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December 21, 2025

Markets

© RTO Insider 
ERCOT Technical Advisory Committee Briefs: March 26, 2025
ERCOT stakeholders have endorsed several protocol changes related to the ISO’s real-time co-optimization project, keeping on track a project seen as a cornerstone for future market improvements.
Balise42, CC BY-SA-4.0, via Wikimedia Commons
Pathways Inches Closer to Seating RO Board
The West-Wide Governance Pathways Initiative’s Launch Committee said it hopes to seat a permanent board by either next year or 2027 for the regional organization that will govern energy markets in the West.
CAISO
WEIM Q4 Prices Down on Lower Gas Costs, CAISO DMM Finds
CAISO's Department of Market Monitoring found lower natural gas prices helped drive down energy prices in the WEIM in the fourth quarter of 2024.
MISO
MISO Feb. Real-time Prices Nearly Double from 2024
MISO’s real-time energy prices in February 2025 nearly doubled from a year earlier as the footprint saw higher load and gas prices.
© RTO Insider
WEIM Experience, Reliability Benefit Drove EDAM Decision, BANC Says
For the Balancing Authority of Northern California, a positive experience with CAISO’s Western Energy Imbalance Market was a key factor in the decision to also join the ISO’s Extended Day-Ahead Market.
Constellation Energy
Constellation-Calpine Merger Draws Protests over Market Power Concerns in PJM
FERC received several protests to Constellation's proposed purchase of Calpine, with PJM's Monitor arguing the companies need to make additional commitments to preserve competition in the RTO.
EMC Engineering Services
ISO-NE to Reopen Queue as it Continues to Wait on Ruling from FERC
ISO-NE plans to reopen its interconnection queue April 1 as it continues to wait for a ruling from FERC on its Order 2023 compliance proposal, the RTO told the NEPOOL Transmission Committee.
CAISO
Fast-paced Effort will Address EDAM Congestion Revenue Issue
CAISO launched an “expedited” initiative to address stakeholder concerns about how EDAM will allocate congestion revenues when a transmission constraint in one balancing authority area causes congestion in a neighboring BAA.
House Energy and Commerce Committee
All 7 ISO/RTOs Send Senior Executives to Update Congress on Reliability
ISO/RTO leaders explained the issues facing their markets and took some questions from members, with subjects like FERC's independence and the recent capacity price spikes in PJM coming up.
PJM
PJM MRC/MC Briefs: March 19, 2025
The Markets and Reliability Committee endorsed PJM's recommended installed reserve margin and forecast pool requirement values for the 2026/27 Base Residual Auction.

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