BMO · Bank Of Montreal /Can/

Track BMO — free Ask ALVIS about BMO

$180.59 +2.08 (+1.17%) At close · Jul 28

Market Cap

$126.52B

700.42M

Options Chain

15-min delayed Underlying $180.59 · today Options Calculator

Positioning

Aug 21, 2026 · 23 days to expiry · 60 contracts

Put / call OI

1.25

Balanced positioning

Open interest

3,362

contracts outstanding

Volume

285

traded today

Max pain

$175.00

$5.59 below spot

ATM implied vol

19.7%

market's expected move

Open interest by strike · near the money

Calls Puts

100

105

110

115

120

125

130

135

140

145

150

155

160

165

170

175

180

185

190

195

200

210

220

230

240

250

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 23d Sep 18 51d Nov 20 114d Dec 18 142d Jan 15 170d Mar 19 233d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	—	169%	0.984	—		—	—	—	—	0
Call · $80 In the money Last — Breakeven — Implied vol 169% Delta 0.984 ≈98% ITM Gamma 0.001 Theta -0.058 Vega 0.015 Open interest 0 Model this call Put · $80 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	157.7%	0.982	—		—	—	—	—	0
Call · $85 In the money Last — Breakeven — Implied vol 157.7% Delta 0.982 ≈98% ITM Gamma 0.001 Theta -0.058 Vega 0.015 Open interest 0 Model this call Put · $85 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	147%	0.981	—		—	—	—	—	0
Call · $90 In the money Last — Breakeven — Implied vol 147% Delta 0.981 ≈98% ITM Gamma 0.001 Theta -0.057 Vega 0.016 Open interest 0 Model this call Put · $90 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	137%	0.98	—		—	—	—	—	0
Call · $95 In the money Last — Breakeven — Implied vol 137% Delta 0.98 ≈98% ITM Gamma 0.001 Theta -0.057 Vega 0.016 Open interest 0 Model this call Put · $95 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	115.2%	0.986	—		—	—	—	—	0
Call · $100 In the money Last — Breakeven — Implied vol 115.2% Delta 0.986 ≈99% ITM Gamma 0.001 Theta -0.033 Vega 0.016 Open interest 0 Model this call Put · $100 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	115.5%	0.979	—		—	—	—	—	0
Call · $105 In the money Last — Breakeven — Implied vol 115.5% Delta 0.979 ≈98% ITM Gamma 0.001 Theta -0.05 Vega 0.017 Open interest 0 Model this call Put · $105 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	104.1%	0.979	—		—	—	—	—	0
Call · $110 In the money Last — Breakeven — Implied vol 104.1% Delta 0.979 ≈98% ITM Gamma 0.001 Theta -0.044 Vega 0.017 Open interest 0 Model this call Put · $110 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	99.1%	0.973	—		—	—	—	—	0
Call · $115 In the money Last — Breakeven — Implied vol 99.1% Delta 0.973 ≈97% ITM Gamma 0.001 Theta -0.052 Vega 0.035 Open interest 0 Model this call Put · $115 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	90.7%	0.971	—		$0.05	-0.025	87.9%	51	51
Call · $120 In the money Last — Breakeven — Implied vol 90.7% Delta 0.971 ≈97% ITM Gamma 0.002 Theta -0.051 Vega 0.036 Open interest 0 Model this call Put · $120 Last $0.05 Breakeven $119.95 Implied vol 87.9% Delta -0.025 ≈3% ITM Gamma 0.001 Theta -0.051 Vega 0.038 Open interest 51 Model this put
0	—	81.2%	0.971	—		—	-0.027	79.9%	—	0
Call · $125 In the money Last — Breakeven — Implied vol 81.2% Delta 0.971 ≈97% ITM Gamma 0.002 Theta -0.045 Vega 0.036 Open interest 0 Model this call Put · $125 Last — Breakeven — Implied vol 79.9% Delta -0.027 ≈3% ITM Gamma 0.002 Theta -0.049 Vega 0.039 Open interest 0 Model this put
0	—	77.4%	0.961	—		$0.05	-0.017	63.4%	1	2
