EQR · Equity Residential

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$67.88 -0.40 (-0.59%) At close · Jul 24

Market Cap

$25.43B

374.67M

Options Chain

15-min delayed Underlying $67.88 · today Options Calculator

Positioning

Aug 21, 2026 · 26 days to expiry · 46 contracts

Put / call OI

0.25

Call-heavy positioning

Open interest

4,502

contracts outstanding

Volume

traded today

Max pain

$65.00

$2.88 below spot

ATM implied vol

27.5%

market's expected move

Open interest by strike

Calls Puts

37.5

42.5

47.5

52.5

57.5

62.5

67.5

72.5

77.5

100

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 26d Sep 18 54d Oct 16 82d Dec 18 145d Jan 15 173d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	1	122.9%	0.986	$33.00		$0.05	—	—	1	3
Call · $35 In the money Last $33.00 Breakeven $68.00 Implied vol 122.9% Delta 0.986 ≈99% ITM Gamma 0.002 Theta -0.013 Vega 0.006 Open interest 0 Model this call Put · $35 Last $0.05 Breakeven $34.95 Implied vol — Delta — Gamma — Theta — Vega — Open interest 3 Model this put
0	—	111.2%	0.985	—		$0.20	—	—	1	1
Call · $37.5 In the money Last — Breakeven — Implied vol 111.2% Delta 0.985 ≈98% ITM Gamma 0.002 Theta -0.013 Vega 0.006 Open interest 0 Model this call Put · $37.5 Last $0.20 Breakeven $37.30 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 Model this put
0	—	100.2%	0.983	—		—	—	—	—	0
Call · $40 In the money Last — Breakeven — Implied vol 100.2% Delta 0.983 ≈98% ITM Gamma 0.003 Theta -0.012 Vega 0.007 Open interest 0 Model this call Put · $40 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	90%	0.981	—		—	—	—	—	0
Call · $42.5 In the money Last — Breakeven — Implied vol 90% Delta 0.981 ≈98% ITM Gamma 0.003 Theta -0.012 Vega 0.007 Open interest 0 Model this call Put · $42.5 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	80.3%	0.979	—		—	—	—	—	0
Call · $45 In the money Last — Breakeven — Implied vol 80.3% Delta 0.979 ≈98% ITM Gamma 0.004 Theta -0.012 Vega 0.007 Open interest 0 Model this call Put · $45 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	71.2%	0.977	—		$0.75	-0.041	81.3%	1	1
Call · $47.5 In the money Last — Breakeven — Implied vol 71.2% Delta 0.977 ≈98% ITM Gamma 0.005 Theta -0.012 Vega 0.007 Open interest 0 Model this call Put · $47.5 Last $0.75 Breakeven $46.75 Implied vol 81.3% Delta -0.041 ≈4% ITM Gamma 0.006 Theta -0.025 Vega 0.016 Open interest 1 Model this put
0	—	62.2%	0.974	—		—	-0.061	79.4%	—	0
Call · $50 In the money Last — Breakeven — Implied vol 62.2% Delta 0.974 ≈97% ITM Gamma 0.006 Theta -0.011 Vega 0.014 Open interest 0 Model this call Put · $50 Last — Breakeven — Implied vol 79.4% Delta -0.061 ≈6% ITM Gamma 0.008 Theta -0.033 Vega 0.028 Open interest 0 Model this put
0	5	53.2%	0.971	$14.90		$0.52	-0.069	68.8%	2	0
Call · $52.5 In the money Last $14.90 Breakeven $67.40 Implied vol 53.2% Delta 0.971 ≈97% ITM Gamma 0.007 Theta -0.011 Vega 0.015 Open interest 0 Model this call Put · $52.5 Last $0.52 Breakeven $51.98 Implied vol 68.8% Delta -0.069 ≈7% ITM Gamma 0.011 Theta -0.032 Vega 0.028 Open interest 0 Model this put
0	—	44.6%	0.966	—		$1.70	-0.14	79.9%	1	22
Call · $55 In the money Last — Breakeven — Implied vol 44.6% Delta 0.966 ≈97% ITM Gamma 0.01 Theta -0.01 Vega 0.016 Open interest 0 Model this call Put · $55 Last $1.70 Breakeven $53.30 Implied vol 79.9% Delta -0.14 ≈14% ITM Gamma 0.015 Theta -0.061 Vega 0.043 Open interest 22 Model this put
0	2	39.3%	0.948	$6.77		$0.65	-0.076	44.8%	4	28
Call · $57.5 In the money Last $6.77 Breakeven $64.27 Implied vol 39.3% Delta 0.948 ≈95% ITM Gamma 0.015 Theta -0.013 Vega 0.017 Open interest 0 Model this call Put · $57.5 Last $0.65 Breakeven $56.85 Implied vol 44.8% Delta -0.076 ≈8% ITM Gamma 0.017 Theta -0.022 Vega 0.03 Open interest 28 Model this put
6	1	36.3%	0.904	$9.88		$0.25	-0.153	47.4%	5	65
