ERCOT RTC+B Explained: How to Prepare
ERCOT overhauled its real-time market on December 5, 2025. It introduced ancillary services and co-optimization into the real-time market, impacting critical bid and offer submission processes, market operations, and data reporting.
In this webinar, Portia Gilman, Manager of Market Monitoring, will cover:
▶ An overview of what you need to know about Real-Time Co-optimization plus Batteries (RTC+B) and how it may impact you
▶ Other changes included in RTC+B, including changes to the Day-Ahead Market and energy storage resource modeling
▶ How we’re preparing for a smooth transition to RTC+B with comprehensive power market data and analysis.
Meet Our Speaker

Manager, Market Monitoring Team
Portia Gilman manages the Market Monitoring Team, a group that stays abreast of the ISO energy markets so you don’t have to. The team serves internal and external clients with regulatory market knowledge and subject matter expertise on the impacts to Yes Energy’s clients, data, and the energy industry as a whole. Previously, Portia was an analyst for ISO New England’s internal market monitoring group for over six years, specializing in compliance, price formation, SCED dispatch, and capacity market economics.