TSXA supports a pre-open session where only cancels are permitted. Odd lots resting in the Odd lot book with a price equal to or more aggressive than the better of the opposite side of the Alpha BBO or the Protected NBBO and will auto-execute at the better of these prices against the odd lot dealer prior to transitioning into the continuous trading session. The market transitions directly into continuous trading at 8:00 am. The first continuous trade of the day is subject to price volatility (freeze) parameters based on the listing market's (i.e. TSX / TSXV) previous day closing price.