MUSA · Murphy USA Inc.

Track MUSA — free Ask ALVIS about MUSA

$608.83 -5.14 (-0.84%)

Market Cap

$11.33B

18.47M

Options Chain

15-min delayed Underlying $608.83 · today Options Calculator

Positioning

Aug 21, 2026 · 25 days to expiry · 80 contracts

Put / call OI

0.21

Call-heavy positioning

Open interest

480

contracts outstanding

Volume

416

traded today

Max pain

$520.00

$88.83 below spot

ATM implied vol

45.8%

market's expected move

Open interest by strike · near the money

Calls Puts

390

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Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 25d Sep 18 53d Oct 16 81d Dec 18 144d Jan 15 172d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	—	80.7%	0.987	—		$0.65	-0.019	86.9%	1	1
Call · $390 In the money Last — Breakeven — Implied vol 80.7% Delta 0.987 ≈99% ITM Gamma 0 Theta -0.117 Vega 0.064 Open interest 0 Model this call Put · $390 Last $0.65 Breakeven $389.35 Implied vol 86.9% Delta -0.019 ≈2% ITM Gamma 0 Theta -0.125 Vega 0.064 Open interest 1 Model this put
0	—	73.1%	0.99	—		—	-0.02	82.7%	—	0
Call · $400 In the money Last — Breakeven — Implied vol 73.1% Delta 0.99 ≈99% ITM Gamma 0 Theta -0.094 Vega 0.064 Open interest 0 Model this call Put · $400 Last — Breakeven — Implied vol 82.7% Delta -0.02 ≈2% ITM Gamma 0 Theta -0.124 Vega 0.065 Open interest 0 Model this put
0	—	69.5%	0.989	—		—	-0.029	84.7%	—	0
Call · $410 In the money Last — Breakeven — Implied vol 69.5% Delta 0.989 ≈99% ITM Gamma 0 Theta -0.097 Vega 0.065 Open interest 0 Model this call Put · $410 Last — Breakeven — Implied vol 84.7% Delta -0.029 ≈3% ITM Gamma 0 Theta -0.174 Vega 0.131 Open interest 0 Model this put
0	—	67.5%	0.986	—		—	-0.02	73.1%	—	0
Call · $420 In the money Last — Breakeven — Implied vol 67.5% Delta 0.986 ≈99% ITM Gamma 0 Theta -0.11 Vega 0.066 Open interest 0 Model this call Put · $420 Last — Breakeven — Implied vol 73.1% Delta -0.02 ≈2% ITM Gamma 0 Theta -0.112 Vega 0.066 Open interest 0 Model this put
0	—	67%	0.981	—		—	-0.024	71.4%	—	0
Call · $430 In the money Last — Breakeven — Implied vol 67% Delta 0.981 ≈98% ITM Gamma 0 Theta -0.133 Vega 0.067 Open interest 0 Model this call Put · $430 Last — Breakeven — Implied vol 71.4% Delta -0.024 ≈2% ITM Gamma 0 Theta -0.127 Vega 0.067 Open interest 0 Model this put
0	—	59.1%	0.985	—		$1.30	-0.044	77.3%	10	11
Call · $440 In the money Last — Breakeven — Implied vol 59.1% Delta 0.985 ≈99% ITM Gamma 0 Theta -0.105 Vega 0.067 Open interest 0 Model this call Put · $440 Last $1.30 Breakeven $438.70 Implied vol 77.3% Delta -0.044 ≈4% ITM Gamma 0.001 Theta -0.226 Vega 0.136 Open interest 11 Model this put
2	2	63.9%	0.971	$107.81		—	-0.048	73.7%	—	0
Call · $450 In the money Last $107.81 Breakeven $557.81 Implied vol 63.9% Delta 0.971 ≈97% ITM Gamma 0.001 Theta -0.168 Vega 0.137 Open interest 2 Model this call Put · $450 Last — Breakeven — Implied vol 73.7% Delta -0.048 ≈5% ITM Gamma 0.001 Theta -0.231 Vega 0.138 Open interest 0 Model this put
