Inside the Auction: Publicis wins LiveRamp’s data infrastructure

John Ebbert

Inside the Auction: Publicis Groupe—LiveRamp

Agency holding company Publicis Groupe did not win LiveRamp back in May by making the highest bid disclosed in the company’s merger proxy.

It won after a $40-per-share rival failed to turn its indication of interest into a transaction, the software market reset and Publicis returned with a lower offer that LiveRamp’s board ultimately accepted: $38.50 per share, or about $2.2 billion in enterprise value.

The SEC filing turns what looked like a straightforward agency acquisition into a more revealing auction story. It shows how the strategic value of LiveRamp’s identity and data collaboration infrastructure attracted interest from other companies, but also how an auction can lose momentum when buyers cannot move with conviction.

Who was in the auction

  • Publicis: Winner. Re-engaged after the software market reset and reached an agreement at $38.50 per share. Read the announcement. (May 17)
  • Omnicom (Party E): Tipsheet inference. Submitted a $40-per-share all-cash indication in December but moved more slowly through diligence and negotiations, then paused amid market volatility and post-acquisition integration demands. Party E’s description is consistent with Omnicom, which was integrating two major acquisitions (IPG in November 2025 and Flywheel in January 2024), although the proxy does not identify the company.
  • The Trade Desk (Party F): Tipsheet inference. Explored the strategic fit and potential synergies but expressed concern about the timing of revenue synergies and possible dis-synergies. Tipsheet’s inference is based on Party F’s described strategic rationale, acquisition history and existing relationship with LiveRamp, including their UID2 agreement in 2020 and privacy-first interoperable-ID work in Europe in 2022. The filing says Party F had never completed an acquisition as large as LiveRamp.
  • Party D: Explored a possible transaction in 2025, then chose to deepen its commercial relationship with LiveRamp rather than pursue an acquisition.
  • Other strategic companies: The proxy describes a wider outreach process, but no other identification meets the evidence threshold.

The proxy does not identify Parties D, E or F, and tipsheet could not independently confirm their identities.

The process began as commercial discussions. Publicis had long been a LiveRamp customer. In 2025, the two companies discussed expanding their relationship before turning to a possible acquisition.

On Dec. 3, Publicis made a preliminary $37.50-per-share cash proposal. LiveRamp’s board deemed it inadequate, but used it to launch broader outreach. Publicis returned nine days later at $40 per share.

LiveRamp contacted companies with existing commercial relationships or a plausible strategic rationale. Most declined. Three signed confidentiality agreements.

The most consequential alternative was Party E. It met with LiveRamp on Dec. 16 and submitted a preliminary $40-per-share cash proposal on Dec. 24. But the board saw a difference between matching the headline price and being able to close. Party E was behind Publicis in diligence, had not marked up the merger agreement and was contending with significant post-acquisition integration demands.

Party F remained engaged into January of this year. Its leadership saw strategic merit in combining with LiveRamp but was not prepared to support the synergies necessary for a bid. Another potential buyer withdrew for its own strategic reasons.

Publicis and LiveRamp were also not done negotiating. The parties were working through management retention, employee equity and other transaction terms when the software market fell sharply in January. The proxy says forward earnings multiples for software companies declined from 39x to 21x within months as investor concern about AI disruption spread.

The auction effectively froze.

Publicis and LiveRamp shifted back to their commercial partnership. Party E did not advance its offer. Party F continued to see the strategic logic but still did not move to a proposal.

Then Publicis returned in late March. On April 20, it offered $37–$38 per share, below its December proposal. LiveRamp’s board pushed back. Four days later, Publicis raised the offer to $38.50 and called it final. LiveRamp’s board authorized negotiations on that basis, and the companies signed on May 16.

If Party F was The Trade Desk

Tipsheet’s identification of Party F as The Trade Desk remains an inference, not a fact established by the proxy. But the subsequent timeline gives that possibility added context:

  • Dec. 31: The Trade Desk ends 2025 with a market capitalization of about $18.4 billion, down from nearly $60 billion a year earlier.
  • Jan. 8: Publicis and LiveRamp announce an expanded commercial partnership as the acquisition discussions pause. The proxy says Party F still saw strategic merit in LiveRamp, but could not support the required synergies.
  • Feb. 25: The Trade Desk reports Q4 results and softer Q1 guidance. Its market capitalization falls to about $12 billion. Read results.
  • March 2–4: The Trade Desk CEO Jeff Green buys roughly $148 million of company stock in the open market, describing it as the largest purchase of his life. Read more
  • March 17–18: Publicis advises clients to stop transacting on The Trade Desk following an audit that it said found improper fees and other violations. The Trade Desk disputes the allegations and says requested data would violate confidentiality commitments. Read Reuters
  • Late March: Publicis re-engages with LiveRamp on an acquisition.
  • April 24: Publicis arrives at $38.50 per share and receives authorization from LiveRamp’s board to negotiate on that basis. The Trade Desk’s market capitalization is about $11.3 billion.
  • June 12: The Trade Desk and Publicis publicly “reaffirm” partnership. Read release.

If Party F was The Trade Desk, the decline in TTD’s own equity value changed the relative scale of a potential LiveRamp acquisition. LiveRamp’s eventual $2.55 billion equity value represented about 14% of TTD’s market capitalization at year-end, but roughly 23% by the time Publicis secured exclusivity in April.

The proxy does not connect the LiveRamp process to the Publicis–Trade Desk dispute, and the audit allegations stand on their own. Green’s stock purchase also preceded the public rupture. Still, if Party F was The Trade Desk, the chronology puts several developments alongside one another: a major independent DSP had considered acquiring LiveRamp, its own equity value was falling sharply and Publicis was moving toward ownership of LiveRamp’s data-collaboration infrastructure.

From tipsheet: The price path is the story. Publicis offered $40 in December, saw the competitive field thin as software valuations reset during the “SaaSpocalypse” earlier this year, then agreed to acquire LiveRamp at $38.50. The filing shows that LiveRamp’s strategic importance did not disappear. What changed was the buyers’ willingness and ability to convert that importance into a signed agreement.

For Publicis, LiveRamp is not merely a data asset to add to Epsilon. It is connective infrastructure: a way to help brands, publishers and platforms collaborate on data across their own systems. Publicis has promised that LiveRamp will continue to operate as a neutral, interoperable platform with open ecosystem access. That is why the acquisition raises a larger question for the market: can a company whose value was built partly on neutral interoperability retain that role inside one of advertising’s largest holding companies?

Publicis won the auction. Its next task is preserving the conditions that made LiveRamp strategically scarce in the first place.

Read: Merger proxy (July 6) – LiveRamp Holdings, Inc. on SEC[dot]gov

LiveRamp shareholders approved the transaction on Aug. 17. Publicis and LiveRamp expect it to close before the end of 2026, subject to regulatory approvals and other customary closing conditions.

Read: “Inside the Auction” series