DRUG · Bright Minds Biosciences Inc.

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$71.13 -0.83 (-1.15%) At close · Jul 29

Market Cap

$706.08M

9.81M

Options Chain

15-min delayed Underlying $71.13 · today Options Calculator

Positioning

Aug 21, 2026 · 22 days to expiry · 26 contracts

Put / call OI

0.36

Call-heavy positioning

Open interest

105

contracts outstanding

Volume

traded today

Max pain

$75.00

$3.87 above spot

ATM implied vol

80%

market's expected move

Open interest by strike

Calls Puts

100

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 22d Sep 18 50d Oct 16 78d Jan 15 169d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	—	—	—	—		—	—	—	—	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 — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	79.3%	0.993	—		—	-0.047	121.6%	—	0
Call · $45 In the money Last — Breakeven — Implied vol 79.3% Delta 0.993 ≈99% ITM Gamma 0.001 Theta -0.011 Vega 0.003 Open interest 0 Model this call Put · $45 Last — Breakeven — Implied vol 121.6% Delta -0.047 ≈5% ITM Gamma 0.005 Theta -0.046 Vega 0.014 Open interest 0 Model this put
0	—	—	—	—		$0.90	-0.057	98%	1	1
Call · $50 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $50 Last $0.90 Breakeven $49.10 Implied vol 98% Delta -0.057 ≈6% ITM Gamma 0.007 Theta -0.044 Vega 0.026 Open interest 1 Model this put
0	—	86.3%	0.905	—		$2.07	-0.085	81.2%	2	0
Call · $55 In the money Last — Breakeven — Implied vol 86.3% Delta 0.905 ≈90% ITM Gamma 0.011 Theta -0.062 Vega 0.027 Open interest 0 Model this call Put · $55 Last $2.07 Breakeven $52.93 Implied vol 81.2% Delta -0.085 ≈8% ITM Gamma 0.011 Theta -0.049 Vega 0.027 Open interest 0 Model this put
0	—	88.5%	0.813	—		$2.94	-0.177	83.2%	2	0
Call · $60 In the money Last — Breakeven — Implied vol 88.5% Delta 0.813 ≈81% ITM Gamma 0.017 Theta -0.099 Vega 0.043 Open interest 0 Model this call Put · $60 Last $2.94 Breakeven $57.06 Implied vol 83.2% Delta -0.177 ≈18% ITM Gamma 0.018 Theta -0.083 Vega 0.043 Open interest 0 Model this put
0	—	89.4%	0.699	—		—	-0.281	74.9%	—	0
Call · $65 In the money Last — Breakeven — Implied vol 89.4% Delta 0.699 ≈70% ITM Gamma 0.022 Theta -0.127 Vega 0.058 Open interest 0 Model this call Put · $65 Last — Breakeven — Implied vol 74.9% Delta -0.281 ≈28% ITM Gamma 0.026 Theta -0.097 Vega 0.058 Open interest 0 Model this put
0	20	88.2%	0.575	$5.90		$5.00	-0.427	71.8%	20	20
Call · $70 In the money Last $5.90 Breakeven $75.90 Implied vol 88.2% Delta 0.575 ≈57% ITM Gamma 0.025 Theta -0.14 Vega 0.069 Open interest 0 Model this call Put · $70 Last $5.00 Breakeven $65.00 Implied vol 71.8% Delta -0.427 ≈43% ITM Gamma 0.031 Theta -0.108 Vega 0.07 Open interest 20 Model this put
Underlying $71.13
71	20	84.3%	0.445	$7.93		$8.50	-0.55	88.3%	7	7
Call · $75 Last $7.93 Breakeven $82.93 Implied vol 84.3% Delta 0.445 ≈44% ITM Gamma 0.027 Theta -0.133 Vega 0.072 Open interest 71 Model this call Put · $75 In the money Last $8.50 Breakeven $66.50 Implied vol 88.3% Delta -0.55 ≈55% ITM Gamma 0.025 Theta -0.133 Vega 0.072 Open interest 7 Model this put
3	2	85.5%	0.333	$3.40		—	-0.683	80.8%	—	0
Call · $80 Last $3.40 Breakeven $83.40 Implied vol 85.5% Delta 0.333 ≈33% ITM Gamma 0.024 Theta -0.123 Vega 0.065 Open interest 3 Model this call Put · $80 In the money Last — Breakeven — Implied vol 80.8% Delta -0.683 ≈68% ITM Gamma 0.025 Theta -0.107 Vega 0.065 Open interest 0 Model this put
2	2	85.5%	0.236	$2.60		—	-0.784	80.4%	—	0
Call · $85 Last $2.60 Breakeven $87.60 Implied vol 85.5% Delta 0.236 ≈24% ITM Gamma 0.02 Theta -0.105 Vega 0.052 Open interest 2 Model this call Put · $85 In the money Last — Breakeven — Implied vol 80.4% Delta -0.784 ≈78% ITM Gamma 0.021 Theta -0.087 Vega 0.052 Open interest 0 Model this put
1	1	81.9%	0.148	$1.05		—	-0.888	72.8%	—	0
Call · $90 Last $1.05 Breakeven $91.05 Implied vol 81.9% Delta 0.148 ≈15% ITM Gamma 0.016 Theta -0.075 Vega 0.036 Open interest 1 Model this call Put · $90 In the money Last — Breakeven — Implied vol 72.8% Delta -0.888 ≈89% ITM Gamma 0.015 Theta -0.049 Vega 0.035 Open interest 0 Model this put
0	—	77.9%	0.081	—		—	-0.9	84.7%	—	0
Call · $95 Last — Breakeven — Implied vol 77.9% Delta 0.081 ≈8% ITM Gamma 0.011 Theta -0.046 Vega 0.021 Open interest 0 Model this call Put · $95 In the money Last — Breakeven — Implied vol 84.7% Delta -0.9 ≈90% ITM Gamma 0.012 Theta -0.052 Vega 0.035 Open interest 0 Model this put
0	—	89.6%	0.078	—		—	-0.976	71%	—	0
Call · $100 Last — Breakeven — Implied vol 89.6% Delta 0.078 ≈8% ITM Gamma 0.009 Theta -0.052 Vega 0.022 Open interest 0 Model this call Put · $100 In the money Last — Breakeven — Implied vol 71% Delta -0.976 ≈98% ITM Gamma 0.006 Theta -0.012 Vega 0.009 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 1827401 CUSIP 10919W405 13F (30d) 8 filings 8 filers Visit website Investor relations