Yes, 9 decimals and i would count this as scam attempt - coins with such value in sat you count the price you like to put in usually from the end and if it's a sell offer it's gone in the second you add it as it's just 10% of the current price.....
Note from the developers go to the first page
Notice: The dev team does not suggest using the coinmarkets exchange
https://coinsmarkets.com/trade-BTC-SIGT.htm . If you do, it is at your own risk. Official exchange will be added to the Op when it becomes available.