"Deeply Flawed": Biggest US Grid Scraps Emergency Data Center Power Auction One Day After FERC Smackdown
PJM Interconnection, the largest US grid operator, suspended its emergency power auction for data centers after FERC criticized the plan. The auction aimed to address a 6.8GW power shortfall, with costs primarily borne by 67 million customers. FERC found the plan 'deeply flawed' and delayed it for five months. Goldman Sachs notes the suspension is 'net bearish' for independent power producers, with Talen (TLN) and Constellation (CEG) most exposed.
How this was made

The 30-second read
Why it matters
Regulatory delay creates short‑term uncertainty for generators reliant on PJM contracts, while data‑center developers may face higher power costs.
Market read
The news could pressure PJM‑linked power generators and influence data‑center cost outlooks, with ripple effects on related equities.
What to watch
Potential for alternative financing or private‑placement deals to fund capacity outside the backstop process.
Background
PJM Interconnection halted a one‑time backstop auction for 6.8 GW of capacity after FERC ordered revisions, affecting data‑center power supply and independent power producers.
Ticker impact
Goldman flags Talen (TLN) as most exposed to the PJM backstop suspension, citing its leverage in the region.
potential downside as investors price in lower short-term revenue from PJM contracts
The FERC suspension creates uncertainty for capacity procurement, directly affecting TLN's pipeline in the PJM market.
Goldman cites Constellation (CEG) as highly exposed to the PJM backstop suspension.
likely pressure as market anticipates lower near‑term cash flow from PJM projects
Regulatory uncertainty reduces the likelihood of new PPAs with data centers, a key demand source for CEG in the region.
Vistra (VST) is mentioned as more insulated from the PJM backstop suspension.
limited impact; stock may hold steady or see modest upside if peers decline
Vistra's broader geographic footprint lessens the immediate effect of the PJM regulatory delay.
NRG is noted as somewhat insulated from the PJM backstop suspension.
minor movement; could benefit from relative safety compared to TLN and CEG
NRG's diversified generation mix and exposure outside PJM dampen the regulatory shock.
Market effects
The suspension highlights regulatory risk in the U.S. power generation sector, potentially tightening capacity markets.
PJM‑served states may see higher electricity prices and slower data‑center expansion.
Signals broader challenges for global hyperscalers' U.S. expansion plans, affecting related tech and infrastructure stocks.
Counterpoint
If the FERC framework is eventually approved, capacity scarcity could boost prices, benefiting generators long‑term.
Key entities
- RTOPJM Interconnection
Operator of the largest U.S. grid, suspended the backstop auction.
- RegulatorFERC
Ordered the suspension of PJM's backstop procurement.




