O · Realty Income Corp

Track O — free Ask ALVIS about O

$63.87 -0.56 (-0.87%) At close · Jul 31

Market Cap

$59.56B

932.49M

Options Chain

15-min delayed Underlying $63.87 · at close Jul 31, 2026 Options Calculator

Positioning

Aug 21, 2026 · 20 days to expiry · 36 contracts

Put / call OI

0.84

Balanced positioning

Open interest

27,740

contracts outstanding

Volume

1,766

traded today

Max pain

$62.50

$1.37 below spot

ATM implied vol

18.5%

market's expected move

Open interest by strike

Calls Puts

42.5

47.5

52.5

57.5

62.5

67.5

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 20d Sep 18 48d Dec 18 139d Jan 15 167d Mar 19 230d Jun 17 320d Jan 21 538d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	4	—	—	$29.02		$0.05	—	—	2	7
Call · $35 In the money Last $29.02 Breakeven $64.02 Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $35 Last $0.05 Breakeven $34.95 Implied vol — Delta — Gamma — Theta — Vega — Open interest 7 Model this put
0	2	—	—	$24.02		$0.04	—	—	1	12
Call · $40 In the money Last $24.02 Breakeven $64.02 Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $40 Last $0.04 Breakeven $39.96 Implied vol — Delta — Gamma — Theta — Vega — Open interest 12 Model this put
0	5	—	—	$20.70		$0.05	—	—	2	8
Call · $42.5 In the money Last $20.70 Breakeven $63.20 Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $42.5 Last $0.05 Breakeven $42.45 Implied vol — Delta — Gamma — Theta — Vega — Open interest 8 Model this put
0	—	82.9%	0.975	—		$0.05	—	—	1	18
Call · $45 In the money Last — Breakeven — Implied vol 82.9% Delta 0.975 ≈98% ITM Gamma 0.005 Theta -0.015 Vega 0.011 Open interest 0 Model this call Put · $45 Last $0.05 Breakeven $44.95 Implied vol — Delta — Gamma — Theta — Vega — Open interest 18 Model this put
0	—	71.4%	0.972	—		$0.10	—	—	1	6
Call · $47.5 In the money Last — Breakeven — Implied vol 71.4% Delta 0.972 ≈97% ITM Gamma 0.007 Theta -0.015 Vega 0.012 Open interest 0 Model this call Put · $47.5 Last $0.10 Breakeven $47.40 Implied vol — Delta — Gamma — Theta — Vega — Open interest 6 Model this put
0	3	60.5%	0.967	$10.50		$0.08	-0.028	57.8%	1	336
Call · $50 In the money Last $10.50 Breakeven $60.50 Implied vol 60.5% Delta 0.967 ≈97% ITM Gamma 0.009 Theta -0.014 Vega 0.012 Open interest 0 Model this call Put · $50 Last $0.08 Breakeven $49.92 Implied vol 57.8% Delta -0.028 ≈3% ITM Gamma 0.007 Theta -0.014 Vega 0.014 Open interest 336 Model this put
0	—	50.2%	0.961	—		$0.03	-0.027	45.6%	1	20
Call · $52.5 In the money Last — Breakeven — Implied vol 50.2% Delta 0.961 ≈96% ITM Gamma 0.012 Theta -0.013 Vega 0.013 Open interest 0 Model this call Put · $52.5 Last $0.03 Breakeven $52.47 Implied vol 45.6% Delta -0.027 ≈3% ITM Gamma 0.009 Theta -0.011 Vega 0.007 Open interest 20 Model this put
0	10	62.6%	0.864	$8.80		$0.08	-0.041	37.8%	12	838
Call · $55 In the money Last $8.80 Breakeven $63.80 Implied vol 62.6% Delta 0.864 ≈86% ITM Gamma 0.024 Theta -0.048 Vega 0.037 Open interest 0 Model this call Put · $55 Last $0.08 Breakeven $54.92 Implied vol 37.8% Delta -0.041 ≈4% ITM Gamma 0.015 Theta -0.012 Vega 0.015 Open interest 838 Model this put
58	120	30.8%	0.94	$6.60		$0.04	-0.043	26.8%	36	985
