Key facts CIK 91440 CUSIP 833034101 13F (30d) 381 filings 346 filers Visit website Investor relations