Call · $130 In the money Last — Breakeven — Implied vol 77.4% Delta 0.961 ≈96% ITM Gamma 0.002 Theta -0.056 Vega 0.039 Open interest 0 Model this call Put · $130 Last $0.05 Breakeven $129.95 Implied vol 63.4% Delta -0.017 ≈2% ITM Gamma 0.001 Theta -0.026 Vega 0.02 Open interest 2 Model this put
0	—	68.6%	0.96	—		$0.10	-0.038	67.4%	1	51
Call · $135 In the money Last — Breakeven — Implied vol 68.6% Delta 0.96 ≈96% ITM Gamma 0.003 Theta -0.051 Vega 0.039 Open interest 0 Model this call Put · $135 Last $0.10 Breakeven $134.90 Implied vol 67.4% Delta -0.038 ≈4% ITM Gamma 0.003 Theta -0.054 Vega 0.041 Open interest 51 Model this put
0	—	60.1%	0.959	—		$0.10	-0.069	71.4%	2	100
Call · $140 In the money Last — Breakeven — Implied vol 60.1% Delta 0.959 ≈96% ITM Gamma 0.003 Theta -0.045 Vega 0.04 Open interest 0 Model this call Put · $140 Last $0.10 Breakeven $139.90 Implied vol 71.4% Delta -0.069 ≈7% ITM Gamma 0.004 Theta -0.092 Vega 0.072 Open interest 100 Model this put
0	—	53.1%	0.954	—		$0.20	-0.052	55.2%	1	47
Call · $145 In the money Last — Breakeven — Implied vol 53.1% Delta 0.954 ≈95% ITM Gamma 0.004 Theta -0.044 Vega 0.041 Open interest 0 Model this call Put · $145 Last $0.20 Breakeven $144.80 Implied vol 55.2% Delta -0.052 ≈5% ITM Gamma 0.004 Theta -0.058 Vega 0.042 Open interest 47 Model this put
1	1	46.4%	0.948	$29.30		$0.24	-0.047	44.5%	30	30
Call · $150 In the money Last $29.30 Breakeven $179.30 Implied vol 46.4% Delta 0.948 ≈95% ITM Gamma 0.005 Theta -0.043 Vega 0.042 Open interest 1 Model this call Put · $150 Last $0.24 Breakeven $149.76 Implied vol 44.5% Delta -0.047 ≈5% ITM Gamma 0.005 Theta -0.042 Vega 0.043 Open interest 30 Model this put
1	2	39.8%	0.941	$10.32		$0.20	-0.056	38.7%	1	6
Call · $155 In the money Last $10.32 Breakeven $165.32 Implied vol 39.8% Delta 0.941 ≈94% ITM Gamma 0.007 Theta -0.041 Vega 0.043 Open interest 1 Model this call Put · $155 Last $0.20 Breakeven $154.80 Implied vol 38.7% Delta -0.056 ≈6% ITM Gamma 0.006 Theta -0.043 Vega 0.044 Open interest 6 Model this put
2	1	32.9%	0.931	$17.16		$0.35	-0.069	32.6%	2	23
Call · $160 In the money Last $17.16 Breakeven $177.16 Implied vol 32.9% Delta 0.931 ≈93% ITM Gamma 0.009 Theta -0.038 Vega 0.073 Open interest 2 Model this call Put · $160 Last $0.35 Breakeven $159.65 Implied vol 32.6% Delta -0.069 ≈7% ITM Gamma 0.009 Theta -0.042 Vega 0.077 Open interest 23 Model this put
133	2	24.6%	0.928	$16.64		$0.76	-0.081	25.3%	11	236
Call · $165 In the money Last $16.64 Breakeven $181.64 Implied vol 24.6% Delta 0.928 ≈93% ITM Gamma 0.013 Theta -0.029 Vega 0.074 Open interest 133 Model this call Put · $165 Last $0.76 Breakeven $164.24 Implied vol 25.3% Delta -0.081 ≈8% ITM Gamma 0.013 Theta -0.037 Vega 0.079 Open interest 236 Model this put
199	2	15.8%	0.936	$7.95		$1.29	-0.191	27.1%	13	225
Call · $170 In the money Last $7.95 Breakeven $177.95 Implied vol 15.8% Delta 0.936 ≈94% ITM Gamma 0.02 Theta -0.016 Vega 0.069 Open interest 199 Model this call Put · $170 Last $1.29 Breakeven $168.71 Implied vol 27.1% Delta -0.191 ≈19% ITM Gamma 0.022 Theta -0.073 Vega 0.119 Open interest 225 Model this put
649	1	19.8%	0.726	$4.60		$2.66	-0.308	24.2%	1	716
Call · $175 In the money Last $4.60 Breakeven $179.60 Implied vol 19.8% Delta 0.726 ≈73% ITM Gamma 0.037 Theta -0.061 Vega 0.158 Open interest 649 Model this call Put · $175 Last $2.66 Breakeven $172.34 Implied vol 24.2% Delta -0.308 ≈31% ITM Gamma 0.032 Theta -0.084 Vega 0.158 Open interest 716 Model this put
