They have been raising money with an ATM offering since December (https://www.sec.gov/Archives/edgar/data/1326380/000119312520312805/d67321d424b5.htm https://ww

They have been raising money with an ATM offering since December (https://www.sec.gov/Archives/edgar/data/1326380/000119312520312805/d67321d424b5.htm https://www.sec.gov/Archives/edgar/data/1326380/000119312520...). However, it is not clear when packets of stock were offered, i.e. it could have been already before the high price. AMC on the other hand did take the opportunity of the high price to do an ATM offer IIRC.