Ahead of an impending US sale deadline, ByteDance-owned TikTok has announced significant growth in Europe, adding 5 million active users YoY and seeing over 200 million EU users monthly. Even as TikTok grows in the EU and other key markets, the platform faces an uphill battle to reassure advertisers amid persistent uncertainty over its US regulatory future.

The news: Meta and Google still account for 88% of mobile ad spending despite shifting user habits, per a Moloco report. But while advertiser attention remains firmly focused on Big Tech, those that diversify their media mix could increase financial returns as much as 214%. Our take: As audiences become fragmented across social media, advertisers are increasingly faced with the need to look beyond the big players—but with big tech still commanding attention, a balanced approach is key.