SGI · Somnigroup International Inc.

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$72.86 +1.30 (+1.82%) At close · Jul 27

Market Cap

$15.05B

210.34M

Options Chain

15-min delayed Underlying $72.86 · today Options Calculator

Positioning

Aug 21, 2026 · 24 days to expiry · 44 contracts

Put / call OI

0.08

Call-heavy positioning

Open interest

32,711

contracts outstanding

Volume

5,462

traded today

Max pain

$70.00

$2.86 below spot

ATM implied vol

59.4%

market's expected move

Open interest by strike

Calls Puts

100

105

110

115

120

125

130

135

140

145

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 24d Sep 18 52d Nov 20 115d Dec 18 143d Jan 15 171d Feb 19 206d Mar 19 234d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
10	10	—	—	$38.67		$0.20	-0.039	148.4%	1	1
Call · $40 In the money Last $38.67 Breakeven $78.67 Implied vol — Delta — Gamma — Theta — Vega — Open interest 10 Model this call Put · $40 Last $0.20 Breakeven $39.80 Implied vol 148.4% Delta -0.039 ≈4% ITM Gamma 0.003 Theta -0.048 Vega 0.014 Open interest 1 Model this put
0	—	—	—	—		$0.25	-0.028	106%	1	1
Call · $45 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $45 Last $0.25 Breakeven $44.75 Implied vol 106% Delta -0.028 ≈3% ITM Gamma 0.003 Theta -0.026 Vega 0.015 Open interest 1 Model this put
0	—	68.1%	0.987	—		$0.25	-0.068	107.7%	1	11
Call · $50 In the money Last — Breakeven — Implied vol 68.1% Delta 0.987 ≈99% ITM Gamma 0.002 Theta -0.011 Vega 0.008 Open interest 0 Model this call Put · $50 Last $0.25 Breakeven $49.75 Implied vol 107.7% Delta -0.068 ≈7% ITM Gamma 0.006 Theta -0.054 Vega 0.027 Open interest 11 Model this put
0	—	75.2%	0.94	—		$0.53	-0.089	88.4%	1	144
Call · $55 In the money Last — Breakeven — Implied vol 75.2% Delta 0.94 ≈94% ITM Gamma 0.008 Theta -0.038 Vega 0.029 Open interest 0 Model this call Put · $55 Last $0.53 Breakeven $54.47 Implied vol 88.4% Delta -0.089 ≈9% ITM Gamma 0.01 Theta -0.054 Vega 0.029 Open interest 144 Model this put
3	1	67.1%	0.889	$8.58		$1.25	-0.121	70.5%	50	266
Call · $60 In the money Last $8.58 Breakeven $68.58 Implied vol 67.1% Delta 0.889 ≈89% ITM Gamma 0.015 Theta -0.053 Vega 0.03 Open interest 3 Model this call Put · $60 Last $1.25 Breakeven $58.75 Implied vol 70.5% Delta -0.121 ≈12% ITM Gamma 0.015 Theta -0.054 Vega 0.045 Open interest 266 Model this put
7	1	66.2%	0.777	$13.95		$2.80	-0.216	64.2%	31	268
Call · $65 In the money Last $13.95 Breakeven $78.95 Implied vol 66.2% Delta 0.777 ≈78% ITM Gamma 0.024 Theta -0.08 Vega 0.061 Open interest 7 Model this call Put · $65 Last $2.80 Breakeven $62.20 Implied vol 64.2% Delta -0.216 ≈22% ITM Gamma 0.024 Theta -0.072 Vega 0.061 Open interest 268 Model this put
3.8k	2	59.8%	0.637	$5.40		$2.89	-0.365	60.9%	1	1.2k
Call · $70 In the money Last $5.40 Breakeven $75.40 Implied vol 59.8% Delta 0.637 ≈64% ITM Gamma 0.033 Theta -0.09 Vega 0.073 Open interest 3.8k Model this call Put · $70 Last $2.89 Breakeven $67.11 Implied vol 60.9% Delta -0.365 ≈36% ITM Gamma 0.033 Theta -0.086 Vega 0.073 Open interest 1.2k Model this put
Underlying $72.86
8.9k	1.3k	59.4%	0.463	$3.90		$6.50	-0.538	59.3%	3	354
Call · $75 Last $3.90 Breakeven $78.90 Implied vol 59.4% Delta 0.463 ≈46% ITM Gamma 0.035 Theta -0.093 Vega 0.076 Open interest 8.9k Model this call Put · $75 In the money Last $6.50 Breakeven $68.50 Implied vol 59.3% Delta -0.538 ≈54% ITM Gamma 0.036 Theta -0.088 Vega 0.076 Open interest 354 Model this put
7.3k	2.5k	57.4%	0.297	$1.80		$7.60	-0.689	61.2%	4	199
Call · $80 Last $1.80 Breakeven $81.80 Implied vol 57.4% Delta 0.297 ≈30% ITM Gamma 0.032 Theta -0.078 Vega 0.069 Open interest 7.3k Model this call Put · $80 In the money Last $7.60 Breakeven $72.40 Implied vol 61.2% Delta -0.689 ≈69% ITM Gamma 0.031 Theta -0.079 Vega 0.069 Open interest 199 Model this put
3k	1.5k	60.4%	0.188	$1.00		$23.20	-0.823	58.8%	4	36
