I hope my system forgives me since I posted "Take some profits of the table" the QQQQ went from up 3% end closing down more than 1% For the system, it was a nice call but end up with a loss, that brings up the issue about setting up stop: Placing stop usually makes the back tested results worse, that's simply because the system is optimized for the past. However adding stop would usually mean less volatility, so one can increase leverage by 20%. On my system it would actually boost the performance while maintaining the same level of volatility.
<table><tr><td>Date </td><td></td><td>Action</td><td></td><td>Price</td><td></td><td>P/L</td><td></tr/><tr><td>FEB 19:</td><td></td><td>SELL</td><td></td><td>@44.35</td><td></td><td> Start</td></tr><tr><td>FEB 22:</td><td> </td><td> BUY</td><td></td><td>@43.46</td><td></td><td>+0.89</td></tr><tr><td>MAR 13:</td><td></td><td> SELL</td><td></td><td>@43.00 </td><td></td><td>-0.46</td></tr><tr><td>MAR 19:</td><td></td><td> BUY</td><td></td><td>@42.32 </td><td></td><td>+0.68</td></tr><tr><td>MAR 24:</td><td></td><td> SELL</td><td></td><td>@44.68 </td><td></td><td>+2.36</td></tr><tr><td>MAR 25:</td><td></td><td> BUY</td><td></td><td>@44.82 </td><td></td><td>-0.14</td></tr><tr><td>MAR 26:</td><td></td><td> SELL</td><td></td><td>@44.67 </td><td></td><td>-0.15</td></tr><tr><td>APR 8:</td><td></td><td> BUY</td><td></td><td>@45.41 </td><td></td><td>-0.74</td></tr><tr><td>APR 10:</td><td></td><td> SELL</td><td></td><td>@45.56 </td><td></td><td>+0.15</td></tr><tr><td>APR 14:</td><td></td><td>BUY</td><td></td><td>@44.08</td><td></td><td>+1.48</td></tr><tr><td>APR 16:</td><td></td><td>SELL</td><td></td><td>@45.36</td><td></td><td>+1.28</td></tr><tr><td>APR 18:</td><td></td><td>BUY</td><td></td><td>@46.7</td><td></td><td>-1.34</td></tr><tr><td>APR 21:</td><td></td><td>SELL</td><td></td><td>@47.04</td><td></td><td>+0.34</td></tr><tr><td>APR 30:</td><td></td><td>BUY</td><td></td><td>@47.2</td><td></td><td>-0.16</td></tr><tr><td>MAY 2:</td><td></td><td>CLOSE</td><td></td><td>@48.9</td><td></td><td>+1.7</td></tr><tr><td>May 5:</td><td></td><td>BUY</td><td></td><td>@48.63</td><td></td><td>0.0</td></tr><tr><td>May 8:</td><td></td><td>SELL</td><td></td><td>@48.40</td><td></td><td>-0.23</td></tr><tr><td>May 20:</td><td></td><td>BUY</td><td></td><td>@49.27</td><td></td><td>-0.87</td></tr><tr><td>May 27:</td><td></td><td>SELL</td><td></td><td>@49.07</td><td></td><td>-0.20</td></tr><tr><td>Jun 10:</td><td></td><td>BUY</td><td></td><td>@48.54</td><td></td><td>+0.53</td></tr><tr><td>Jun 11:</td><td></td><td>SELL</td><td></td><td>@47.31</td><td></td><td>-1.23</td></tr><tr><td>Jun 13:</td><td></td><td>BUY</td><td></td><td>@48.38</td><td></td><td>-1.07</td></tr><tr><td>Jun 18:</td><td></td><td>SELL</td><td></td><td>@48.01</td><td></td><td>-0.37</td></tr><tr><td>Jun 23:</td><td></td><td>BUY</td><td></td><td>@47.02</td><td></td><td>+0.99</td></tr><tr><td>Jun 27:</td><td></td><td>SELL</td><td></td><td>@45.65</td><td></td><td>-1.37</td></tr><tr><td>Jun 30:</td><td></td><td>BUY</td><td></td><td>@45.15</td><td></td><td>+0.5</td></tr><tr><td>July 8:</td><td></td><td>SELL</td><td></td><td>@45.99</td><td></td><td>+0.84</td></tr><tr><td>July 9:</td><td></td><td>BUY</td><td></td><td>@44.75</td><td></td><td>+1.24</td></tr><tr><td>July 10:</td><td></td><td>SELL</td><td></td><td>@45.27</td><td></td><td>+0.52</td></tr><tr><td>July 11:</td><td></td><td>BUY</td><td></td><td>@44.56</td><td></td><td>+0.71</td></tr><tr><td>July 16:</td><td></td><td>SELL</td><td></td><td>@45.34</td><td></td><td>+0.78</td></tr><tr><td>July 28:</td><td></td><td>BUY</td><td></td><td>@44.42</td><td></td><td>+0.92</td></tr><tr><td>Aug 5:</td><td></td><td>SELL</td><td></td><td>@45.98</td><td></td><td>+1.56</td></tr><tr><td>Aug 7:</td><td></td><td>BUY</td><td></td><td>@46.27</td><td></td><td>-0.29</td></tr><tr><td>Aug 15:</td><td></td><td>SELL</td><td></td><td>@48.16</td><td></td><td>+1.89</td></tr><tr><td>Aug 18:</td><td></td><td>BUY</td><td></td><td>@47.60</td><td></td><td>+0.56</td></tr><tr><td>Aug 20:</td><td></td><td>SELL</td><td></td><td>@47.07</td><td></td><td>-0.53</td></tr><tr><td>Aug 25:</td><td></td><td>BUY</td><td></td><td>@46.49</td><td></td><td>+0.58</td></tr><tr><td>Aug 28:</td><td></td><td>SELL</td><td></td><td>@47.11</td><td></td><td>+0.62</td></tr><tr><td>Aug 29:</td><td></td><td>BUY</td><td></td><td>@46.12</td><td></td><td>+0.99</td></tr><tr><td>Sept 4:</td><td></td><td>CLOSE</td><td></td><td>@43.66</td><td></td><td>-2.46</td></tr><tr><td>Sept 5:</td><td></td><td>BUY</td><td></td><td>@43.45</td><td></td><td>0.0</td></tr><tr><td>Sept 10:</td><td></td><td>SELL</td><td></td><td>@42.8</td><td></td><td>-0.65</td></tr><tr><td>Sept 15:</td><td></td><td>BUY</td><td></td><td>@42.08</td><td></td><td>+0.72</td></tr><tr><td>Sept 19:</td><td></td><td>SELL</td><td></td><td>@42.9</td><td></td><td>+0.82</td></tr><tr><td>Sept 23:</td><td></td><td>BUY</td><td></td><td>@40.57</td><td></td><td>+2.33</td></tr><tr><td>Sept 25:</td><td></td><td>SELL</td><td></td><td>@41.50</td><td></td><td>+0.93</td></tr><tr><td>Sept 26:</td><td></td><td>BUY</td><td></td><td>@41.07</td><td></td><td>+0.43</td></tr><tr><td>Oct 1:</td><td></td><td>SELL</td><td></td><td>@38.5</td><td></td><td>-2.57</td></tr><tr><td>Oct 2:</td><td></td><td>BUY</td><td></td><td>@36.75</td><td></td><td>+1.75</td></tr></table>