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Week in Charts: Magnite Sues Google, Publicis Tops H1 Billings, and AppLovin Passes $200 Billion Market Cap

Dan Meier 23 September, 2025 

In this week’s Week in Charts: Magnite sues Google, Publicis tops H1 billings, and AppLovin passes $200 billion market cap.

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Quote of the Week

 

 

Number of the Week

 

Charts of the Week

Publicis Tops H1 Billings While WPP Posts Major Losses

Publicis Media was the runaway winner in combined business wins and retentions in H1 2025, according to the Global New Business Barometer (NBB) from COMvergence, an agency benchmarking business. Publicis generated $6 billion in new client billings, including Coca-Cola ($835 million) in North America, alongside eight global accounts: Barilla, Dropbox, Goodyear, LinkedIn, Mars, Paramount, PayPal, and Santander. At the opposite end of the table was WPP Media with $4 billion in account losses, including the aforementioned Coca-Cola business.

 

Search and Video Lead UK Digital Ad Investment

Digital ad spend in the UK reached £18.7 billion during H1 2025, according to the latest Digital Adspend report from IAB UK. Search contributed £8.3 billion in ad investment, followed by video with £4.3 billion in spend. The report noted that CTV (which IAB UK calls “TV+”) made up more than one-third of the video total.

 

TV Most-Used Device for YouTube Viewing in US

US viewers spent 16.3 billion hours watching YouTube via their TV sets in H1 2025, according to research from Digital i, accounting for 36 percent of total consumption. “This puts TV just ahead of the 35 percent of web viewing,” said the report. The findings follow data from Tinuiti last month that suggested more than half of YouTube ad dollars were now spent on TV.

 

AppLovin’s Market Cap Tops $200 Billion for First Time

AppLovin’s market cap topped $200 billion for the first time last week, continuing an accelerated year of growth for the mobile ad tech firm. The company’s market value has more than doubled since May 2025, when the business announced the sale of its video games business to London-based Tripledot Studios, shifting AppLovin’s focus to its high-growth advertising business.

 

The Week in Stocks

Agencies

WPP’s market cap sank almost 9 percent after the holding company came last in the latest COMvergence rankings (see chart above).

 

TV

MFE’s stock price corrected last week, after rising in the wake of the media group’s succesful takeover bid for German broadcaster ProSiebenSat.1.

 

Publishers

Shares in News Corp are climbing on the news that Rupert Murdoch will hand control of the company to his son Lachlan, following a protracted succession saga.

 

Ad Tech

After ad tech stocks declined in light of the decision in the Google search case, the market recovered yesterday as the antitrust trial against Google’s ad tech monopoly kicked off in Virginia.

 

Tech

Apple shares have rallied since Friday, when the company released new iPhone, Apple Watch and AirPods models.

 

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2025-09-23T15:14:11+01:00

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