DIOD · Diodes Inc /Del/

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$80.29 -5.61 (-6.53%) At close · Jul 28

Market Cap

$3.69B

45.94M

Options Chain

15-min delayed Underlying $80.29 · at close Jul 28, 2026 Options Calculator

Positioning

Aug 21, 2026 · 23 days to expiry · 52 contracts

Put / call OI

0.71

Balanced positioning

Open interest

238

contracts outstanding

Volume

traded today

Max pain

$95.00

$14.71 above spot

ATM implied vol

95.6%

market's expected move

Open interest by strike

Calls Puts

100

105

110

115

120

125

130

135

140

145

150

155

160

165

170

175

180

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 23d Sep 18 51d Dec 18 142d Mar 19 233d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	—	133.8%	0.904	—		—	-0.065	109.5%	—	0
Call · $55 In the money Last — Breakeven — Implied vol 133.8% Delta 0.904 ≈90% ITM Gamma 0.006 Theta -0.105 Vega 0.029 Open interest 0 Model this call Put · $55 Last — Breakeven — Implied vol 109.5% Delta -0.065 ≈7% ITM Gamma 0.006 Theta -0.06 Vega 0.029 Open interest 0 Model this put
1	1	103.7%	0.897	$31.80		$0.57	-0.116	110.1%	2	3
Call · $60 In the money Last $31.80 Breakeven $91.80 Implied vol 103.7% Delta 0.897 ≈90% ITM Gamma 0.009 Theta -0.087 Vega 0.031 Open interest 1 Model this call Put · $60 Last $0.57 Breakeven $59.43 Implied vol 110.1% Delta -0.116 ≈12% ITM Gamma 0.009 Theta -0.093 Vega 0.046 Open interest 3 Model this put
0	—	98%	0.837	—		$1.21	-0.161	96.8%	3	20
Call · $65 In the money Last — Breakeven — Implied vol 98% Delta 0.837 ≈84% ITM Gamma 0.012 Theta -0.11 Vega 0.048 Open interest 0 Model this call Put · $65 Last $1.21 Breakeven $63.79 Implied vol 96.8% Delta -0.161 ≈16% ITM Gamma 0.012 Theta -0.102 Vega 0.048 Open interest 20 Model this put
1	1	95.1%	0.757	$35.90		$1.85	-0.231	88.1%	1	3
Call · $70 In the money Last $35.90 Breakeven $105.90 Implied vol 95.1% Delta 0.757 ≈76% ITM Gamma 0.016 Theta -0.134 Vega 0.065 Open interest 1 Model this call Put · $70 Last $1.85 Breakeven $68.15 Implied vol 88.1% Delta -0.231 ≈23% ITM Gamma 0.017 Theta -0.115 Vega 0.065 Open interest 3 Model this put
0	—	98.6%	0.658	—		$4.80	-0.34	95.5%	1	10
Call · $75 In the money Last — Breakeven — Implied vol 98.6% Delta 0.658 ≈66% ITM Gamma 0.018 Theta -0.163 Vega 0.077 Open interest 0 Model this call Put · $75 Last $4.80 Breakeven $70.20 Implied vol 95.5% Delta -0.34 ≈34% ITM Gamma 0.019 Theta -0.151 Vega 0.077 Open interest 10 Model this put
1	1	94.6%	0.557	$9.00		$6.93	-0.443	96.6%	2	11
Call · $80 In the money Last $9.00 Breakeven $89.00 Implied vol 94.6% Delta 0.557 ≈56% ITM Gamma 0.021 Theta -0.169 Vega 0.08 Open interest 1 Model this call Put · $80 Last $6.93 Breakeven $73.07 Implied vol 96.6% Delta -0.443 ≈44% ITM Gamma 0.021 Theta -0.165 Vega 0.08 Open interest 11 Model this put
Underlying $80.29
0	—	98.3%	0.463	—		$5.00	-0.544	94.3%	2	5
