There a private groups, who specialize in crashing crypto currencies. They buy up crypto currencies at cheap prices by tricking owners.
Clearly, easy to do with new alts, with many development tasks for the developer (team), which could suffer from delays due to the difficulty in coding and maths.
You should know all this stuff.
Sorry to hear, you forgot these basics facts and got tricked into dumping.
Indeed, a lot of private groups try to crash crypto currencies and buy them up cheap and then pump it when they believe it is the right time.
Look at one of the older crypto currencies to see the a big private group in operation, they took the price down to 0.00025BTC and now they have it trading at 0.000134BTC
Huge, turnaround in just 2 weeks