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<DocHeader>
<DocTitle>Day Ahead Hourly Ontario Zonal Energy Price Report</DocTitle>
<DocRevision>1</DocRevision>
<DocConfidentiality>
<DocConfClass>PUB</DocConfClass>
</DocConfidentiality>
<CreatedAt>2026-05-27T12:31:16</CreatedAt>
</DocHeader>
<DocBody>
<DeliveryDate>2026-05-28</DeliveryDate>
<HourlyPriceComponents>
<PricingHour>1</PricingHour>
<ZonalPrice>17.76</ZonalPrice>
<LossPriceCapped>0.02</LossPriceCapped>
<CongestionPriceCapped>-0.26</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>2</PricingHour>
<ZonalPrice>14.32</ZonalPrice>
<LossPriceCapped>0.04</LossPriceCapped>
<CongestionPriceCapped>-0.17</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>3</PricingHour>
<ZonalPrice>13.86</ZonalPrice>
<LossPriceCapped>0.07</LossPriceCapped>
<CongestionPriceCapped>-0.17</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>4</PricingHour>
<ZonalPrice>14.55</ZonalPrice>
<LossPriceCapped>0.07</LossPriceCapped>
<CongestionPriceCapped>0.47</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>5</PricingHour>
<ZonalPrice>16.39</ZonalPrice>
<LossPriceCapped>0.06</LossPriceCapped>
<CongestionPriceCapped>2.27</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>6</PricingHour>
<ZonalPrice>36.98</ZonalPrice>
<LossPriceCapped>0.08</LossPriceCapped>
<CongestionPriceCapped>1.66</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>7</PricingHour>
<ZonalPrice>48.46</ZonalPrice>
<LossPriceCapped>-0.01</LossPriceCapped>
<CongestionPriceCapped>2.29</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>8</PricingHour>
<ZonalPrice>45</ZonalPrice>
<LossPriceCapped>-0.14</LossPriceCapped>
<CongestionPriceCapped>3.65</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>9</PricingHour>
<ZonalPrice>42.85</ZonalPrice>
<LossPriceCapped>-0.18</LossPriceCapped>
<CongestionPriceCapped>3.91</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>10</PricingHour>
<ZonalPrice>35.53</ZonalPrice>
<LossPriceCapped>-0.17</LossPriceCapped>
<CongestionPriceCapped>4.7</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>11</PricingHour>
<ZonalPrice>33.39</ZonalPrice>
<LossPriceCapped>-0.17</LossPriceCapped>
<CongestionPriceCapped>4.87</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>12</PricingHour>
<ZonalPrice>31.71</ZonalPrice>
<LossPriceCapped>-0.16</LossPriceCapped>
<CongestionPriceCapped>4.96</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>13</PricingHour>
<ZonalPrice>30.7</ZonalPrice>
<LossPriceCapped>-0.18</LossPriceCapped>
<CongestionPriceCapped>2.98</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>14</PricingHour>
<ZonalPrice>27.47</ZonalPrice>
<LossPriceCapped>-0.16</LossPriceCapped>
<CongestionPriceCapped>2.62</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>15</PricingHour>
<ZonalPrice>34.75</ZonalPrice>
<LossPriceCapped>-0.19</LossPriceCapped>
<CongestionPriceCapped>4.32</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>16</PricingHour>
<ZonalPrice>35.31</ZonalPrice>
<LossPriceCapped>-0.24</LossPriceCapped>
<CongestionPriceCapped>3.43</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>17</PricingHour>
<ZonalPrice>40.11</ZonalPrice>
<LossPriceCapped>-0.27</LossPriceCapped>
<CongestionPriceCapped>4.59</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>18</PricingHour>
<ZonalPrice>47.59</ZonalPrice>
<LossPriceCapped>-0.33</LossPriceCapped>
<CongestionPriceCapped>4.22</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>19</PricingHour>
<ZonalPrice>61.68</ZonalPrice>
<LossPriceCapped>-0.45</LossPriceCapped>
<CongestionPriceCapped>3.02</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>20</PricingHour>
<ZonalPrice>66.55</ZonalPrice>
<LossPriceCapped>-0.51</LossPriceCapped>
<CongestionPriceCapped>2.49</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>21</PricingHour>
<ZonalPrice>53.3</ZonalPrice>
<LossPriceCapped>-0.41</LossPriceCapped>
<CongestionPriceCapped>3.86</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>22</PricingHour>
<ZonalPrice>49.4</ZonalPrice>
<LossPriceCapped>-0.31</LossPriceCapped>
<CongestionPriceCapped>4</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>23</PricingHour>
<ZonalPrice>34.43</ZonalPrice>
<LossPriceCapped>-0.1</LossPriceCapped>
<CongestionPriceCapped>0.66</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>24</PricingHour>
<ZonalPrice>26.01</ZonalPrice>
<LossPriceCapped>-0.03</LossPriceCapped>
<CongestionPriceCapped>5.03</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
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