Call · $85 Last — Breakeven — Implied vol 98.3% Delta 0.463 ≈46% ITM Gamma 0.02 Theta -0.174 Vega 0.082 Open interest 0 Model this call Put · $85 In the money Last $5.00 Breakeven $80.00 Implied vol 94.3% Delta -0.544 ≈54% ITM Gamma 0.021 Theta -0.159 Vega 0.082 Open interest 5 Model this put
7	1	96.2%	0.369	$4.72		$13.60	-0.658	85.8%	1	4
Call · $90 Last $4.72 Breakeven $94.72 Implied vol 96.2% Delta 0.369 ≈37% ITM Gamma 0.019 Theta -0.162 Vega 0.074 Open interest 7 Model this call Put · $90 In the money Last $13.60 Breakeven $76.40 Implied vol 85.8% Delta -0.658 ≈66% ITM Gamma 0.021 Theta -0.132 Vega 0.075 Open interest 4 Model this put
7	7	100.1%	0.298	$7.10		$12.05	-0.722	94.2%	2	32
Call · $95 Last $7.10 Breakeven $102.10 Implied vol 100.1% Delta 0.298 ≈30% ITM Gamma 0.017 Theta -0.154 Vega 0.077 Open interest 7 Model this call Put · $95 In the money Last $12.05 Breakeven $82.95 Implied vol 94.2% Delta -0.722 ≈72% ITM Gamma 0.018 Theta -0.133 Vega 0.076 Open interest 32 Model this put
17	1	104.2%	0.245	$3.19		$15.30	-0.791	93%	1	2
Call · $100 Last $3.19 Breakeven $103.19 Implied vol 104.2% Delta 0.245 ≈25% ITM Gamma 0.015 Theta -0.145 Vega 0.06 Open interest 17 Model this call Put · $100 In the money Last $15.30 Breakeven $84.70 Implied vol 93% Delta -0.791 ≈79% ITM Gamma 0.015 Theta -0.11 Vega 0.06 Open interest 2 Model this put
15	5	102.2%	0.183	$5.70		—	-0.848	93.9%	—	0
Call · $105 Last $5.70 Breakeven $110.70 Implied vol 102.2% Delta 0.183 ≈18% ITM Gamma 0.013 Theta -0.12 Vega 0.062 Open interest 15 Model this call Put · $105 In the money Last — Breakeven — Implied vol 93.9% Delta -0.848 ≈85% ITM Gamma 0.013 Theta -0.091 Vega 0.041 Open interest 0 Model this put
12	5	106.2%	0.151	$1.80		$19.95	-0.899	90.5%	6	6
Call · $110 Last $1.80 Breakeven $111.80 Implied vol 106.2% Delta 0.151 ≈15% ITM Gamma 0.011 Theta -0.11 Vega 0.042 Open interest 12 Model this call Put · $110 In the money Last $19.95 Breakeven $90.05 Implied vol 90.5% Delta -0.899 ≈90% ITM Gamma 0.01 Theta -0.063 Vega 0.041 Open interest 6 Model this put
50	1	101.5%	0.102	$1.55		—	-0.933	89.9%	—	0
Call · $115 Last $1.55 Breakeven $116.55 Implied vol 101.5% Delta 0.102 ≈10% ITM Gamma 0.009 Theta -0.08 Vega 0.043 Open interest 50 Model this call Put · $115 In the money Last — Breakeven — Implied vol 89.9% Delta -0.933 ≈93% ITM Gamma 0.008 Theta -0.045 Vega 0.024 Open interest 0 Model this put
8	1	100.6%	0.074	$2.20		$21.30	-0.96	89.2%	1	1
Call · $120 Last $2.20 Breakeven $122.20 Implied vol 100.6% Delta 0.074 ≈7% ITM Gamma 0.007 Theta -0.062 Vega 0.026 Open interest 8 Model this call Put · $120 In the money Last $21.30 Breakeven $98.70 Implied vol 89.2% Delta -0.96 ≈96% ITM Gamma 0.006 Theta -0.028 Vega 0.022 Open interest 1 Model this put
3	1	100.3%	0.053	$1.80		$24.90	—	—	1	1
Call · $125 Last $1.80 Breakeven $126.80 Implied vol 100.3% Delta 0.053 ≈5% ITM Gamma 0.005 Theta -0.047 Vega 0.026 Open interest 3 Model this call Put · $125 In the money Last $24.90 Breakeven $100.10 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 Model this put
