Quantstamp Airdrop Event on 02-28-2018

A unique QSP coin event Upcoming Airdrop has come to pass 1102 days ago, namely on 02-28-2018.

In general, this class of events is negatively influencing the purchase price of cryptocurrency.

As there were additional events nearby this one, it cannot be affirmed that only Upcoming Airdrop has formed the QSP price, as other events could also have an influence.