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<DocHeader>
<DocTitle>Day Ahead Hourly Ontario Zonal Energy Price Report</DocTitle>
<DocRevision>1</DocRevision>
<DocConfidentiality>
<DocConfClass>PUB</DocConfClass>
</DocConfidentiality>
<CreatedAt>2026-05-28T12:31:20</CreatedAt>
</DocHeader>
<DocBody>
<DeliveryDate>2026-05-29</DeliveryDate>
<HourlyPriceComponents>
<PricingHour>1</PricingHour>
<ZonalPrice>55.33</ZonalPrice>
<LossPriceCapped>-0.08</LossPriceCapped>
<CongestionPriceCapped>0</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>2</PricingHour>
<ZonalPrice>47.59</ZonalPrice>
<LossPriceCapped>0.01</LossPriceCapped>
<CongestionPriceCapped>0</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>3</PricingHour>
<ZonalPrice>47.92</ZonalPrice>
<LossPriceCapped>0.06</LossPriceCapped>
<CongestionPriceCapped>0</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>4</PricingHour>
<ZonalPrice>47.59</ZonalPrice>
<LossPriceCapped>0.06</LossPriceCapped>
<CongestionPriceCapped>0</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>5</PricingHour>
<ZonalPrice>47.24</ZonalPrice>
<LossPriceCapped>0.01</LossPriceCapped>
<CongestionPriceCapped>0</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>6</PricingHour>
<ZonalPrice>69.73</ZonalPrice>
<LossPriceCapped>-0.17</LossPriceCapped>
<CongestionPriceCapped>0</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>7</PricingHour>
<ZonalPrice>473.71</ZonalPrice>
<LossPriceCapped>-0.85</LossPriceCapped>
<CongestionPriceCapped>0</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>8</PricingHour>
<ZonalPrice>758.29</ZonalPrice>
<LossPriceCapped>-3.63</LossPriceCapped>
<CongestionPriceCapped>0</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>9</PricingHour>
<ZonalPrice>492.71</ZonalPrice>
<LossPriceCapped>-1.78</LossPriceCapped>
<CongestionPriceCapped>0</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>10</PricingHour>
<ZonalPrice>70.79</ZonalPrice>
<LossPriceCapped>-0.33</LossPriceCapped>
<CongestionPriceCapped>0</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>11</PricingHour>
<ZonalPrice>69.56</ZonalPrice>
<LossPriceCapped>-0.32</LossPriceCapped>
<CongestionPriceCapped>-0.8</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>12</PricingHour>
<ZonalPrice>69.41</ZonalPrice>
<LossPriceCapped>-0.37</LossPriceCapped>
<CongestionPriceCapped>-0.89</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>13</PricingHour>
<ZonalPrice>64.79</ZonalPrice>
<LossPriceCapped>-0.32</LossPriceCapped>
<CongestionPriceCapped>-0.99</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>14</PricingHour>
<ZonalPrice>68.74</ZonalPrice>
<LossPriceCapped>-0.33</LossPriceCapped>
<CongestionPriceCapped>-1.53</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>15</PricingHour>
<ZonalPrice>272.12</ZonalPrice>
<LossPriceCapped>-1.36</LossPriceCapped>
<CongestionPriceCapped>-21.63</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>16</PricingHour>
<ZonalPrice>624.32</ZonalPrice>
<LossPriceCapped>-3.95</LossPriceCapped>
<CongestionPriceCapped>-63.64</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>17</PricingHour>
<ZonalPrice>680.82</ZonalPrice>
<LossPriceCapped>-3.97</LossPriceCapped>
<CongestionPriceCapped>-72.02</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>18</PricingHour>
<ZonalPrice>808.78</ZonalPrice>
<LossPriceCapped>-4.32</LossPriceCapped>
<CongestionPriceCapped>-48.67</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>19</PricingHour>
<ZonalPrice>938.64</ZonalPrice>
<LossPriceCapped>-3.75</LossPriceCapped>
<CongestionPriceCapped>-3.8</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>20</PricingHour>
<ZonalPrice>890.42</ZonalPrice>
<LossPriceCapped>-3.06</LossPriceCapped>
<CongestionPriceCapped>-53.66</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>21</PricingHour>
<ZonalPrice>851.39</ZonalPrice>
<LossPriceCapped>-3.26</LossPriceCapped>
<CongestionPriceCapped>-84.29</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>22</PricingHour>
<ZonalPrice>271.82</ZonalPrice>
<LossPriceCapped>-1.24</LossPriceCapped>
<CongestionPriceCapped>-21.47</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>23</PricingHour>
<ZonalPrice>48.22</ZonalPrice>
<LossPriceCapped>-0.13</LossPriceCapped>
<CongestionPriceCapped>0</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
<HourlyPriceComponents>
<PricingHour>24</PricingHour>
<ZonalPrice>47.29</ZonalPrice>
<LossPriceCapped>-0.01</LossPriceCapped>
<CongestionPriceCapped>0</CongestionPriceCapped>
<Flag>DSO-RD</Flag>
</HourlyPriceComponents>
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