1	1	60.3%	0.968	$162.71		—	-0.069	77.4%	—	0
Call · $460 In the money Last $162.71 Breakeven $622.71 Implied vol 60.3% Delta 0.968 ≈97% ITM Gamma 0.001 Theta -0.172 Vega 0.138 Open interest 1 Model this call Put · $460 Last — Breakeven — Implied vol 77.4% Delta -0.069 ≈7% ITM Gamma 0.001 Theta -0.322 Vega 0.241 Open interest 0 Model this put
0	—	58.3%	0.961	—		—	-0.077	74.2%	—	0
Call · $470 In the money Last — Breakeven — Implied vol 58.3% Delta 0.961 ≈96% ITM Gamma 0.001 Theta -0.191 Vega 0.14 Open interest 0 Model this call Put · $470 Last — Breakeven — Implied vol 74.2% Delta -0.077 ≈8% ITM Gamma 0.001 Theta -0.336 Vega 0.243 Open interest 0 Model this put
0	—	59.8%	0.946	—		$7.35	-0.072	66.1%	2	4
Call · $480 In the money Last — Breakeven — Implied vol 59.8% Delta 0.946 ≈95% ITM Gamma 0.001 Theta -0.247 Vega 0.142 Open interest 0 Model this call Put · $480 Last $7.35 Breakeven $472.65 Implied vol 66.1% Delta -0.072 ≈7% ITM Gamma 0.001 Theta -0.284 Vega 0.246 Open interest 4 Model this put
0	—	55.7%	0.943	—		—	-0.076	61.3%	—	0
Call · $490 In the money Last — Breakeven — Implied vol 55.7% Delta 0.943 ≈94% ITM Gamma 0.001 Theta -0.243 Vega 0.143 Open interest 0 Model this call Put · $490 Last — Breakeven — Implied vol 61.3% Delta -0.076 ≈8% ITM Gamma 0.001 Theta -0.275 Vega 0.248 Open interest 0 Model this put
0	—	40.5%	0.974	—		$4.85	-0.084	57.3%	51	54
Call · $500 In the money Last — Breakeven — Implied vol 40.5% Delta 0.974 ≈97% ITM Gamma 0.001 Theta -0.12 Vega 0.142 Open interest 0 Model this call Put · $500 Last $4.85 Breakeven $495.15 Implied vol 57.3% Delta -0.084 ≈8% ITM Gamma 0.002 Theta -0.274 Vega 0.25 Open interest 54 Model this put
1	2	51.9%	0.914	$42.58		—	-0.112	60.1%	—	0
Call · $510 In the money Last $42.58 Breakeven $552.58 Implied vol 51.9% Delta 0.914 ≈91% ITM Gamma 0.002 Theta -0.298 Vega 0.253 Open interest 1 Model this call Put · $510 Last — Breakeven — Implied vol 60.1% Delta -0.112 ≈11% ITM Gamma 0.002 Theta -0.364 Vega 0.256 Open interest 0 Model this put
15	15	43.8%	0.923	$115.66		$8.23	-0.131	57.5%	1	1
Call · $520 In the money Last $115.66 Breakeven $635.66 Implied vol 43.8% Delta 0.923 ≈92% ITM Gamma 0.002 Theta -0.24 Vega 0.254 Open interest 15 Model this call Put · $520 Last $8.23 Breakeven $511.77 Implied vol 57.5% Delta -0.131 ≈13% ITM Gamma 0.002 Theta -0.383 Vega 0.385 Open interest 1 Model this put
1	1	49.8%	0.871	$54.00		$7.90	-0.144	53%	2	2
Call · $530 In the money Last $54.00 Breakeven $584.00 Implied vol 49.8% Delta 0.871 ≈87% ITM Gamma 0.003 Theta -0.373 Vega 0.388 Open interest 1 Model this call Put · $530 Last $7.90 Breakeven $522.10 Implied vol 53% Delta -0.144 ≈14% ITM Gamma 0.003 Theta -0.373 Vega 0.388 Open interest 2 Model this put
15	15	44%	0.864	$97.57		$6.80	-0.182	54.7%	1	1
