AMT · American Tower Corp /Ma/

Track AMT — free

$175.58 +1.39 (+0.80%) At close · Aug 14

Market Cap

$81.86B

465.89M

Options Chain

Underlying $175.58 · at close Aug 14, 2026 Options Calculator

Positioning

Aug 21, 2026 · 5 days to expiry · 58 contracts · mixed snapshot sessions · May 22, 2026–Aug 14, 2026; 19 unknown

Put / call OI

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dated and unknown snapshot sessions

Open interest

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dated and unknown snapshot sessions

Volume

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dated and unknown snapshot sessions

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 5d Sep 18 33d Oct 16 61d Nov 20 96d Dec 18 124d Jan 15 152d Mar 19 215d Jun 17 305d Oct 15 425d Jan 21 523d Apr 21 614d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	—	212.8%	0.987	—		$0.10	—	—	2	2
Call · $100 In the money Snapshot session Unknown Last — Breakeven — Implied vol 212.8% Delta 0.987 ≈99% ITM Gamma 0.001 Theta -0.127 Vega 0.008 Open interest 0 Model this call Put · $100 Snapshot session Aug 11, 2026 Last $0.10 Breakeven $99.90 Implied vol — Delta — Gamma — Theta — Vega — Open interest 2 Model this put
0	—	157.3%	0.997	—		$0.10	—	—	2	2
Call · $105 In the money Snapshot session Unknown Last — Breakeven — Implied vol 157.3% Delta 0.997 ≈100% ITM Gamma 0 Theta -0.021 Vega 0.003 Open interest 0 Model this call Put · $105 Snapshot session Aug 11, 2026 Last $0.10 Breakeven $104.90 Implied vol — Delta — Gamma — Theta — Vega — Open interest 2 Model this put
0	—	—	—	—		$0.10	—	—	2	2
Call · $110 In the money Snapshot session Unknown Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $110 Snapshot session Aug 11, 2026 Last $0.10 Breakeven $109.90 Implied vol — Delta — Gamma — Theta — Vega — Open interest 2 Model this put
0	—	—	—	—		—	—	—	—	0
Call · $115 In the money Snapshot session Unknown Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $115 Snapshot session Unknown Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	144.7%	0.985	—		$0.40	-0.057	207.9%	50	50
Call · $120 In the money Snapshot session Unknown Last — Breakeven — Implied vol 144.7% Delta 0.985 ≈98% ITM Gamma 0.001 Theta -0.098 Vega 0.009 Open interest 0 Model this call Put · $120 Snapshot session May 26, 2026 Last $0.40 Breakeven $119.60 Implied vol 207.9% Delta -0.057 ≈6% ITM Gamma 0.002 Theta -0.452 Vega 0.033 Open interest 50 Model this put
0	—	118.7%	0.991	—		—	-0.03	150.2%	—	0
Call · $125 In the money Snapshot session Unknown Last — Breakeven — Implied vol 118.7% Delta 0.991 ≈99% ITM Gamma 0.001 Theta -0.05 Vega 0.004 Open interest 0 Model this call Put · $125 Snapshot session Unknown Last — Breakeven — Implied vol 150.2% Delta -0.03 ≈3% ITM Gamma 0.002 Theta -0.191 Vega 0.019 Open interest 0 Model this put
0	—	94.2%	0.996	—		$0.06	-0.013	110.9%	1	24
Call · $130 In the money Snapshot session Unknown Last — Breakeven — Implied vol 94.2% Delta 0.996 ≈100% ITM Gamma 0.001 Theta -0.019 Vega 0.004 Open interest 0 Model this call Put · $130 Snapshot session Jul 28, 2026 Last $0.06 Breakeven $129.94 Implied vol 110.9% Delta -0.013 ≈1% ITM Gamma 0.001 Theta -0.071 Vega 0.01 Open interest 24 Model this put
0	—	83.1%	0.995	—		$0.10	-0.044	126.5%	1	38
Call · $135 In the money Snapshot session Unknown Last — Breakeven — Implied vol 83.1% Delta 0.995 ≈100% ITM Gamma 0.001 Theta -0.018 Vega 0.004 Open interest 0 Model this call Put · $135 Snapshot session Aug 11, 2026 Last $0.10 Breakeven $134.90 Implied vol 126.5% Delta -0.044 ≈4% ITM Gamma 0.003 Theta -0.22 Vega 0.02 Open interest 38 Model this put
2	2	—	—	$26.70		$0.05	-0.036	102.5%	3	80
Call · $140 In the money Snapshot session Jun 30, 2026 Last $26.70 Breakeven $166.70 Implied vol — Delta — Gamma — Theta — Vega — Open interest 2 Model this call Put · $140 Snapshot session Aug 7, 2026 Last $0.05 Breakeven $139.95 Implied vol 102.5% Delta -0.036 ≈4% ITM Gamma 0.003 Theta -0.151 Vega 0.02 Open interest 80 Model this put
