22 megadeals exceeding $10bn each were struck in Q1 2026, defying market fears of AI-driven collapses and geopolitical tensions. This surge, reported by the London Stock Exchange Group, marks a new high since 2015. The trend persists despite warnings of market instability and recent US-Israeli strikes on Iran. Analysts attribute the deals to strategic shifts under the Trump administration, which relaxed antitrust rules, enabling ambitious acquisitions. Companies are consolidating to counter AI disruption or secure footholds amid trade uncertainties. Notable examples include Pershing Square’s $55bn bid for Universal Music and Goldman Sachs’ strong M&A fees.

The Trump administration’s deregulatory approach has emboldened boards to pursue long-term bets. Shell’s 2016 acquisition of BG Group, aimed at liquefied natural gas growth, succeeded despite initial doubts. However, not all megadeals yield returns. Charter Communications’ $10bn overpayment for Time Warner Cable and AB InBev’s debt-laden SABMiller takeover serve as cautionary tales. Kraft Heinz’s 2015 merger, later reversed, remains a benchmark failure. These cases underscore that scale alone doesn’t guarantee success. M&A advisers remain optimistic, though Goldman Sachs reports a shrinking deal pipeline and JPMorgan warns Middle East conflicts could disrupt timelines. Private equity firms are also pressuring portfolio exits, adding pressure to finalize deals.

While megadeals persist, risks linger. The 2015 boom saw 70-75% of acquisitions fail, often due to overvaluation or integration issues. Today’s deals face similar challenges, particularly with tariffs and global trade friction. Yet boards appear undeterred, mirroring past resilience after Trump’s 2017 tariff shocks. The key lesson remains: strategic clarity and price discipline are critical. As one observer noted, ‘Scale by itself is not the answer.’ Investors will watch whether this cycle repeats mistakes or learns from them. The $55bn Universal Music bid, if approved, could set a new precedent for leveraging administrative policies to reshape industries.