Call · $540 In the money Last $97.57 Breakeven $637.57 Implied vol 44% Delta 0.864 ≈86% ITM Gamma 0.003 Theta -0.345 Vega 0.391 Open interest 15 Model this call Put · $540 Last $6.80 Breakeven $533.20 Implied vol 54.7% Delta -0.182 ≈18% ITM Gamma 0.003 Theta -0.453 Vega 0.393 Open interest 1 Model this put
1	1	48.9%	0.805	$68.00		$10.20	-0.206	51.9%	1	1
Call · $550 In the money Last $68.00 Breakeven $618.00 Implied vol 48.9% Delta 0.805 ≈81% ITM Gamma 0.004 Theta -0.469 Vega 0.397 Open interest 1 Model this call Put · $550 Last $10.20 Breakeven $539.80 Implied vol 51.9% Delta -0.206 ≈21% ITM Gamma 0.004 Theta -0.466 Vega 0.519 Open interest 1 Model this put
0	—	47.7%	0.768	—		$12.45	-0.241	49.9%	1	1
Call · $560 In the money Last — Breakeven — Implied vol 47.7% Delta 0.768 ≈77% ITM Gamma 0.004 Theta -0.5 Vega 0.524 Open interest 0 Model this call Put · $560 Last $12.45 Breakeven $547.55 Implied vol 49.9% Delta -0.241 ≈24% ITM Gamma 0.004 Theta -0.483 Vega 0.525 Open interest 1 Model this put
1	2	47.9%	0.721	$32.04		$13.05	-0.281	48.2%	1	1
Call · $570 In the money Last $32.04 Breakeven $602.04 Implied vol 47.9% Delta 0.721 ≈72% ITM Gamma 0.004 Theta -0.546 Vega 0.53 Open interest 1 Model this call Put · $570 Last $13.05 Breakeven $556.95 Implied vol 48.2% Delta -0.281 ≈28% ITM Gamma 0.004 Theta -0.503 Vega 0.531 Open interest 1 Model this put
1	2	46.2%	0.679	$27.52		$17.00	-0.328	48.7%	2	2
Call · $580 In the money Last $27.52 Breakeven $607.52 Implied vol 46.2% Delta 0.679 ≈68% ITM Gamma 0.005 Theta -0.567 Vega 0.536 Open interest 1 Model this call Put · $580 Last $17.00 Breakeven $563.00 Implied vol 48.7% Delta -0.328 ≈33% ITM Gamma 0.005 Theta -0.552 Vega 0.613 Open interest 2 Model this put
1	1	46%	0.626	$40.90		—	-0.379	48.3%	—	0
Call · $590 In the money Last $40.90 Breakeven $630.90 Implied vol 46% Delta 0.626 ≈63% ITM Gamma 0.005 Theta -0.586 Vega 0.62 Open interest 1 Model this call Put · $590 Last — Breakeven — Implied vol 48.3% Delta -0.379 ≈38% ITM Gamma 0.005 Theta -0.565 Vega 0.62 Open interest 0 Model this put
3	1	44.8%	0.573	$45.10		$21.75	-0.431	50.8%	1	1
Call · $600 In the money Last $45.10 Breakeven $645.10 Implied vol 44.8% Delta 0.573 ≈57% ITM Gamma 0.006 Theta -0.588 Vega 0.626 Open interest 3 Model this call Put · $600 Last $21.75 Breakeven $578.25 Implied vol 50.8% Delta -0.431 ≈43% ITM Gamma 0.005 Theta -0.615 Vega 0.627 Open interest 1 Model this put
Underlying $608.83
2	1	45.1%	0.518	$31.80		—	-0.483	46.5%	—	0
Call · $610 Last $31.80 Breakeven $641.80 Implied vol 45.1% Delta 0.518 ≈52% ITM Gamma 0.006 Theta -0.604 Vega 0.633 Open interest 2 Model this call Put · $610 In the money Last — Breakeven — Implied vol 46.5% Delta -0.483 ≈48% ITM Gamma 0.005 Theta -0.571 Vega 0.633 Open interest 0 Model this put
1	1	44.4%	0.462	$31.90		—	-0.538	45.6%	—	0
