A buoyant 2025 has transformed into a precarious 2026 rife with geopolitical instability, including the largest oil shock in history.
For investment bankers, 2025 ended on a high note.
“It is an exceptional time as 2026 launches,” Barclays declared in January. Global M&A volumes exceeded $5 trillion in 2025, and the London-based bank articulated what all its peers seemed to be thinking: “All signs...
The narrative presents a classic boom-to-bust cycle in M&A, framed by geopolitical shocks as the primary disruptor. The strongest version of this argument—its steelman—is that external, unpredictable events (war, oil shocks) derailed an otherwise robust deal-making environment, supported by concrete data on deal volume declines and oil price spikes. However, the analysis leans heavily on correlation without deeper causal scrutiny. For instance, while the Iran conflict is cited as the catalyst, t...