Call · $85 Last $1.00 Breakeven $86.00 Implied vol 60.4% Delta 0.188 ≈19% ITM Gamma 0.024 Theta -0.064 Vega 0.055 Open interest 3k Model this call Put · $85 In the money Last $23.20 Breakeven $61.80 Implied vol 58.8% Delta -0.823 ≈82% ITM Gamma 0.024 Theta -0.055 Vega 0.054 Open interest 36 Model this put
285	1	65.5%	0.128	$0.45		$22.72	-0.884	63.7%	1	45
Call · $90 Last $0.45 Breakeven $90.45 Implied vol 65.5% Delta 0.128 ≈13% ITM Gamma 0.017 Theta -0.053 Vega 0.038 Open interest 285 Model this call Put · $90 In the money Last $22.72 Breakeven $67.28 Implied vol 63.7% Delta -0.884 ≈88% ITM Gamma 0.017 Theta -0.043 Vega 0.037 Open interest 45 Model this put
53	1	73.6%	0.1	$0.58		$13.70	-0.928	67.6%	12	12
Call · $95 Last $0.58 Breakeven $95.58 Implied vol 73.6% Delta 0.1 ≈10% ITM Gamma 0.013 Theta -0.05 Vega 0.039 Open interest 53 Model this call Put · $95 In the money Last $13.70 Breakeven $81.30 Implied vol 67.6% Delta -0.928 ≈93% ITM Gamma 0.012 Theta -0.032 Vega 0.021 Open interest 12 Model this put
6.7k	1	85.6%	0.095	$0.10		—	-0.975	63.1%	—	0
Call · $100 Last $0.10 Breakeven $100.10 Implied vol 85.6% Delta 0.095 ≈10% ITM Gamma 0.01 Theta -0.056 Vega 0.04 Open interest 6.7k Model this call Put · $100 In the money Last — Breakeven — Implied vol 63.1% Delta -0.975 ≈98% ITM Gamma 0.007 Theta -0.011 Vega 0.009 Open interest 0 Model this put
32	21	86.5%	0.067	$0.10		—	-0.96	78.8%	—	0
Call · $105 Last $0.10 Breakeven $105.10 Implied vol 86.5% Delta 0.067 ≈7% ITM Gamma 0.008 Theta -0.043 Vega 0.023 Open interest 32 Model this call Put · $105 In the money Last — Breakeven — Implied vol 78.8% Delta -0.96 ≈96% ITM Gamma 0.007 Theta -0.022 Vega 0.02 Open interest 0 Model this put
28	27	93.6%	0.059	$0.04		—	-0.963	87.2%	—	0
Call · $110 Last $0.04 Breakeven $110.04 Implied vol 93.6% Delta 0.059 ≈6% ITM Gamma 0.007 Theta -0.042 Vega 0.024 Open interest 28 Model this call Put · $110 In the money Last — Breakeven — Implied vol 87.2% Delta -0.963 ≈96% ITM Gamma 0.006 Theta -0.023 Vega 0.02 Open interest 0 Model this put
4	1	112.8%	0.079	$0.45		—	-0.959	97.7%	—	0
Call · $115 Last $0.45 Breakeven $115.45 Implied vol 112.8% Delta 0.079 ≈8% ITM Gamma 0.007 Theta -0.065 Vega 0.024 Open interest 4 Model this call Put · $115 In the money Last — Breakeven — Implied vol 97.7% Delta -0.959 ≈96% ITM Gamma 0.006 Theta -0.029 Vega 0.022 Open interest 0 Model this put
2	2	108%	0.05	$2.80		—	-0.961	105.4%	—	0
Call · $120 Last $2.80 Breakeven $122.80 Implied vol 108% Delta 0.05 ≈5% ITM Gamma 0.005 Theta -0.043 Vega 0.025 Open interest 2 Model this call Put · $120 In the money Last — Breakeven — Implied vol 105.4% Delta -0.961 ≈96% ITM Gamma 0.005 Theta -0.03 Vega 0.021 Open interest 0 Model this put
0	—	—	—	—		—	-0.963	112.5%	—	0
Call · $125 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $125 In the money Last — Breakeven — Implied vol 112.5% Delta -0.963 ≈96% ITM Gamma 0.004 Theta -0.031 Vega 0.012 Open interest 0 Model this put
0	—	—	—	—		—	-0.964	118.7%	—	0
Call · $130 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $130 In the money Last — Breakeven — Implied vol 118.7% Delta -0.964 ≈96% ITM Gamma 0.004 Theta -0.031 Vega 0.012 Open interest 0 Model this put
0	—	—	—	—		—	-0.97	120.4%	—	0
Call · $135 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $135 In the money Last — Breakeven — Implied vol 120.4% Delta -0.97 ≈97% ITM Gamma 0.004 Theta -0.026 Vega 0.012 Open interest 0 Model this put
0	—	—	—	—		—	-0.966	130.3%	—	0
Call · $140 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $140 In the money Last — Breakeven — Implied vol 130.3% Delta -0.966 ≈97% ITM Gamma 0.004 Theta -0.032 Vega 0.012 Open interest 0 Model this put
0	—	—	—	—		—	-0.967	135.9%	—	0
Call · $145 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $145 In the money Last — Breakeven — Implied vol 135.9% Delta -0.967 ≈97% ITM Gamma 0.003 Theta -0.033 Vega 0.013 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 1206264 CUSIP 88023U101 13F (30d) 88 filings 88 filers Visit website Investor relations