It looks like they had a 14-week quarter from April 27, 2020 to July 31, 2020. Given that there's only one 14-week quarter in the data set (which is about what

It looks like they had a 14-week quarter from April 27, 2020 to July 31, 2020. Given that there's only one 14-week quarter in the data set (which is about what you'd expect) I can't figure out what the rule is, but oh well. Apparently financial analysts are (or were) surprised when that extra week leads to corresponding changes for other metrics: https://www.sciencedirect.com/science/article/abs/pii/S0165410111000504 https://www.sciencedirect.com/science/article/abs/pii/S01654...