Nexstar Media Group $NXST faces a federal injunction over its $6.2B Tegna $TGNA acquisition, turning a closed media merger into an active antitrust risk. The U.S. District Court for the Eastern District of California issued a 52-page preliminary injunction on April 17, ordering Nexstar and Tegna to preserve Tegna as a separate and independent business while DirecTV and eight state attorneys general pursue Clayton Act claims.

The transaction clears the skill's Tier-1 M&A threshold by a wide margin. California Attorney General Rob Bonta's March complaint described the matter as a $6.2B broadcasting merger. The court order says Nexstar owned 164 broadcast stations before the deal and Tegna owned 64; combined, plaintiffs said the acquisition would give Nexstar control of 228 stations reaching 80% of U.S. television households in 132 local markets.

The injunction is market-relevant because it disrupts integration after regulatory approval. Nexstar said the transaction had closed more than four weeks earlier after FCC and U.S. DOJ approvals, and that it would appeal to the Ninth Circuit. The court nonetheless found the hold-separate order appropriate while litigation continues, including requirements that Tegna operations, staffing, station support, books, and working capital remain distinct enough to preserve competition.

The economic dispute centers on retransmission fees and local-broadcast concentration. The court cited plaintiffs' argument that the combined company would own additional Big Four affiliates in 31 local markets, including 27 new duopolies and 3 new triopolies. AP reported that Judge Troy L. Nunley found DirecTV and the state attorneys general likely to prevail, with higher consumer prices and reduced local news competition among the alleged harms.

The next catalysts are procedural rather than quarterly. Investors will watch Nexstar's Ninth Circuit appeal, any negotiated hold-separate modifications, FCC ownership-cap issues, and whether the antitrust case forces divestitures or a longer delay. The injunction does not unwind the acquisition today, but it limits the cost and synergy actions that normally follow a closed broadcast deal.

Not investment advice. Verify all figures with primary sources before acting.

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Nexstar $NXST $6.2B Tegna deal halted by federal injunction