Call · $60 In the money Last $9.88 Breakeven $69.88 Implied vol 36.3% Delta 0.904 ≈90% ITM Gamma 0.026 Theta -0.02 Vega 0.03 Open interest 6 Model this call Put · $60 Last $0.25 Breakeven $59.75 Implied vol 47.4% Delta -0.153 ≈15% ITM Gamma 0.027 Theta -0.039 Vega 0.046 Open interest 65 Model this put
11	9	29.7%	0.857	$7.00		$0.40	-0.139	29.3%	1	314
Call · $62.5 In the money Last $7.00 Breakeven $69.50 Implied vol 29.7% Delta 0.857 ≈86% ITM Gamma 0.042 Theta -0.022 Vega 0.046 Open interest 11 Model this call Put · $62.5 Last $0.40 Breakeven $62.10 Implied vol 29.3% Delta -0.139 ≈14% ITM Gamma 0.042 Theta -0.023 Vega 0.047 Open interest 314 Model this put
307	1	29.7%	0.715	$4.55		$0.75	-0.261	26.2%	1	307
Call · $65 In the money Last $4.55 Breakeven $69.55 Implied vol 29.7% Delta 0.715 ≈72% ITM Gamma 0.063 Theta -0.034 Vega 0.062 Open interest 307 Model this call Put · $65 Last $0.75 Breakeven $64.25 Implied vol 26.2% Delta -0.261 ≈26% ITM Gamma 0.068 Theta -0.03 Vega 0.062 Open interest 307 Model this put
518	11	23.2%	0.543	$2.20		$1.50	-0.459	31.7%	1	136
Call · $67.5 In the money Last $2.20 Breakeven $69.70 Implied vol 23.2% Delta 0.543 ≈54% ITM Gamma 0.094 Theta -0.031 Vega 0.072 Open interest 518 Model this call Put · $67.5 Last $1.50 Breakeven $66.00 Implied vol 31.7% Delta -0.459 ≈46% ITM Gamma 0.069 Theta -0.044 Vega 0.072 Open interest 136 Model this put
Underlying $67.88
569	6	22.2%	0.311	$0.90		$2.10	-0.684	22.5%	3	14
Call · $70 Last $0.90 Breakeven $70.90 Implied vol 22.2% Delta 0.311 ≈31% ITM Gamma 0.087 Theta -0.027 Vega 0.064 Open interest 569 Model this call Put · $70 In the money Last $2.10 Breakeven $67.90 Implied vol 22.5% Delta -0.684 ≈68% ITM Gamma 0.086 Theta -0.028 Vega 0.064 Open interest 14 Model this put
2.1k	1	27.2%	0.194	$0.77		$4.50	—	—	2	9
Call · $72.5 Last $0.77 Breakeven $73.27 Implied vol 27.2% Delta 0.194 ≈19% ITM Gamma 0.055 Theta -0.026 Vega 0.05 Open interest 2.1k Model this call Put · $72.5 In the money Last $4.50 Breakeven $68.00 Implied vol — Delta — Gamma — Theta — Vega — Open interest 9 Model this put
81	1	26.9%	0.088	$0.05		—	-0.923	25.6%	—	0
Call · $75 Last $0.05 Breakeven $75.05 Implied vol 26.9% Delta 0.088 ≈9% ITM Gamma 0.033 Theta -0.015 Vega 0.034 Open interest 81 Model this call Put · $75 In the money Last — Breakeven — Implied vol 25.6% Delta -0.923 ≈92% ITM Gamma 0.031 Theta -0.013 Vega 0.034 Open interest 0 Model this put
0	—	—	—	—		—	-0.949	29.2%	—	0
Call · $77.5 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $77.5 In the money Last — Breakeven — Implied vol 29.2% Delta -0.949 ≈95% ITM Gamma 0.019 Theta -0.01 Vega 0.02 Open interest 0 Model this put
2	2	42.4%	0.08	$0.05		—	-0.971	31.6%	—	0
Call · $80 Last $0.05 Breakeven $80.05 Implied vol 42.4% Delta 0.08 ≈8% ITM Gamma 0.019 Theta -0.022 Vega 0.035 Open interest 2 Model this call Put · $80 In the money Last — Breakeven — Implied vol 31.6% Delta -0.971 ≈97% ITM Gamma 0.011 Theta -0.007 Vega 0.01 Open interest 0 Model this put
0	—	—	—	—		—	-0.975	41.4%	—	0
Call · $85 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $85 In the money Last — Breakeven — Implied vol 41.4% Delta -0.975 ≈98% ITM Gamma 0.008 Theta -0.008 Vega 0.01 Open interest 0 Model this put
0	—	—	—	—		—	-0.978	50.6%	—	0
Call · $90 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $90 In the money Last — Breakeven — Implied vol 50.6% Delta -0.978 ≈98% ITM Gamma 0.006 Theta -0.008 Vega 0.01 Open interest 0 Model this put
0	—	—	—	—		—	-0.98	59.2%	—	0
Call · $95 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $95 In the money Last — Breakeven — Implied vol 59.2% Delta -0.98 ≈98% ITM Gamma 0.005 Theta -0.009 Vega 0.01 Open interest 0 Model this put
0	—	—	—	—		—	-0.994	58.1%	—	0
Call · $100 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $100 In the money Last — Breakeven — Implied vol 58.1% Delta -0.994 ≈99% ITM Gamma 0.002 Theta -0.002 Vega 0.004 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 906107 CUSIP 29476L107 13F (30d) 153 filings 151 filers Visit website Investor relations