NPWR · NET Power Inc.

Track NPWR — free Ask ALVIS about NPWR

$1.36 -0.07 (-4.90%) At close · Jul 29

Market Cap

$321.41M

224.76M

Options Chain

15-min delayed Underlying $1.36 · today Options Calculator

Positioning

Aug 21, 2026 · 22 days to expiry · 14 contracts

Put / call OI

0.13

Call-heavy positioning

Open interest

6,642

contracts outstanding

Volume

130

traded today

Max pain

$2.00

$0.64 above spot

ATM implied vol

198.6%

market's expected move

Open interest by strike

Calls Puts

0.5

1.5

2.5

7.5

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 22d Sep 18 50d Nov 20 113d Jan 15 169d Feb 19 204d Jan 21 540d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
5	2	—	—	$0.90		$0.15	—	—	1	5
Call · $0.5 In the money Last $0.90 Breakeven $1.40 Implied vol — Delta — Gamma — Theta — Vega — Open interest 5 Model this call Put · $0.5 Last $0.15 Breakeven $0.35 Implied vol — Delta — Gamma — Theta — Vega — Open interest 5 Model this put
19	2	387.8%	0.793	$0.35		—	—	—	—	0
Call · $1 In the money Last $0.35 Breakeven $1.35 Implied vol 387.8% Delta 0.793 ≈79% ITM Gamma 0.215 Theta -0.009 Vega 0.001 Open interest 19 Model this call Put · $1 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
Underlying $1.36
432	6	271.2%	0.585	$0.34		$0.15	-0.548	126%	2	6
Call · $1.5 Last $0.34 Breakeven $1.84 Implied vol 271.2% Delta 0.585 ≈59% ITM Gamma 0.419 Theta -0.008 Vega 0.001 Open interest 432 Model this call Put · $1.5 In the money Last $0.15 Breakeven $1.35 Implied vol 126% Delta -0.548 ≈55% ITM Gamma 0.927 Theta -0.004 Vega 0.001 Open interest 6 Model this put
1k	55	215%	0.332	$0.10		$0.80	-0.561	288.8%	1	644
Call · $2 Last $0.10 Breakeven $2.10 Implied vol 215% Delta 0.332 ≈33% ITM Gamma 0.497 Theta -0.006 Vega 0.001 Open interest 1k Model this call Put · $2 In the money Last $0.80 Breakeven $1.20 Implied vol 288.8% Delta -0.561 ≈56% ITM Gamma 0.398 Theta -0.008 Vega 0.001 Open interest 644 Model this put
595	6	289.7%	0.322	$0.05		$1.00	-0.555	385%	48	82
Call · $2.5 Last $0.05 Breakeven $2.55 Implied vol 289.7% Delta 0.322 ≈32% ITM Gamma 0.36 Theta -0.008 Vega 0.001 Open interest 595 Model this call Put · $2.5 In the money Last $1.00 Breakeven $1.50 Implied vol 385% Delta -0.555 ≈55% ITM Gamma 0.297 Theta -0.011 Vega 0.001 Open interest 82 Model this put
3.8k	5	571%	0.428	$0.05		—	-0.835	366.2%	—	0
Call · $5 Last $0.05 Breakeven $5.05 Implied vol 571% Delta 0.428 ≈43% ITM Gamma 0.194 Theta -0.017 Vega 0.001 Open interest 3.8k Model this call Put · $5 In the money Last — Breakeven — Implied vol 366.2% Delta -0.835 ≈84% ITM Gamma 0.2 Theta -0.007 Vega 0.001 Open interest 0 Model this put
53	1	—	—	$0.05		$5.10	-0.848	437.9%	1	1
Call · $7.5 Last $0.05 Breakeven $7.55 Implied vol — Delta — Gamma — Theta — Vega — Open interest 53 Model this call Put · $7.5 In the money Last $5.10 Breakeven $2.40 Implied vol 437.9% Delta -0.848 ≈85% ITM Gamma 0.16 Theta -0.007 Vega 0.001 Open interest 1 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 1845437 CUSIP 64107A105 13F (30d) 17 filings 17 filers Visit website Investor relations