public partial class MainForm : Form
    {
        public MainForm()
        {
            var listView = new ListView();
            listView.Dock = DockStyle.Top;
            listView.Height = 200;

            var bottomPanel = new Panel();
            bottomPanel.Dock = DockStyle.Fill;

            // outer panels
            var group = new Panel();
            var innerGroup = new Panel();
            var innerInnerGroup = new Panel();

            // if innerGroup has Anchor = Left | Right | Top | Botton instead of Dock = Fill,
            // scroll position is not reset
            group.Dock = DockStyle.Fill;
            innerGroup.Dock = DockStyle.Fill;
            innerInnerGroup.Dock = DockStyle.Fill;

            Controls.Add(group);
            group.Controls.Add(innerGroup);
            innerGroup.Controls.Add(innerInnerGroup);
            innerInnerGroup.Controls.Add(bottomPanel);
            innerInnerGroup.Controls.Add(listView);

            // populate listView
            listView.Columns.Add(new ColumnHeader("Column"));

            for (int i = 0; i < 100; i++)
            {
                listView.Items.Add("Item " + i);
            }

            // if this little fella has Dock property set to Fill, scroll position is not reset
            var troublemaker = new Panel { BackColor = Color.Blue };

            var blankPanel = new Panel { Dock = DockStyle.Fill };

            listView.SelectedIndexChanged += (s, e) =>
            {
                if (listView.SelectedItems.Count == 1)
                {
                    bottomPanel.Controls.Clear();
                    bottomPanel.Controls.Add(troublemaker);
                }
                else
                {
                    bottomPanel.Controls.Clear();
                    bottomPanel.Controls.Add(blankPanel);
                }
            };
        }
    }