TRI · Thomson Reuters Corp /Can/

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$90.15 +4.46 (+5.20%) At close · Jul 24

Market Cap

$39.35B

436.54M

Options Chain

15-min delayed Underlying $90.15 · at close Jul 24, 2026 Options Calculator

Positioning

Aug 21, 2026 · 26 days to expiry · 38 contracts

Put / call OI

3.01

Put-heavy positioning

Open interest

4,334

contracts outstanding

Volume

576

traded today

Max pain

$85.00

$5.15 below spot

ATM implied vol

57%

market's expected move

Open interest by strike

Calls Puts

100

105

110

115

120

125

130

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	—	—	—	—		—	-0.022	172%	—	0
Call · $40 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $40 Last — Breakeven — Implied vol 172% Delta -0.022 ≈2% ITM Gamma 0.001 Theta -0.042 Vega 0.016 Open interest 0 Model this put
0	—	148.1%	0.975	—		$0.53	-0.026	149.3%	1	1
Call · $45 In the money Last — Breakeven — Implied vol 148.1% Delta 0.975 ≈98% ITM Gamma 0.002 Theta -0.035 Vega 0.016 Open interest 0 Model this call Put · $45 Last $0.53 Breakeven $44.47 Implied vol 149.3% Delta -0.026 ≈3% ITM Gamma 0.002 Theta -0.041 Vega 0.017 Open interest 1 Model this put
0	—	124.8%	0.974	—		$0.15	-0.03	129.1%	1	7
Call · $50 In the money Last — Breakeven — Implied vol 124.8% Delta 0.974 ≈97% ITM Gamma 0.002 Theta -0.03 Vega 0.017 Open interest 0 Model this call Put · $50 Last $0.15 Breakeven $49.85 Implied vol 129.1% Delta -0.03 ≈3% ITM Gamma 0.002 Theta -0.04 Vega 0.018 Open interest 7 Model this put
0	—	103.9%	0.974	—		$0.14	-0.057	132.3%	1	8
Call · $55 In the money Last — Breakeven — Implied vol 103.9% Delta 0.974 ≈97% ITM Gamma 0.003 Theta -0.025 Vega 0.018 Open interest 0 Model this call Put · $55 Last $0.14 Breakeven $54.86 Implied vol 132.3% Delta -0.057 ≈6% ITM Gamma 0.004 Theta -0.07 Vega 0.033 Open interest 8 Model this put
0	—	92.5%	0.962	—		$0.31	-0.034	89.4%	5	16
Call · $60 In the money Last — Breakeven — Implied vol 92.5% Delta 0.962 ≈96% ITM Gamma 0.004 Theta -0.032 Vega 0.02 Open interest 0 Model this call Put · $60 Last $0.31 Breakeven $59.69 Implied vol 89.4% Delta -0.034 ≈3% ITM Gamma 0.003 Theta -0.031 Vega 0.02 Open interest 16 Model this put
0	—	84.1%	0.944	—		$0.40	-0.085	98.9%	26	142
Call · $65 In the money Last — Breakeven — Implied vol 84.1% Delta 0.944 ≈94% ITM Gamma 0.006 Theta -0.041 Vega 0.034 Open interest 0 Model this call Put · $65 Last $0.40 Breakeven $64.60 Implied vol 98.9% Delta -0.085 ≈9% ITM Gamma 0.006 Theta -0.071 Vega 0.036 Open interest 142 Model this put
3	1	—	—	$19.30		$1.10	-0.081	72.9%	6	59
Call · $70 In the money Last $19.30 Breakeven $89.30 Implied vol — Delta — Gamma — Theta — Vega — Open interest 3 Model this call Put · $70 Last $1.10 Breakeven $68.90 Implied vol 72.9% Delta -0.081 ≈8% ITM Gamma 0.008 Theta -0.05 Vega 0.038 Open interest 59 Model this put
17	1	64.7%	0.878	$12.90		$1.50	-0.142	71%	2	354
Call · $75 In the money Last $12.90 Breakeven $87.90 Implied vol 64.7% Delta 0.878 ≈88% ITM Gamma 0.013 Theta -0.058 Vega 0.058 Open interest 17 Model this call Put · $75 Last $1.50 Breakeven $73.50 Implied vol 71% Delta -0.142 ≈14% ITM Gamma 0.013 Theta -0.074 Vega 0.059 Open interest 354 Model this put
131	1	60.9%	0.796	$8.54		$3.49	-0.205	61.7%	16	228
Call · $80 In the money Last $8.54 Breakeven $88.54 Implied vol 60.9% Delta 0.796 ≈80% ITM Gamma 0.019 Theta -0.078 Vega 0.061 Open interest 131 Model this call Put · $80 Last $3.49 Breakeven $76.51 Implied vol 61.7% Delta -0.205 ≈20% ITM Gamma 0.019 Theta -0.082 Vega 0.061 Open interest 228 Model this put
