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<DocHeader>
<DocTitle>Day Ahead Hourly Ontario Zonal Energy Price Report</DocTitle>
<DocRevision>1</DocRevision>
<DocConfidentiality>
<DocConfClass>PUB</DocConfClass>
</DocConfidentiality>
<CreatedAt>2026-05-12T12:31:35</CreatedAt>
</DocHeader>
<DocBody>
<DeliveryDate>2026-05-13</DeliveryDate>
<HourlyPriceComponents>
<PricingHour>1</PricingHour>
<ZonalPrice>6.37</ZonalPrice>
<LossPriceCapped>0</LossPriceCapped>
<CongestionPriceCapped>-0.17</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>2</PricingHour>
<ZonalPrice>9.44</ZonalPrice>
<LossPriceCapped>0</LossPriceCapped>
<CongestionPriceCapped>-0.29</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>3</PricingHour>
<ZonalPrice>9.72</ZonalPrice>
<LossPriceCapped>0.02</LossPriceCapped>
<CongestionPriceCapped>-0.3</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>4</PricingHour>
<ZonalPrice>11.35</ZonalPrice>
<LossPriceCapped>0.03</LossPriceCapped>
<CongestionPriceCapped>-0.37</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>5</PricingHour>
<ZonalPrice>14</ZonalPrice>
<LossPriceCapped>0.02</LossPriceCapped>
<CongestionPriceCapped>-0.45</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>6</PricingHour>
<ZonalPrice>29.16</ZonalPrice>
<LossPriceCapped>-0.01</LossPriceCapped>
<CongestionPriceCapped>-1.03</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>7</PricingHour>
<ZonalPrice>43.67</ZonalPrice>
<LossPriceCapped>-0.14</LossPriceCapped>
<CongestionPriceCapped>-1.38</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>8</PricingHour>
<ZonalPrice>36.3</ZonalPrice>
<LossPriceCapped>-0.22</LossPriceCapped>
<CongestionPriceCapped>-1.15</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>9</PricingHour>
<ZonalPrice>33.23</ZonalPrice>
<LossPriceCapped>-0.18</LossPriceCapped>
<CongestionPriceCapped>-1.05</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>10</PricingHour>
<ZonalPrice>43.58</ZonalPrice>
<LossPriceCapped>-0.23</LossPriceCapped>
<CongestionPriceCapped>-1.37</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>11</PricingHour>
<ZonalPrice>37.58</ZonalPrice>
<LossPriceCapped>-0.21</LossPriceCapped>
<CongestionPriceCapped>-1.16</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>12</PricingHour>
<ZonalPrice>43.61</ZonalPrice>
<LossPriceCapped>-0.3</LossPriceCapped>
<CongestionPriceCapped>-1.32</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>13</PricingHour>
<ZonalPrice>42.25</ZonalPrice>
<LossPriceCapped>-0.31</LossPriceCapped>
<CongestionPriceCapped>-1.21</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>14</PricingHour>
<ZonalPrice>33.49</ZonalPrice>
<LossPriceCapped>-0.24</LossPriceCapped>
<CongestionPriceCapped>-0.92</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>15</PricingHour>
<ZonalPrice>32.31</ZonalPrice>
<LossPriceCapped>-0.23</LossPriceCapped>
<CongestionPriceCapped>-0.89</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>16</PricingHour>
<ZonalPrice>39.33</ZonalPrice>
<LossPriceCapped>-0.25</LossPriceCapped>
<CongestionPriceCapped>-1.07</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>17</PricingHour>
<ZonalPrice>38.65</ZonalPrice>
<LossPriceCapped>-0.2</LossPriceCapped>
<CongestionPriceCapped>-1.07</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>18</PricingHour>
<ZonalPrice>42.44</ZonalPrice>
<LossPriceCapped>-0.24</LossPriceCapped>
<CongestionPriceCapped>-1.23</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>19</PricingHour>
<ZonalPrice>49.67</ZonalPrice>
<LossPriceCapped>-0.33</LossPriceCapped>
<CongestionPriceCapped>-1.58</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>20</PricingHour>
<ZonalPrice>60.32</ZonalPrice>
<LossPriceCapped>-0.42</LossPriceCapped>
<CongestionPriceCapped>-1.96</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>21</PricingHour>
<ZonalPrice>48.76</ZonalPrice>
<LossPriceCapped>-0.35</LossPriceCapped>
<CongestionPriceCapped>-1.59</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>22</PricingHour>
<ZonalPrice>34.76</ZonalPrice>
<LossPriceCapped>-0.23</LossPriceCapped>
<CongestionPriceCapped>-1.2</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>23</PricingHour>
<ZonalPrice>31.28</ZonalPrice>
<LossPriceCapped>-0.14</LossPriceCapped>
<CongestionPriceCapped>-1.06</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>24</PricingHour>
<ZonalPrice>20.67</ZonalPrice>
<LossPriceCapped>-0.05</LossPriceCapped>
<CongestionPriceCapped>-0.66</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
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