PLUG · Plug Power Inc

Track PLUG — free Ask ALVIS about PLUG

$2.07 -0.03 (-1.43%) At close · Aug 6

Market Cap

$2.89B

1.40B

Options Chain

15-min delayed Underlying $2.07 · at close Aug 6, 2026 Options Calculator

Positioning

Aug 7, 2026 · expires today · 22 contracts

Put / call OI

0.18

Call-heavy positioning

Open interest

18,027

contracts outstanding

Volume

1,499

traded today

Max pain

$2.00

$0.07 below spot

ATM implied vol

172%

market's expected move

Open interest by strike

Calls Puts

0.5

1.5

2.5

3.5

4.5

5.5

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 7 0d Aug 14 7d Aug 21 14d Aug 28 21d Sep 4 28d Sep 11 35d Sep 18 42d Sep 25 49d Dec 18 133d Jan 15 161d Mar 19 224d Jan 21 532d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
56	24	—	—	$1.56		$0.01	—	—	5	6
Call · $0.5 In the money Last $1.56 Breakeven $2.06 Implied vol — Delta — Gamma — Theta — Vega — Open interest 56 Model this call Put · $0.5 Last $0.01 Breakeven $0.49 Implied vol — Delta — Gamma — Theta — Vega — Open interest 6 Model this put
79	24	—	—	$1.02		$0.01	—	—	1	19
Call · $1 In the money Last $1.02 Breakeven $2.02 Implied vol — Delta — Gamma — Theta — Vega — Open interest 79 Model this call Put · $1 Last $0.01 Breakeven $0.99 Implied vol — Delta — Gamma — Theta — Vega — Open interest 19 Model this put
161	27	—	—	$0.56		$0.01	-0.063	563.1%	100	293
Call · $1.5 In the money Last $0.56 Breakeven $2.06 Implied vol — Delta — Gamma — Theta — Vega — Open interest 161 Model this call Put · $1.5 Last $0.01 Breakeven $1.49 Implied vol 563.1% Delta -0.063 ≈6% ITM Gamma 0.251 Theta -0.048 Vega 0 Open interest 293 Model this put
3.7k	495	—	—	$0.08		$0.03	-0.261	172%	401	2.1k
Call · $2 In the money Last $0.08 Breakeven $2.08 Implied vol — Delta — Gamma — Theta — Vega — Open interest 3.7k Model this call Put · $2 Last $0.03 Breakeven $1.97 Implied vol 172% Delta -0.261 ≈26% ITM Gamma 2.17 Theta -0.038 Vega 0 Open interest 2.1k Model this put
Underlying $2.07
6.3k	295	331.5%	0.111	$0.01		$0.45	-0.741	565.9%	29	235
Call · $2.5 Last $0.01 Breakeven $2.51 Implied vol 331.5% Delta 0.111 ≈11% ITM Gamma 0.652 Theta -0.043 Vega 0 Open interest 6.3k Model this call Put · $2.5 In the money Last $0.45 Breakeven $2.05 Implied vol 565.9% Delta -0.741 ≈74% ITM Gamma 0.665 Theta -0.127 Vega 0 Open interest 235 Model this put
3.9k	25	597.8%	0.09	$0.01		$0.89	-0.747	986.6%	3	19
Call · $3 Last $0.01 Breakeven $3.01 Implied vol 597.8% Delta 0.09 ≈9% ITM Gamma 0.313 Theta -0.067 Vega 0 Open interest 3.9k Model this call Put · $3 In the money Last $0.89 Breakeven $2.11 Implied vol 986.6% Delta -0.747 ≈75% ITM Gamma 0.371 Theta -0.216 Vega 0 Open interest 19 Model this put
861	3	724.1%	0.06	$0.01		$1.62	-0.772	1228%	7	0
Call · $3.5 Last $0.01 Breakeven $3.51 Implied vol 724.1% Delta 0.06 ≈6% ITM Gamma 0.187 Theta -0.059 Vega 0 Open interest 861 Model this call Put · $3.5 In the money Last $1.62 Breakeven $1.88 Implied vol 1228% Delta -0.772 ≈77% ITM Gamma 0.281 Theta -0.254 Vega 0 Open interest 0 Model this put
109	1	910.9%	0.065	$0.01		$1.94	-0.82	1306.7%	2	2
Call · $4 Last $0.01 Breakeven $4.01 Implied vol 910.9% Delta 0.065 ≈6% ITM Gamma 0.157 Theta -0.078 Vega 0 Open interest 109 Model this call Put · $4 In the money Last $1.94 Breakeven $2.06 Implied vol 1306.7% Delta -0.82 ≈82% ITM Gamma 0.23 Theta -0.235 Vega 0 Open interest 2 Model this put
106	13	996.8%	0.047	$0.06		$2.48	-0.772	1689.5%	9	21
Call · $4.5 Last $0.06 Breakeven $4.56 Implied vol 996.8% Delta 0.047 ≈5% ITM Gamma 0.114 Theta -0.068 Vega 0 Open interest 106 Model this call Put · $4.5 In the money Last $2.48 Breakeven $2.02 Implied vol 1689.5% Delta -0.772 ≈77% ITM Gamma 0.205 Theta -0.354 Vega 0 Open interest 21 Model this put
10	1	1188.8%	0.064	$0.05		$2.94	-0.918	1259%	9	20
Call · $5 Last $0.05 Breakeven $5.05 Implied vol 1188.8% Delta 0.064 ≈6% ITM Gamma 0.12 Theta -0.102 Vega 0 Open interest 10 Model this call Put · $5 In the money Last $2.94 Breakeven $2.06 Implied vol 1259% Delta -0.918 ≈92% ITM Gamma 0.136 Theta -0.129 Vega 0 Open interest 20 Model this put
6	7	—	—	$0.02		$3.30	-1	0%	18	14
Call · $5.5 Last $0.02 Breakeven $5.52 Implied vol — Delta — Gamma — Theta — Vega — Open interest 6 Model this call Put · $5.5 In the money Last $3.30 Breakeven $2.20 Implied vol 0% Delta -1 ≈100% ITM Gamma 0 Theta 0 Vega 0 Open interest 14 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 1093691 CUSIP 72919P202 13F (30d) 253 filings 229 filers Visit website Investor relations