3	3	118.8%	0.074	$0.80		$19.50	—	—	1	1
Call · $130 Last $0.80 Breakeven $130.80 Implied vol 118.8% Delta 0.074 ≈7% ITM Gamma 0.006 Theta -0.073 Vega 0.027 Open interest 3 Model this call Put · $130 In the money Last $19.50 Breakeven $110.50 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 Model this put
7	5	118.1%	0.056	$4.40		—	—	—	—	0
Call · $135 Last $4.40 Breakeven $139.40 Implied vol 118.1% Delta 0.056 ≈6% ITM Gamma 0.005 Theta -0.058 Vega 0.027 Open interest 7 Model this call Put · $135 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
2	2	122.9%	0.05	$1.60		—	-0.986	102.7%	—	0
Call · $140 Last $1.60 Breakeven $141.60 Implied vol 122.9% Delta 0.05 ≈5% ITM Gamma 0.004 Theta -0.055 Vega 0.028 Open interest 2 Model this call Put · $140 In the money Last — Breakeven — Implied vol 102.7% Delta -0.986 ≈99% ITM Gamma 0.003 Theta -0.011 Vega 0.01 Open interest 0 Model this put
1	1	129.3%	0.048	$5.65		—	—	—	—	0
Call · $145 Last $5.65 Breakeven $150.65 Implied vol 129.3% Delta 0.048 ≈5% ITM Gamma 0.004 Theta -0.057 Vega 0.028 Open interest 1 Model this call Put · $145 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
4	1	132.7%	0.043	$2.40		—	—	—	—	0
Call · $150 Last $2.40 Breakeven $152.40 Implied vol 132.7% Delta 0.043 ≈4% ITM Gamma 0.003 Theta -0.053 Vega 0.014 Open interest 4 Model this call Put · $150 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	144.9%	0.052	—		—	—	—	—	0
Call · $155 Last — Breakeven — Implied vol 144.9% Delta 0.052 ≈5% ITM Gamma 0.004 Theta -0.067 Vega 0.029 Open interest 0 Model this call Put · $155 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	142.5%	0.04	—		—	—	—	—	0
Call · $160 Last — Breakeven — Implied vol 142.5% Delta 0.04 ≈4% ITM Gamma 0.003 Theta -0.054 Vega 0.015 Open interest 0 Model this call Put · $160 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	150.5%	0.043	—		—	—	—	—	0
Call · $165 Last — Breakeven — Implied vol 150.5% Delta 0.043 ≈4% ITM Gamma 0.003 Theta -0.06 Vega 0.015 Open interest 0 Model this call Put · $165 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	151.7%	0.038	—		—	—	—	—	0
Call · $170 Last — Breakeven — Implied vol 151.7% Delta 0.038 ≈4% ITM Gamma 0.003 Theta -0.055 Vega 0.015 Open interest 0 Model this call Put · $170 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	156.1%	0.037	—		—	—	—	—	0
Call · $175 Last — Breakeven — Implied vol 156.1% Delta 0.037 ≈4% ITM Gamma 0.003 Theta -0.055 Vega 0.015 Open interest 0 Model this call Put · $175 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	160.4%	0.037	—		—	—	—	—	0
Call · $180 Last — Breakeven — Implied vol 160.4% Delta 0.037 ≈4% ITM Gamma 0.002 Theta -0.056 Vega 0.015 Open interest 0 Model this call Put · $180 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 29002 CUSIP 254543101 13F (30d) 87 filings 84 filers Visit website Investor relations