Never seen a promo run for one day,nor start on a Friday, meaning it wasn't a promo.
Pricing cannot be determined as the price of the stock prior to conversion is unknown, which is why every applicable area in the S1 is blank, if you are curious maybe you speak with the underwriter.
You should recheck the Nas listing requirements in particular 5404 (a)(1)
as the timeframe is not specified beyond 1s. It simply requires a bid of $4.
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