145	1	16.8%	0.516	$3.60		$3.90	-0.482	22.7%	1	269
Call · $180 In the money Last $3.60 Breakeven $183.60 Implied vol 16.8% Delta 0.516 ≈52% ITM Gamma 0.053 Theta -0.063 Vega 0.182 Open interest 145 Model this call Put · $180 Last $3.90 Breakeven $176.10 Implied vol 22.7% Delta -0.482 ≈48% ITM Gamma 0.039 Theta -0.091 Vega 0.182 Open interest 269 Model this put
Underlying $180.59
304	46	18.8%	0.299	$1.58		$7.10	-0.669	22.1%	55	106
Call · $185 Last $1.58 Breakeven $186.58 Implied vol 18.8% Delta 0.299 ≈30% ITM Gamma 0.04 Theta -0.062 Vega 0.16 Open interest 304 Model this call Put · $185 In the money Last $7.10 Breakeven $177.90 Implied vol 22.1% Delta -0.669 ≈67% ITM Gamma 0.036 Theta -0.081 Vega 0.16 Open interest 106 Model this put
34	1	16.9%	0.113	$0.40		$11.23	-0.797	23.9%	55	5
Call · $190 Last $0.40 Breakeven $190.40 Implied vol 16.9% Delta 0.113 ≈11% ITM Gamma 0.025 Theta -0.031 Vega 0.082 Open interest 34 Model this call Put · $190 In the money Last $11.23 Breakeven $178.77 Implied vol 23.9% Delta -0.797 ≈80% ITM Gamma 0.026 Theta -0.068 Vega 0.124 Open interest 5 Model this put
26	1	20.1%	0.063	$0.17		—	-0.879	25.6%	—	0
Call · $195 Last $0.17 Breakeven $195.17 Implied vol 20.1% Delta 0.063 ≈6% ITM Gamma 0.013 Theta -0.024 Vega 0.048 Open interest 26 Model this call Put · $195 In the money Last — Breakeven — Implied vol 25.6% Delta -0.879 ≈88% ITM Gamma 0.017 Theta -0.052 Vega 0.083 Open interest 0 Model this put
0	—	34.6%	0.126	—		$23.50	-0.916	28.8%	1	0
Call · $200 Last — Breakeven — Implied vol 34.6% Delta 0.126 ≈13% ITM Gamma 0.013 Theta -0.069 Vega 0.085 Open interest 0 Model this call Put · $200 In the money Last $23.50 Breakeven $176.50 Implied vol 28.8% Delta -0.916 ≈92% ITM Gamma 0.011 Theta -0.044 Vega 0.084 Open interest 0 Model this put
0	—	—	—	—		—	-0.919	41.5%	—	0
Call · $210 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $210 In the money Last — Breakeven — Implied vol 41.5% Delta -0.919 ≈92% ITM Gamma 0.008 Theta -0.061 Vega 0.087 Open interest 0 Model this put
1	1	41.4%	0.031	$0.05		—	-0.933	49.8%	—	0
Call · $220 Last $0.05 Breakeven $220.05 Implied vol 41.4% Delta 0.031 ≈3% ITM Gamma 0.004 Theta -0.028 Vega 0.026 Open interest 1 Model this call Put · $220 In the money Last — Breakeven — Implied vol 49.8% Delta -0.933 ≈93% ITM Gamma 0.006 Theta -0.062 Vega 0.052 Open interest 0 Model this put
0	—	—	—	—		—	-0.944	57.3%	—	0
Call · $230 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $230 In the money Last — Breakeven — Implied vol 57.3% Delta -0.944 ≈94% ITM Gamma 0.004 Theta -0.061 Vega 0.053 Open interest 0 Model this put
0	—	—	—	—		—	-0.949	65.3%	—	0
Call · $240 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $240 In the money Last — Breakeven — Implied vol 65.3% Delta -0.949 ≈95% ITM Gamma 0.003 Theta -0.064 Vega 0.054 Open interest 0 Model this put
0	—	—	—	—		—	-0.952	73%	—	0
Call · $250 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $250 In the money Last — Breakeven — Implied vol 73% Delta -0.952 ≈95% ITM Gamma 0.003 Theta -0.067 Vega 0.055 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. The 22 strikes around the money are shown by default — switch to "All 30" for the wings. Max pain is the listed strike where the most open interest would expire worthless — a positioning reference, not a forecast.

Key facts CIK 927971 CUSIP 063671101 13F (30d) 217 filings 194 filers Visit website Investor relations