Ann: Vitaco First Half FY16 Result, page-118

What is the main purpose that shorter listing with 400 shares.
Are they just a trigger for dark pool to start selling at that level?

	Column 1	Column 2	Column 3	Column 4	Column 5	Column 6
0	770	1,689	3
1	2	484	1.755	1.775	400	2
2	4	10,576	1.750	1.780	856	4
3	2	501	1.745	1.785	400	3
4	3	43,533	1.740	1.790	400	3
5	1	400	1.735	1.795	400	3
6	3	18,314	1.730	1.800	400	3