Call · $620 Last $31.90 Breakeven $651.90 Implied vol 44.4% Delta 0.462 ≈46% ITM Gamma 0.006 Theta -0.584 Vega 0.64 Open interest 1 Model this call Put · $620 In the money Last — Breakeven — Implied vol 45.6% Delta -0.538 ≈54% ITM Gamma 0.006 Theta -0.549 Vega 0.64 Open interest 0 Model this put
2	1	44.2%	0.406	$27.34		$43.30	-0.585	47.7%	2	1
Call · $630 Last $27.34 Breakeven $657.34 Implied vol 44.2% Delta 0.406 ≈41% ITM Gamma 0.006 Theta -0.57 Vega 0.647 Open interest 2 Model this call Put · $630 In the money Last $43.30 Breakeven $586.70 Implied vol 47.7% Delta -0.585 ≈59% ITM Gamma 0.005 Theta -0.565 Vega 0.645 Open interest 1 Model this put
10	10	44.1%	0.355	$23.60		—	-0.638	46.7%	—	0
Call · $640 Last $23.60 Breakeven $663.60 Implied vol 44.1% Delta 0.355 ≈36% ITM Gamma 0.005 Theta -0.543 Vega 0.572 Open interest 10 Model this call Put · $640 In the money Last — Breakeven — Implied vol 46.7% Delta -0.638 ≈64% ITM Gamma 0.005 Theta -0.529 Vega 0.571 Open interest 0 Model this put
3	3	44.6%	0.31	$18.78		—	-0.687	46%	—	0
Call · $650 Last $18.78 Breakeven $668.78 Implied vol 44.6% Delta 0.31 ≈31% ITM Gamma 0.005 Theta -0.516 Vega 0.578 Open interest 3 Model this call Put · $650 In the money Last — Breakeven — Implied vol 46% Delta -0.687 ≈69% ITM Gamma 0.005 Theta -0.484 Vega 0.576 Open interest 0 Model this put
250	250	42.8%	0.252	$17.30		$63.40	-0.727	47%	4	2
Call · $660 Last $17.30 Breakeven $677.30 Implied vol 42.8% Delta 0.252 ≈25% ITM Gamma 0.005 Theta -0.454 Vega 0.447 Open interest 250 Model this call Put · $660 In the money Last $63.40 Breakeven $596.60 Implied vol 47% Delta -0.727 ≈73% ITM Gamma 0.005 Theta -0.465 Vega 0.577 Open interest 2 Model this put
61	1	43.5%	0.219	$14.00		—	-0.771	46.3%	—	0
Call · $670 Last $14.00 Breakeven $684.00 Implied vol 43.5% Delta 0.219 ≈22% ITM Gamma 0.004 Theta -0.42 Vega 0.451 Open interest 61 Model this call Put · $670 In the money Last — Breakeven — Implied vol 46.3% Delta -0.771 ≈77% ITM Gamma 0.004 Theta -0.413 Vega 0.447 Open interest 0 Model this put
0	—	43.4%	0.181	—		—	-0.81	45.6%	—	0
Call · $680 Last — Breakeven — Implied vol 43.4% Delta 0.181 ≈18% ITM Gamma 0.004 Theta -0.373 Vega 0.456 Open interest 0 Model this call Put · $680 In the money Last — Breakeven — Implied vol 45.6% Delta -0.81 ≈81% ITM Gamma 0.004 Theta -0.357 Vega 0.448 Open interest 0 Model this put
0	—	45.6%	0.16	—		—	-0.811	50.9%	—	0
Call · $690 Last — Breakeven — Implied vol 45.6% Delta 0.16 ≈16% ITM Gamma 0.003 Theta -0.364 Vega 0.459 Open interest 0 Model this call Put · $690 In the money Last — Breakeven — Implied vol 50.9% Delta -0.811 ≈81% ITM Gamma 0.003 Theta -0.399 Vega 0.451 Open interest 0 Model this put
3	3	43.4%	0.122	$5.50		—	-0.869	46.2%	—	0
Call · $700 Last $5.50 Breakeven $705.50 Implied vol 43.4% Delta 0.122 ≈12% ITM Gamma 0.003 Theta -0.286 Vega 0.31 Open interest 3 Model this call Put · $700 In the money Last — Breakeven — Implied vol 46.2% Delta -0.869 ≈87% ITM Gamma 0.003 Theta -0.277 Vega 0.301 Open interest 0 Model this put
