Adobe just acquired Semrush for $1.9 billion. Discover the 5 critical changes coming to SEO strategy in 2026 and how to prepare your marketing stack today. On November 19, 2025, Adobe dropped a bombshell that's sending shockwaves through the digital marketing world: a $1.9 billion acquisition of Semrush , the SEO powerhouse trusted by over 10 million marketers worldwide. If you're managing a marketing budget, running SEO campaigns, or simply trying to keep your business vis