Nenhum valor especificado para parâmetro 1?

public void seekPeriodSales(Date inicialDate, Date finaldate){
        String sql = "select * from sales where data_changed between ? and ?";
        try {
            PreparedStatement statement = connection.prepareStatement(sql);
            ResultSet rs = statement.executeQuery();

            while(rs.next()) {
               statement.setDate(1, inicialDate);
               statement.setDate(2, finaldate);
                Integer saleId = rs.getInt("id");
                Double saleValor = rs.getDouble("value_sale");
                Date date = rs.getDate("data_changed");
                SimpleDateFormat format = new SimpleDateFormat("dd/MM/yyyy");
                JOptionPane.showMessageDialog(null, "SALE ID: " + saleId +
                        "  VALUE: " + saleValor + "  DATE: " + format.format(date));

            }
        } catch (SQLException e) {
            e.printStackTrace();
                JOptionPane.showMessageDialog(null, "cannot share");
        }

    }