1	1	46.4%	0.116	$2.00		—	-0.871	50.2%	—	0
Call · $710 Last $2.00 Breakeven $712.00 Implied vol 46.4% Delta 0.116 ≈12% ITM Gamma 0.003 Theta -0.293 Vega 0.312 Open interest 1 Model this call Put · $710 In the money Last — Breakeven — Implied vol 50.2% Delta -0.871 ≈87% ITM Gamma 0.003 Theta -0.3 Vega 0.303 Open interest 0 Model this put
1	1	49.7%	0.112	$4.95		—	-0.895	49.7%	—	0
Call · $720 Last $4.95 Breakeven $724.95 Implied vol 49.7% Delta 0.112 ≈11% ITM Gamma 0.002 Theta -0.305 Vega 0.313 Open interest 1 Model this call Put · $720 In the money Last — Breakeven — Implied vol 49.7% Delta -0.895 ≈89% ITM Gamma 0.002 Theta -0.25 Vega 0.301 Open interest 0 Model this put
0	—	51.3%	0.1	—		—	-0.912	50.4%	—	0
Call · $730 Last — Breakeven — Implied vol 51.3% Delta 0.1 ≈10% ITM Gamma 0.002 Theta -0.291 Vega 0.316 Open interest 0 Model this call Put · $730 In the money Last — Breakeven — Implied vol 50.4% Delta -0.912 ≈91% ITM Gamma 0.002 Theta -0.221 Vega 0.295 Open interest 0 Model this put
10	10	57.1%	0.11	$4.55		—	-0.924	51.9%	—	0
Call · $740 Last $4.55 Breakeven $744.55 Implied vol 57.1% Delta 0.11 ≈11% ITM Gamma 0.002 Theta -0.346 Vega 0.317 Open interest 10 Model this call Put · $740 In the money Last — Breakeven — Implied vol 51.9% Delta -0.924 ≈92% ITM Gamma 0.002 Theta -0.204 Vega 0.281 Open interest 0 Model this put
10	10	55.2%	0.083	$4.45		—	-0.953	48.3%	—	0
Call · $750 Last $4.45 Breakeven $754.45 Implied vol 55.2% Delta 0.083 ≈8% ITM Gamma 0.002 Theta -0.274 Vega 0.32 Open interest 10 Model this call Put · $750 In the money Last — Breakeven — Implied vol 48.3% Delta -0.953 ≈95% ITM Gamma 0.002 Theta -0.121 Vega 0.163 Open interest 0 Model this put
0	—	56%	0.074	—		—	-0.955	50.7%	—	0
Call · $760 Last — Breakeven — Implied vol 56% Delta 0.074 ≈7% ITM Gamma 0.002 Theta -0.254 Vega 0.187 Open interest 0 Model this call Put · $760 In the money Last — Breakeven — Implied vol 50.7% Delta -0.955 ≈95% ITM Gamma 0.001 Theta -0.123 Vega 0.163 Open interest 0 Model this put
1	1	48%	0.034	$2.30		—	-0.958	52.8%	—	0
Call · $770 Last $2.30 Breakeven $772.30 Implied vol 48% Delta 0.034 ≈3% ITM Gamma 0.001 Theta -0.117 Vega 0.095 Open interest 1 Model this call Put · $770 In the money Last — Breakeven — Implied vol 52.8% Delta -0.958 ≈96% ITM Gamma 0.001 Theta -0.12 Vega 0.156 Open interest 0 Model this put
0	—	58.5%	0.062	—		—	-0.962	54.5%	—	0
Call · $780 Last — Breakeven — Implied vol 58.5% Delta 0.062 ≈6% ITM Gamma 0.001 Theta -0.229 Vega 0.189 Open interest 0 Model this call Put · $780 In the money Last — Breakeven — Implied vol 54.5% Delta -0.962 ≈96% ITM Gamma 0.001 Theta -0.113 Vega 0.157 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 40" 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 1573516 CUSIP 626755102 13F (30d) 120 filings 120 filers Visit website