MRTN · Marten Transport Ltd

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$16.30 -0.59 (-3.47%) At close · Jul 24

Market Cap

$1.33B

81.59M

Options Chain

15-min delayed Underlying $16.30 · today Options Calculator

Positioning

Aug 21, 2026 · 27 days to expiry · 24 contracts

Put / call OI

0.01

Call-heavy positioning

Open interest

2,418

contracts outstanding

Volume

traded today

Max pain

$17.50

$1.21 above spot

ATM implied vol

54.1%

market's expected move

Open interest by strike

Calls Puts

2.5

7.5

12.5

17.5

22.5

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 27d Sep 18 55d Dec 18 146d Mar 19 237d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	—	505.7%	0.979	—		—	—	—	—	0
Call · $2.5 In the money Last — Breakeven — Implied vol 505.7% Delta 0.979 ≈98% ITM Gamma 0.002 Theta -0.02 Vega 0.002 Open interest 0 Model this call Put · $2.5 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	292.6%	0.971	—		$0.05	—	—	2	0
Call · $5 In the money Last — Breakeven — Implied vol 292.6% Delta 0.971 ≈97% ITM Gamma 0.005 Theta -0.016 Vega 0.002 Open interest 0 Model this call Put · $5 Last $0.05 Breakeven $4.95 Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	227.8%	0.94	—		$0.05	—	—	2	2
Call · $7.5 In the money Last — Breakeven — Implied vol 227.8% Delta 0.94 ≈94% ITM Gamma 0.012 Theta -0.022 Vega 0.005 Open interest 0 Model this call Put · $7.5 Last $0.05 Breakeven $7.45 Implied vol — Delta — Gamma — Theta — Vega — Open interest 2 Model this put
0	—	149.1%	0.919	—		—	—	—	—	0
Call · $10 In the money Last — Breakeven — Implied vol 149.1% Delta 0.919 ≈92% ITM Gamma 0.022 Theta -0.018 Vega 0.006 Open interest 0 Model this call Put · $10 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	93.9%	0.878	—		$0.02	-0.076	73.3%	8	5
Call · $12.5 In the money Last — Breakeven — Implied vol 93.9% Delta 0.878 ≈88% ITM Gamma 0.048 Theta -0.016 Vega 0.01 Open interest 0 Model this call Put · $12.5 Last $0.02 Breakeven $12.48 Implied vol 73.3% Delta -0.076 ≈8% ITM Gamma 0.044 Theta -0.009 Vega 0.007 Open interest 5 Model this put
9	3	54.9%	0.737	$2.30		$0.15	-0.185	36.5%	1	1
Call · $15 In the money Last $2.30 Breakeven $17.30 Implied vol 54.9% Delta 0.737 ≈74% ITM Gamma 0.133 Theta -0.015 Vega 0.015 Open interest 9 Model this call Put · $15 Last $0.15 Breakeven $14.85 Implied vol 36.5% Delta -0.185 ≈19% ITM Gamma 0.165 Theta -0.008 Vega 0.011 Open interest 1 Model this put
Underlying $16.30
941	65	54.1%	0.347	$0.45		$1.15	—	—	3	11
Call · $17.5 Last $0.45 Breakeven $17.95 Implied vol 54.1% Delta 0.347 ≈35% ITM Gamma 0.154 Theta -0.017 Vega 0.016 Open interest 941 Model this call Put · $17.5 In the money Last $1.15 Breakeven $16.35 Implied vol — Delta — Gamma — Theta — Vega — Open interest 11 Model this put
1.4k	1	59.2%	0.121	$0.05		—	—	—	—	0
Call · $20 Last $0.05 Breakeven $20.05 Implied vol 59.2% Delta 0.121 ≈12% ITM Gamma 0.076 Theta -0.01 Vega 0.009 Open interest 1.4k Model this call Put · $20 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	—	—	—		—	—	—	—	0
Call · $22.5 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $22.5 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	—	—	—		—	—	—	—	0
Call · $25 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $25 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	—	—	—		—	—	—	—	0
Call · $30 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $30 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	—	—	—		—	—	—	—	0
Call · $35 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $35 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — 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. Max pain is the listed strike where the most open interest would expire worthless — a positioning reference, not a forecast.

Key facts CIK 799167 CUSIP 573075108 13F (30d) 37 filings 37 filers Visit website