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Consumer Advocates Could Derail Blackstone’s Utility Acquisition

Reported by Prospect
Feb 19, 2026· 3 min read
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Key Takeaways
  • • Blackstone's $800 million equity issuance for TXNM Energy (PNM's parent) included a $400 million private placement purchased by Blackstone in June 2025, completed without prior authorization from the New Mexico Public Regulation Commission (PRC), which is legally required.
  • • New Mexico statute explicitly mandates "prior express authorization" from the PRC before any utility or utility holding company stock acquisition, making Blackstone's unauthorized purchase a potential violation that could invalidate the entire deal.
  • • Consumer advocates and renewable energy groups argue the transaction represents "reckless disregard" for state law and the PRC's exclusive jurisdiction, positioning the deal as vulnerable to regulatory challenge and possible nullification.
  • • The acquisition targets PNM, which serves 800,000 customers across New Mexico and Texas, and has faced vociferous opposition from consumer groups citing concerns about rising utility rates and private equity control of essential infrastructure.
  • • Blackstone stated it "strongly disagrees" with regulatory positions and will mount a formal defense, indicating the company contests the legal interpretation of authorization requirements.
Summary
Blackstone's proposed acquisition of Public Service Company of New Mexico (PNM) through parent company TXNM Energy faces potential legal derailment following revelation that the private equity giant acquired $400 million in TXNM shares in June 2025 without required regulatory approval from the New Mexico Public Regulation Commission (PRC).

The transaction structure involved TXNM issuing $800 million in new equity prior to closing the acquisition agreement that was announced in May 2025. Of this issuance, Blackstone purchased $400 million in TXNM shares through a private placement that closed just one month after the acquisition was publicly disclosed. Critically, the New Mexico PRC did not authorize this stock purchase, despite state law explicitly requiring "prior express authorization" from regulators before any utility or utility holding company stock can be acquired.

According to Mariel Nanasi, senior attorney and executive director at New Energy Economy, the unauthorized purchase constitutes deliberate circumvention of state law rather than a procedural oversight. "This was not a technical oversight," Nanasi told the Prospect. "It was reckless disregard for New Mexico law and for the commission's exclusive jurisdiction and authority." The legal violation creates grounds for consumer advocates and renewable energy groups to challenge the entire acquisition before it closes, potentially invalidating the deal if regulators enforce the statute as written.

The acquisition has drawn significant opposition beyond regulatory concerns. The deal targets an essential utility serving 800,000 customers across New Mexico and Texas, and consumer groups have raised concerns about rising electricity rates, reduced transparency, and the risks associated with private equity control of critical infrastructure. The controversy reflects broader national consternation regarding private takeovers of power companies and their impact on utility costs and service quality.

Blackstone contested the regulatory interpretation in a statement to the Prospect: "We strongly disagree with the positions taken in the motion and will refute them in a formal response at the earliest opportunity." The company's formal response to consumer advocates' legal challenge will likely focus on narrowing the statutory requirement's application or arguing substantial compliance occurred through subsequent filings, though the explicit statutory language appears to support the PRC's enforcement authority over stock acquisitions completed prior to authorization.

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Prospect Consumer Advocates Could Derail Blackstone’s Utility Acquisition