1	1	—	—	$20.97		$0.05	-0.022	76.9%	6	143
Call · $145 In the money Snapshot session Jul 21, 2026 Last $20.97 Breakeven $165.97 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 Model this call Put · $145 Snapshot session Aug 11, 2026 Last $0.05 Breakeven $144.95 Implied vol 76.9% Delta -0.022 ≈2% ITM Gamma 0.003 Theta -0.076 Vega 0.01 Open interest 143 Model this put
7	2	70.5%	0.965	$24.74		$0.03	-0.029	67.6%	1	446
Call · $150 In the money Snapshot session Aug 4, 2026 Last $24.74 Breakeven $174.74 Implied vol 70.5% Delta 0.965 ≈96% ITM Gamma 0.005 Theta -0.1 Vega 0.021 Open interest 7 Model this call Put · $150 Snapshot session Aug 14, 2026 Last $0.03 Breakeven $149.97 Implied vol 67.6% Delta -0.029 ≈3% ITM Gamma 0.004 Theta -0.084 Vega 0.021 Open interest 446 Model this put
3	1	57.9%	0.958	$19.60		$0.04	-0.034	55.1%	53	337
Call · $155 In the money Snapshot session Aug 13, 2026 Last $19.60 Breakeven $174.60 Implied vol 57.9% Delta 0.958 ≈96% ITM Gamma 0.007 Theta -0.094 Vega 0.021 Open interest 3 Model this call Put · $155 Snapshot session Aug 14, 2026 Last $0.04 Breakeven $154.96 Implied vol 55.1% Delta -0.034 ≈3% ITM Gamma 0.006 Theta -0.079 Vega 0.022 Open interest 337 Model this put
15	2	45.6%	0.948	$11.15		$0.10	-0.028	39.5%	94	2.1k
Call · $160 In the money Snapshot session Aug 12, 2026 Last $11.15 Breakeven $171.15 Implied vol 45.6% Delta 0.948 ≈95% ITM Gamma 0.01 Theta -0.089 Vega 0.022 Open interest 15 Model this call Put · $160 Snapshot session Aug 14, 2026 Last $0.10 Breakeven $159.90 Implied vol 39.5% Delta -0.028 ≈3% ITM Gamma 0.007 Theta -0.049 Vega 0.011 Open interest 2.1k Model this put
188	2	37.5%	0.907	$9.90		$0.32	-0.071	34%	171	1.1k
Call · $165 In the money Snapshot session Aug 14, 2026 Last $9.90 Breakeven $174.90 Implied vol 37.5% Delta 0.907 ≈91% ITM Gamma 0.02 Theta -0.115 Vega 0.038 Open interest 188 Model this call Put · $165 Snapshot session Aug 14, 2026 Last $0.32 Breakeven $164.68 Implied vol 34% Delta -0.071 ≈7% ITM Gamma 0.018 Theta -0.088 Vega 0.039 Open interest 1.1k Model this put
447	14	23.7%	0.862	$6.97		$0.71	-0.192	29.6%	8	1.2k
Call · $170 In the money Snapshot session Aug 14, 2026 Last $6.97 Breakeven $176.97 Implied vol 23.7% Delta 0.862 ≈86% ITM Gamma 0.042 Theta -0.098 Vega 0.058 Open interest 447 Model this call Put · $170 Snapshot session Aug 14, 2026 Last $0.71 Breakeven $169.29 Implied vol 29.6% Delta -0.192 ≈19% ITM Gamma 0.041 Theta -0.153 Vega 0.059 Open interest 1.2k Model this put
213	185	25.3%	0.546	$2.50		$2.03	-0.453	25%	6	159
Call · $175 In the money Snapshot session Aug 14, 2026 Last $2.50 Breakeven $177.50 Implied vol 25.3% Delta 0.546 ≈55% ITM Gamma 0.07 Theta -0.19 Vega 0.089 Open interest 213 Model this call Put · $175 Snapshot session Aug 14, 2026 Last $2.03 Breakeven $172.97 Implied vol 25% Delta -0.453 ≈45% ITM Gamma 0.071 Theta -0.189 Vega 0.089 Open interest 159 Model this put
Underlying $175.58
983	12	26.2%	0.23	$0.79		$5.40	-0.751	28.1%	4	70
Call · $180 Snapshot session Aug 14, 2026 Last $0.79 Breakeven $180.79 Implied vol 26.2% Delta 0.23 ≈23% ITM Gamma 0.053 Theta -0.152 Vega 0.06 Open interest 983 Model this call Put · $180 In the money Snapshot session Aug 14, 2026 Last $5.40 Breakeven $174.60 Implied vol 28.1% Delta -0.751 ≈75% ITM Gamma 0.051 Theta -0.171 Vega 0.079 Open interest 70 Model this put
499	5	31.8%	0.103	$0.20		$19.18	-0.922	28.7%	1	20
Call · $185 Snapshot session Aug 14, 2026 Last $0.20 Breakeven $185.20 Implied vol 31.8% Delta 0.103 ≈10% ITM Gamma 0.025 Theta -0.107 Vega 0.041 Open interest 499 Model this call Put · $185 In the money Snapshot session Aug 5, 2026 Last $19.18 Breakeven $165.82 Implied vol 28.7% Delta -0.922 ≈92% ITM Gamma 0.023 Theta -0.08 Vega 0.041 Open interest 20 Model this put
1.1k	229	36.1%	0.045	$0.13		$22.50	—	—	1	8
