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Administrative Pricing Notifications

May 26, 2025

Prices Administered and Reports Republished for May 26 to 29, 2025

The IESO initiated a review of market results for the following Hours and Intervals for trade dates May 26 - 29, 2025. As a result of the review, the prices for the following Hours and Intervals were administered:

DELIVERY DATE

DELIVERY HOUR

INTERVAL

5/26/2025

21

1

5/27/2025

4

5

5/28/2025

7

1

5/28/2025

11

8

5/28/2025

16

6

5/28/2025

23

2

5/29/2025

9

4

5/29/2025

13

2

Accordingly, the following reports have been updated in accordance with the market rules:

Realtime 5-Min Virtual Zonal Energy Price Report
Realtime 5-Min Intertie Energy LMP Report
Realtime 5-Min Intertie Operating Reserve LMP Report
Realtime 5-Min Ontario Zonal Energy Price Report
Realtime 5-Min Operating Reserve LMP Report
Realtime 5-Min Energy LMP Report

For more information, please contact us at IESOCustomerRelations@ieso.ca.