Call · $57.5 In the money Last $6.60 Breakeven $64.10 Implied vol 30.8% Delta 0.94 ≈94% ITM Gamma 0.029 Theta -0.012 Vega 0.014 Open interest 58 Model this call Put · $57.5 Last $0.04 Breakeven $57.46 Implied vol 26.8% Delta -0.043 ≈4% ITM Gamma 0.023 Theta -0.009 Vega 0.015 Open interest 985 Model this put
557	21	29.8%	0.826	$4.25		$0.15	-0.097	21%	118	2.7k
Call · $60 In the money Last $4.25 Breakeven $64.25 Implied vol 29.8% Delta 0.826 ≈83% ITM Gamma 0.059 Theta -0.026 Vega 0.039 Open interest 557 Model this call Put · $60 Last $0.15 Breakeven $59.85 Implied vol 21% Delta -0.097 ≈10% ITM Gamma 0.054 Theta -0.014 Vega 0.026 Open interest 2.7k Model this put
2.6k	98	22.4%	0.674	$2.12		$0.57	-0.303	19.1%	143	6.1k
Call · $62.5 In the money Last $2.12 Breakeven $64.62 Implied vol 22.4% Delta 0.674 ≈67% ITM Gamma 0.109 Theta -0.028 Vega 0.052 Open interest 2.6k Model this call Put · $62.5 Last $0.57 Breakeven $61.93 Implied vol 19.1% Delta -0.303 ≈30% ITM Gamma 0.122 Theta -0.026 Vega 0.052 Open interest 6.1k Model this put
Underlying $63.87
5.8k	275	19.8%	0.365	$0.75		$1.66	-0.656	17.1%	76	1.5k
Call · $65 Last $0.75 Breakeven $65.75 Implied vol 19.8% Delta 0.365 ≈36% ITM Gamma 0.129 Theta -0.027 Vega 0.059 Open interest 5.8k Model this call Put · $65 In the money Last $1.66 Breakeven $63.34 Implied vol 17.1% Delta -0.656 ≈66% ITM Gamma 0.145 Theta -0.026 Vega 0.052 Open interest 1.5k Model this put
5.1k	726	19.7%	0.121	$0.20		$3.90	-0.866	20.7%	41	174
Call · $67.5 Last $0.20 Breakeven $67.70 Implied vol 19.7% Delta 0.121 ≈12% ITM Gamma 0.069 Theta -0.015 Vega 0.027 Open interest 5.1k Model this call Put · $67.5 In the money Last $3.90 Breakeven $63.60 Implied vol 20.7% Delta -0.866 ≈87% ITM Gamma 0.07 Theta -0.019 Vega 0.027 Open interest 174 Model this put
899	3	25%	0.062	$0.05		$4.43	-0.932	25.5%	26	51
Call · $70 Last $0.05 Breakeven $70.05 Implied vol 25% Delta 0.062 ≈6% ITM Gamma 0.033 Theta -0.011 Vega 0.016 Open interest 899 Model this call Put · $70 In the money Last $4.43 Breakeven $65.57 Implied vol 25.5% Delta -0.932 ≈93% ITM Gamma 0.033 Theta -0.015 Vega 0.016 Open interest 51 Model this put
54	35	—	—	$0.04		—	-0.904	49.7%	—	0
Call · $75 Last $0.04 Breakeven $75.04 Implied vol — Delta — Gamma — Theta — Vega — Open interest 54 Model this call Put · $75 In the money Last — Breakeven — Implied vol 49.7% Delta -0.904 ≈90% ITM Gamma 0.022 Theta -0.033 Vega 0.028 Open interest 0 Model this put
1	1	—	—	$0.10		—	-0.919	65.2%	—	0
Call · $80 Last $0.10 Breakeven $80.10 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 Model this call Put · $80 In the money Last — Breakeven — Implied vol 65.2% Delta -0.919 ≈92% ITM Gamma 0.015 Theta -0.037 Vega 0.029 Open interest 0 Model this put
9	1	—	—	$0.05		—	-0.929	77.6%	—	0
Call · $85 Last $0.05 Breakeven $85.05 Implied vol — Delta — Gamma — Theta — Vega — Open interest 9 Model this call Put · $85 In the money Last — Breakeven — Implied vol 77.6% Delta -0.929 ≈93% ITM Gamma 0.011 Theta -0.04 Vega 0.018 Open interest 0 Model this put
7	1	—	—	$0.05		—	-0.935	89.2%	—	0
Call · $90 Last $0.05 Breakeven $90.05 Implied vol — Delta — Gamma — Theta — Vega — Open interest 7 Model this call Put · $90 In the money Last — Breakeven — Implied vol 89.2% Delta -0.935 ≈94% ITM Gamma 0.009 Theta -0.042 Vega 0.018 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 726728 CUSIP 756109104 13F (30d) 684 filings 642 filers Visit website Investor relations