NVGS · Navigator Holdings Ltd.

Track NVGS — free Ask ALVIS about NVGS

$21.67 -0.01 (-0.05%) At close · Jul 24

Market Cap

$1.34B

61.72M

Options Chain

15-min delayed Underlying $21.67 · today Options Calculator

Positioning

Aug 21, 2026 · 25 days to expiry · 36 contracts

Put / call OI

0.06

Call-heavy positioning

Open interest

439

contracts outstanding

Volume

traded today

Max pain

$19.00

$2.67 below spot

ATM implied vol

45.8%

market's expected move

Open interest by strike

Calls Puts

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 25d Sep 18 53d Dec 18 144d Mar 19 235d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	—	—	—	—		—	—	—	—	0
Call · $13 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $13 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	121.2%	0.936	—		—	—	—	—	0
Call · $14 In the money Last — Breakeven — Implied vol 121.2% Delta 0.936 ≈94% ITM Gamma 0.018 Theta -0.017 Vega 0.008 Open interest 0 Model this call Put · $14 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	105.2%	0.928	—		—	—	—	—	0
Call · $15 In the money Last — Breakeven — Implied vol 105.2% Delta 0.928 ≈93% ITM Gamma 0.022 Theta -0.017 Vega 0.008 Open interest 0 Model this call Put · $15 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	90.3%	0.918	—		—	—	—	—	0
Call · $16 In the money Last — Breakeven — Implied vol 90.3% Delta 0.918 ≈92% ITM Gamma 0.029 Theta -0.016 Vega 0.009 Open interest 0 Model this call Put · $16 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	97.6%	0.859	—		—	-0.097	77.5%	—	0
Call · $17 In the money Last — Breakeven — Implied vol 97.6% Delta 0.859 ≈86% ITM Gamma 0.04 Theta -0.025 Vega 0.013 Open interest 0 Model this call Put · $17 Last — Breakeven — Implied vol 77.5% Delta -0.097 ≈10% ITM Gamma 0.039 Theta -0.015 Vega 0.009 Open interest 0 Model this put
2	2	78.1%	0.844	$2.49		$0.47	-0.154	77.2%	7	19
Call · $18 In the money Last $2.49 Breakeven $20.49 Implied vol 78.1% Delta 0.844 ≈84% ITM Gamma 0.053 Theta -0.022 Vega 0.014 Open interest 2 Model this call Put · $18 Last $0.47 Breakeven $17.53 Implied vol 77.2% Delta -0.154 ≈15% ITM Gamma 0.053 Theta -0.02 Vega 0.014 Open interest 19 Model this put
10	10	54.5%	0.841	$1.60		$0.66	-0.273	111.3%	1	1
Call · $19 In the money Last $1.60 Breakeven $20.60 Implied vol 54.5% Delta 0.841 ≈84% ITM Gamma 0.077 Theta -0.016 Vega 0.014 Open interest 10 Model this call Put · $19 Last $0.66 Breakeven $18.34 Implied vol 111.3% Delta -0.273 ≈27% ITM Gamma 0.052 Theta -0.041 Vega 0.018 Open interest 1 Model this put
21	20	55.6%	0.738	$1.30		$1.00	-0.308	80.1%	5	4
Call · $20 In the money Last $1.30 Breakeven $21.30 Implied vol 55.6% Delta 0.738 ≈74% ITM Gamma 0.102 Theta -0.021 Vega 0.019 Open interest 21 Model this call Put · $20 Last $1.00 Breakeven $19.00 Implied vol 80.1% Delta -0.308 ≈31% ITM Gamma 0.078 Theta -0.032 Vega 0.019 Open interest 4 Model this put
158	1	41%	0.646	$1.42		—	-0.394	82.1%	—	0
Call · $21 In the money Last $1.42 Breakeven $22.42 Implied vol 41% Delta 0.646 ≈65% ITM Gamma 0.159 Theta -0.018 Vega 0.022 Open interest 158 Model this call Put · $21 Last — Breakeven — Implied vol 82.1% Delta -0.394 ≈39% ITM Gamma 0.082 Theta -0.035 Vega 0.022 Open interest 0 Model this put
Underlying $21.67
132	8	43.8%	0.484	$0.91		—	-0.512	47.9%	—	0
Call · $22 Last $0.91 Breakeven $22.91 Implied vol 43.8% Delta 0.484 ≈48% ITM Gamma 0.159 Theta -0.02 Vega 0.023 Open interest 132 Model this call Put · $22 In the money Last — Breakeven — Implied vol 47.9% Delta -0.512 ≈51% ITM Gamma 0.146 Theta -0.021 Vega 0.023 Open interest 0 Model this put
0	—	80.3%	0.438	—		—	-0.598	64.1%	—	0
Call · $23 Last — Breakeven — Implied vol 80.3% Delta 0.438 ≈44% ITM Gamma 0.086 Theta -0.036 Vega 0.023 Open interest 0 Model this call Put · $23 In the money Last — Breakeven — Implied vol 64.1% Delta -0.598 ≈60% ITM Gamma 0.107 Theta -0.027 Vega 0.023 Open interest 0 Model this put
71	1	42.3%	0.207	$0.50		—	-0.757	49.7%	—	0
Call · $24 Last $0.50 Breakeven $24.50 Implied vol 42.3% Delta 0.207 ≈21% ITM Gamma 0.117 Theta -0.014 Vega 0.016 Open interest 71 Model this call Put · $24 In the money Last — Breakeven — Implied vol 49.7% Delta -0.757 ≈76% ITM Gamma 0.113 Theta -0.017 Vega 0.016 Open interest 0 Model this put
21	21	54%	0.185	$0.34		—	-0.804	56.8%	—	0
Call · $25 Last $0.34 Breakeven $25.34 Implied vol 54% Delta 0.185 ≈18% ITM Gamma 0.086 Theta -0.016 Vega 0.017 Open interest 21 Model this call Put · $25 In the money Last — Breakeven — Implied vol 56.8% Delta -0.804 ≈80% ITM Gamma 0.086 Theta -0.016 Vega 0.016 Open interest 0 Model this put
0	—	71.2%	0.199	—		—	-0.929	45.9%	—	0
Call · $26 Last — Breakeven — Implied vol 71.2% Delta 0.199 ≈20% ITM Gamma 0.068 Theta -0.023 Vega 0.017 Open interest 0 Model this call Put · $26 In the money Last — Breakeven — Implied vol 45.9% Delta -0.929 ≈93% ITM Gamma 0.057 Theta -0.006 Vega 0.006 Open interest 0 Model this put
0	—	—	—	—		—	-0.871	67.7%	—	0
Call · $27 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $27 In the money Last — Breakeven — Implied vol 67.7% Delta -0.871 ≈87% ITM Gamma 0.056 Theta -0.015 Vega 0.011 Open interest 0 Model this put
0	—	—	—	—		—	—	—	—	0
Call · $28 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $28 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	—	—	—		—	-0.905	78.1%	—	0
Call · $29 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $29 In the money Last — Breakeven — Implied vol 78.1% Delta -0.905 ≈91% ITM Gamma 0.039 Theta -0.014 Vega 0.011 Open interest 0 Model this put
0	—	—	—	—		—	-0.911	85.2%	—	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 85.2% Delta -0.911 ≈91% ITM Gamma 0.035 Theta -0.014 Vega 0.011 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 1581804 CUSIP Y62132108 13F (30d) 15 filings 15 filers Visit website Investor relations