It’s only up by a little bit
Why would it go -300 when it went up only by a few cents
You short matic from 1.87, now mark price is 1.9 which is relatively up from your entry
You open 1525 matic size
Its your size position. You are now holding 1525 contract of matic. Every 1 dollar down you will get 1525$, 1 dollar up you will lose 1525. depend on your margin it might be liquidated
Have you learn about futures trading before?