133	2	62.7%	0.672	$8.30		$4.40	-0.333	67.6%	100	2.4k
Call · $85 In the money Last $8.30 Breakeven $93.30 Implied vol 62.7% Delta 0.672 ≈67% ITM Gamma 0.024 Theta -0.104 Vega 0.092 Open interest 133 Model this call Put · $85 Last $4.40 Breakeven $80.60 Implied vol 67.6% Delta -0.333 ≈33% ITM Gamma 0.022 Theta -0.115 Vega 0.093 Open interest 2.4k Model this put
123	10	52.6%	0.538	$3.60		$8.84	-0.457	61.4%	2	30
Call · $90 In the money Last $3.60 Breakeven $93.60 Implied vol 52.6% Delta 0.538 ≈54% ITM Gamma 0.032 Theta -0.096 Vega 0.096 Open interest 123 Model this call Put · $90 Last $8.84 Breakeven $81.16 Implied vol 61.4% Delta -0.457 ≈46% ITM Gamma 0.027 Theta -0.114 Vega 0.096 Open interest 30 Model this put
Underlying $90.15
54	5	52.8%	0.387	$2.55		$8.05	-0.591	59.7%	1	5
Call · $95 Last $2.55 Breakeven $97.55 Implied vol 52.8% Delta 0.387 ≈39% ITM Gamma 0.03 Theta -0.094 Vega 0.098 Open interest 54 Model this call Put · $95 In the money Last $8.05 Breakeven $86.95 Implied vol 59.7% Delta -0.591 ≈59% ITM Gamma 0.027 Theta -0.108 Vega 0.098 Open interest 5 Model this put
55	1	58.9%	0.287	$2.70		$21.50	-0.706	60.1%	1	32
Call · $100 Last $2.70 Breakeven $102.70 Implied vol 58.9% Delta 0.287 ≈29% ITM Gamma 0.024 Theta -0.092 Vega 0.088 Open interest 55 Model this call Put · $100 In the money Last $21.50 Breakeven $78.50 Implied vol 60.1% Delta -0.706 ≈71% ITM Gamma 0.024 Theta -0.096 Vega 0.088 Open interest 32 Model this put
61	2	57.9%	0.188	$1.15		—	-0.783	63.6%	—	0
Call · $105 Last $1.15 Breakeven $106.15 Implied vol 57.9% Delta 0.188 ≈19% ITM Gamma 0.019 Theta -0.071 Vega 0.069 Open interest 61 Model this call Put · $105 In the money Last — Breakeven — Implied vol 63.6% Delta -0.783 ≈78% ITM Gamma 0.019 Theta -0.085 Vega 0.069 Open interest 0 Model this put
55	2	53.6%	0.097	$0.55		—	-0.862	62.1%	—	0
Call · $110 Last $0.55 Breakeven $110.55 Implied vol 53.6% Delta 0.097 ≈10% ITM Gamma 0.013 Theta -0.042 Vega 0.047 Open interest 55 Model this call Put · $110 In the money Last — Breakeven — Implied vol 62.1% Delta -0.862 ≈86% ITM Gamma 0.015 Theta -0.062 Vega 0.047 Open interest 0 Model this put
423	383	51.2%	0.045	$0.28		—	-0.861	75.4%	—	0
Call · $115 Last $0.28 Breakeven $115.28 Implied vol 51.2% Delta 0.045 ≈5% ITM Gamma 0.008 Theta -0.022 Vega 0.028 Open interest 423 Model this call Put · $115 In the money Last — Breakeven — Implied vol 75.4% Delta -0.861 ≈86% ITM Gamma 0.012 Theta -0.076 Vega 0.048 Open interest 0 Model this put
2	1	67.5%	0.069	$0.60		—	-0.878	81.9%	—	0
Call · $120 Last $0.60 Breakeven $120.60 Implied vol 67.5% Delta 0.069 ≈7% ITM Gamma 0.008 Theta -0.041 Vega 0.028 Open interest 2 Model this call Put · $120 In the money Last — Breakeven — Implied vol 81.9% Delta -0.878 ≈88% ITM Gamma 0.01 Theta -0.074 Vega 0.049 Open interest 0 Model this put
22	4	58.9%	0.024	$0.10		—	-0.98	56.9%	—	0
Call · $125 Last $0.10 Breakeven $125.10 Implied vol 58.9% Delta 0.024 ≈2% ITM Gamma 0.004 Theta -0.015 Vega 0.014 Open interest 22 Model this call Put · $125 In the money Last — Breakeven — Implied vol 56.9% Delta -0.98 ≈98% ITM Gamma 0.004 Theta -0.011 Vega 0.014 Open interest 0 Model this put
2	1	91.3%	0.083	$0.15		—	-0.946	78.8%	—	0
Call · $130 Last $0.15 Breakeven $130.15 Implied vol 91.3% Delta 0.083 ≈8% ITM Gamma 0.007 Theta -0.065 Vega 0.03 Open interest 2 Model this call Put · $130 In the money Last — Breakeven — Implied vol 78.8% Delta -0.946 ≈95% ITM Gamma 0.006 Theta -0.037 Vega 0.029 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 1075124 CUSIP 884903881 13F (30d) 78 filings 77 filers Visit website Investor relations