According to on-chain data, the ZKJ token fell 60% from $1.92 to $0.76 in a 90-minute window on June 15 at 2:32 am UTC. Later that Sunday, at about 9:25 pm UTC, the price plummeted from roughly $0.77 to 32 cents in a matter of hours, an 83% price crash in just 24 hours. The price drop wiped out roughly $500 million in market value at the time.