Look at last Friday’s SIGO stock action. Notice how 700 share 1st trade of day dropped the price 9 cents and the 500 share last trade of day dropped the price 10 cents a $155 trade.

TRADE DATA

DATE TIMESTAMP PRICE VOLUME TICK DIRECTION CHANGE
12/07/2018 13:52:54 0.31 500 -0.10
12/07/2018 13:30:09 0.41 1,025 -0.01
12/07/2018 10:39:40 0.42 225 0.02
12/07/2018 10:25:52 0.40 4,000 0.00
12/07/2018 10:25:31 0.40 1,900 0.00
12/07/2018 10:01:49 0.40 590 -0.02
12/07/2018 09:59:27 0.42 1,000 0.02
12/07/2018 09:38:38 0.40 1,500 0.00
12/07/2018 09:30:58 0.40 719 0.09
12/07/2018 09:30:27 0.31 700 -0.09