GENC · Gencor Industries Inc

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$14.89 -0.34 (-2.23%) At close · Jul 27

Market Cap

$218.25M

14.66M

Options Chain

15-min delayed Underlying $14.89 · at close Jul 27, 2026 Options Calculator

Positioning

Aug 21, 2026 · 24 days to expiry · 22 contracts

Put / call OI

0.09

Call-heavy positioning

Open interest

contracts outstanding

Volume

traded today

Max pain

$15.00

$0.11 above spot

ATM implied vol

88.6%

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 24d Sep 18 52d Oct 16 80d Jan 15 171d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	—	655.2%	0.973	—		—	—	—	—	0
Call · $2.5 In the money Last — Breakeven — Implied vol 655.2% Delta 0.973 ≈97% ITM Gamma 0.002 Theta -0.035 Vega 0.003 Open interest 0 Model this call Put · $2.5 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	320%	0.961	—		$0.05	—	—	2	1
Call · $5 In the money Last — Breakeven — Implied vol 320% Delta 0.961 ≈96% ITM Gamma 0.007 Theta -0.022 Vega 0.004 Open interest 0 Model this call Put · $5 Last $0.05 Breakeven $4.95 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 Model this put
0	—	298.5%	0.903	—		—	—	—	—	0
Call · $7.5 In the money Last — Breakeven — Implied vol 298.5% Delta 0.903 ≈90% ITM Gamma 0.015 Theta -0.042 Vega 0.007 Open interest 0 Model this call Put · $7.5 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	—	—	—		—	—	—	—	0
Call · $10 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $10 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	78.3%	0.851	—		—	—	—	—	0
Call · $12.5 In the money Last — Breakeven — Implied vol 78.3% Delta 0.851 ≈85% ITM Gamma 0.077 Theta -0.016 Vega 0.009 Open interest 0 Model this call Put · $12.5 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
Underlying $14.89
20	2	40.9%	0.545	$1.30		$1.08	-0.425	136.3%	1	1
Call · $15 Last $1.30 Breakeven $16.30 Implied vol 40.9% Delta 0.545 ≈54% ITM Gamma 0.256 Theta -0.014 Vega 0.015 Open interest 20 Model this call Put · $15 In the money Last $1.08 Breakeven $13.92 Implied vol 136.3% Delta -0.425 ≈42% ITM Gamma 0.076 Theta -0.043 Vega 0.015 Open interest 1 Model this put
1	1	77.9%	0.258	$0.15		—	-0.789	66%	—	0
Call · $17.5 Last $0.15 Breakeven $17.65 Implied vol 77.9% Delta 0.258 ≈26% ITM Gamma 0.11 Theta -0.021 Vega 0.011 Open interest 1 Model this call Put · $17.5 In the money Last — Breakeven — Implied vol 66% Delta -0.789 ≈79% ITM Gamma 0.117 Theta -0.014 Vega 0.011 Open interest 0 Model this put
2	2	—	—	$0.10		—	—	—	—	0
Call · $20 Last $0.10 Breakeven $20.10 Implied vol — Delta — Gamma — Theta — Vega — Open interest 2 Model this call Put · $20 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	—	—	—		—	-0.783	159.3%	—	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 159.3% Delta -0.783 ≈78% ITM Gamma 0.049 Theta -0.036 Vega 0.012 Open interest 0 Model this put
0	—	—	—	—		—	-0.895	140.6%	—	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 140.6% Delta -0.895 ≈90% ITM Gamma 0.035 Theta -0.019 Vega 0.008 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

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 64472 CUSIP 368678108 13F (30d) 11 filings 11 filers Visit website