Call · $190 Snapshot session Aug 14, 2026 Last $0.13 Breakeven $190.13 Implied vol 36.1% Delta 0.045 ≈4% ITM Gamma 0.012 Theta -0.064 Vega 0.024 Open interest 1.1k Model this call Put · $190 In the money Snapshot session Jul 20, 2026 Last $22.50 Breakeven $167.50 Implied vol — Delta — Gamma — Theta — Vega — Open interest 8 Model this put
279	12	40.5%	0.022	$0.05		$11.60	—	—	1	1
Call · $195 Snapshot session Aug 14, 2026 Last $0.05 Breakeven $195.05 Implied vol 40.5% Delta 0.022 ≈2% ITM Gamma 0.006 Theta -0.04 Vega 0.012 Open interest 279 Model this call Put · $195 In the money Snapshot session Jun 5, 2026 Last $11.60 Breakeven $183.40 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 Model this put
393	5	52.8%	0.028	$0.05		$28.60	—	—	1	0
Call · $200 Snapshot session Aug 13, 2026 Last $0.05 Breakeven $200.05 Implied vol 52.8% Delta 0.028 ≈3% ITM Gamma 0.005 Theta -0.063 Vega 0.012 Open interest 393 Model this call Put · $200 In the money Snapshot session Aug 12, 2026 Last $28.60 Breakeven $171.40 Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
1.5k	11	84.5%	0.054	$0.15		—	-0.977	69.3%	—	0
Call · $210 Snapshot session Aug 13, 2026 Last $0.15 Breakeven $210.15 Implied vol 84.5% Delta 0.054 ≈5% ITM Gamma 0.006 Theta -0.173 Vega 0.025 Open interest 1.5k Model this call Put · $210 In the money Snapshot session Unknown Last — Breakeven — Implied vol 69.3% Delta -0.977 ≈98% ITM Gamma 0.004 Theta -0.07 Vega 0.012 Open interest 0 Model this put
63	1	83.5%	0.018	$0.12		—	—	—	—	0
Call · $220 Snapshot session Jul 28, 2026 Last $0.12 Breakeven $220.12 Implied vol 83.5% Delta 0.018 ≈2% ITM Gamma 0.002 Theta -0.071 Vega 0.013 Open interest 63 Model this call Put · $220 In the money Snapshot session Unknown Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
14	2	120%	0.044	$0.01		—	—	—	—	0
Call · $230 Snapshot session Jul 28, 2026 Last $0.01 Breakeven $230.01 Implied vol 120% Delta 0.044 ≈4% ITM Gamma 0.003 Theta -0.212 Vega 0.026 Open interest 14 Model this call Put · $230 In the money Snapshot session Unknown Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
43	1	102.9%	0.01	$0.68		—	—	—	—	0
Call · $240 Snapshot session Jul 17, 2026 Last $0.68 Breakeven $240.68 Implied vol 102.9% Delta 0.01 ≈1% ITM Gamma 0.001 Theta -0.05 Vega 0.006 Open interest 43 Model this call Put · $240 In the money Snapshot session Unknown Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
1	1	146.7%	0.034	$0.10		—	—	—	—	0
Call · $250 Snapshot session May 22, 2026 Last $0.10 Breakeven $250.10 Implied vol 146.7% Delta 0.034 ≈3% ITM Gamma 0.002 Theta -0.211 Vega 0.014 Open interest 1 Model this call Put · $250 In the money Snapshot session Unknown Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	—	—	—		—	—	—	—	0
Call · $260 Snapshot session Unknown Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $260 In the money Snapshot session Unknown Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
3	1	—	—	$0.15		—	—	—	—	0
Call · $270 Snapshot session Jul 28, 2026 Last $0.15 Breakeven $270.15 Implied vol — Delta — Gamma — Theta — Vega — Open interest 3 Model this call Put · $270 In the money Snapshot session Unknown Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
1	1	—	—	$0.21		—	-0.978	173.7%	—	0
Call · $280 Snapshot session Jul 7, 2026 Last $0.21 Breakeven $280.21 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 Model this call Put · $280 In the money Snapshot session Unknown Last — Breakeven — Implied vol 173.7% Delta -0.978 ≈98% ITM Gamma 0.001 Theta -0.163 Vega 0.014 Open interest 0 Model this put

About this data

Each contract's last price, volume, greeks, implied volatility and open interest belongs to the snapshot session shown in its details; unknown means the provider omitted the timestamp. This chain has mixed snapshot sessions · May 22, 2026–Aug 14, 2026; 19 unknown. Cross-contract positioning totals are shown only when every returned row has the same known session. 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. The 25 strikes around the money are shown by default — switch to "All 29" for the wings.

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