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<DocHeader>
<DocTitle>Day Ahead Hourly Ontario Zonal Energy Price Report</DocTitle>
<DocRevision>1</DocRevision>
<DocConfidentiality>
<DocConfClass>PUB</DocConfClass>
</DocConfidentiality>
<CreatedAt>2026-05-21T12:31:21</CreatedAt>
</DocHeader>
<DocBody>
<DeliveryDate>2026-05-22</DeliveryDate>
<HourlyPriceComponents>
<PricingHour>1</PricingHour>
<ZonalPrice>56.22</ZonalPrice>
<LossPriceCapped>0.05</LossPriceCapped>
<CongestionPriceCapped>0</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>2</PricingHour>
<ZonalPrice>46.74</ZonalPrice>
<LossPriceCapped>0.11</LossPriceCapped>
<CongestionPriceCapped>0</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>3</PricingHour>
<ZonalPrice>47.29</ZonalPrice>
<LossPriceCapped>0.1</LossPriceCapped>
<CongestionPriceCapped>0</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>4</PricingHour>
<ZonalPrice>47.58</ZonalPrice>
<LossPriceCapped>0.05</LossPriceCapped>
<CongestionPriceCapped>0</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>5</PricingHour>
<ZonalPrice>47.09</ZonalPrice>
<LossPriceCapped>0</LossPriceCapped>
<CongestionPriceCapped>0</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>6</PricingHour>
<ZonalPrice>47.51</ZonalPrice>
<LossPriceCapped>-0.07</LossPriceCapped>
<CongestionPriceCapped>0</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>7</PricingHour>
<ZonalPrice>62.08</ZonalPrice>
<LossPriceCapped>-0.33</LossPriceCapped>
<CongestionPriceCapped>-1.3</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>8</PricingHour>
<ZonalPrice>399.04</ZonalPrice>
<LossPriceCapped>-2.57</LossPriceCapped>
<CongestionPriceCapped>-40.12</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>9</PricingHour>
<ZonalPrice>96.41</ZonalPrice>
<LossPriceCapped>-0.47</LossPriceCapped>
<CongestionPriceCapped>-5.32</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>10</PricingHour>
<ZonalPrice>97.26</ZonalPrice>
<LossPriceCapped>-0.51</LossPriceCapped>
<CongestionPriceCapped>-4.53</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>11</PricingHour>
<ZonalPrice>97.68</ZonalPrice>
<LossPriceCapped>-0.52</LossPriceCapped>
<CongestionPriceCapped>-4.4</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>12</PricingHour>
<ZonalPrice>97.42</ZonalPrice>
<LossPriceCapped>-0.51</LossPriceCapped>
<CongestionPriceCapped>-4.37</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>13</PricingHour>
<ZonalPrice>97.4</ZonalPrice>
<LossPriceCapped>-0.47</LossPriceCapped>
<CongestionPriceCapped>-4.43</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>14</PricingHour>
<ZonalPrice>97.34</ZonalPrice>
<LossPriceCapped>-0.48</LossPriceCapped>
<CongestionPriceCapped>-4.48</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>15</PricingHour>
<ZonalPrice>58.69</ZonalPrice>
<LossPriceCapped>-0.27</LossPriceCapped>
<CongestionPriceCapped>-1.15</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>16</PricingHour>
<ZonalPrice>126.16</ZonalPrice>
<LossPriceCapped>-0.65</LossPriceCapped>
<CongestionPriceCapped>-8.99</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>17</PricingHour>
<ZonalPrice>379.72</ZonalPrice>
<LossPriceCapped>-2.35</LossPriceCapped>
<CongestionPriceCapped>-37.03</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>18</PricingHour>
<ZonalPrice>401.5</ZonalPrice>
<LossPriceCapped>-2.43</LossPriceCapped>
<CongestionPriceCapped>-39.67</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>19</PricingHour>
<ZonalPrice>446</ZonalPrice>
<LossPriceCapped>-2.32</LossPriceCapped>
<CongestionPriceCapped>-44.17</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>20</PricingHour>
<ZonalPrice>404.66</ZonalPrice>
<LossPriceCapped>-1.57</LossPriceCapped>
<CongestionPriceCapped>-37.47</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>21</PricingHour>
<ZonalPrice>404.3</ZonalPrice>
<LossPriceCapped>-1.46</LossPriceCapped>
<CongestionPriceCapped>-37.03</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>22</PricingHour>
<ZonalPrice>122.74</ZonalPrice>
<LossPriceCapped>-0.54</LossPriceCapped>
<CongestionPriceCapped>-9.44</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>23</PricingHour>
<ZonalPrice>47.83</ZonalPrice>
<LossPriceCapped>-0.1</LossPriceCapped>
<CongestionPriceCapped>0</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>24</PricingHour>
<ZonalPrice>40.72</ZonalPrice>
<LossPriceCapped>0.11</LossPriceCapped>
<CongestionPriceCapped>0</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
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