How Gulf Sovereign Wealth Funds Are Defying the Iran War with a Record Deal Spree

Funds in the lead: the UAE-Saudi axis

The investment push was dominated by a familiar cast. The UAE’s three heavyweight funds—ADIA, Mubadala, and the newer L’IMAD—topped the activity charts alongside Saudi Arabia’s PIF and Qatar’s QIA . A snapshot of the first quarter of 2026, during which active conflict marred roughly a third of the period, shows PIF, Mubadala, and QIA alone deploying close to $25 billion in fresh capital, a pace that under normal conditions would have signaled a record year . In 2025, seven of the largest Gulf SWFs invested approximately $119 billion, with the United States as the single largest destination, and early 2026 data suggested no material deviation from that trajectory .

Not all funds moved identically. Saudi Arabia’s PIF executed a notable pivot, redirecting an estimated $45 billion from speculative technology positions into three defensive areas: defense and security infrastructure ($18 billion), domestic food security and water desalination ($12 billion), and U.S. treasuries and other dollar-denominated assets . ADIA, with an estimated $990 billion in assets, reportedly increased its allocation to U.S. Treasuries by 8 percentage points—roughly $80 billion in new purchases—while also accelerating its push into private credit in Europe and Asia .

A one-way flow: capital still heads West

The bulk of Q2 2026 capital continued to flow into developed-market assets, consistent with the pre-war pattern that has defined Gulf SWF strategy for years . The United States remained by far the largest single beneficiary, absorbing most of the roughly $119 billion deployed by the largest funds in 2025 . The war did not redirect that flow; if anything, it reinforced the flight to perceived safety in U.S. treasuries and mature-market private equity.

Domestic investment did receive new attention, but more as a contingency than a primary channel. PIF’s reallocation toward defense and food security was the clearest example of capital pivoting homeward to shore up national resilience . Mubadala also committed nearly $350 million to clean energy projects, a sector that had already attracted significant Gulf capital before the conflict .

The economic wreckage beneath the dealmaking

To understand why the investment headlines are remarkable, the scale of economic disruption must be confronted. The Strait of Hormuz was effectively closed on March 4, 2026, when Iranian Revolutionary Guard Corps forces declared a maritime no-go zone, threatening to set any vessel attempting passage "ablaze" and collapsing commercial traffic by more than 80% . QatarEnergy declared force majeure on all LNG exports. The International Energy Agency and Rystad Energy estimated that damage to over 80 energy facilities in Arab Gulf states would cost $58 billion to repair, while the IMF projected a 7% cumulative output loss over five years across the Gulf, with negative effects lingering beyond a decade .

The closure divided the region’s fortunes unevenly. Saudi Arabia, able to redirect exports through its western ports, saw oil revenues rise by 4.3% in March, while Oman’s revenues surged 26%. But Iraq and Kuwait saw their notional export revenues plunge by roughly three-quarters year-on-year. The UAE’s revenues dipped by 2.6%, as the price surge only partially offset volume losses . In total, the UN estimated war-related losses could approach $200 billion .

The strategic bind: protection or vulnerability?

It is here that the tension becomes acute. The Arab Gulf States Institute captured it succinctly: sovereign wealth, in this moment, became a source of vulnerability as much as protection . Gulf states had spent two decades shifting their SWF portfolios away from liquid, easily divestable assets and into illiquid private equity, infrastructure, real estate, and direct corporate stakes—investments integral to their ambitious domestic transformation agendas like Saudi Vision 2030 and the UAE’s economic diversification . They cannot easily exit these positions without damaging their own economies and development projects.

Yet the pressure to do just that is mounting. In March 2026, a Gulf official told Reuters that three of the four largest GCC economies had begun reviewing their SWF investment strategies, including possible reversals of investment pledges, divestments, and a reevaluation of global sponsorship deals . The review was driven by the need to absorb a financial shock that, if the Strait remained closed, would compound daily. Daniel Brett, head of data and research at Global SWF, warned that a prolonged disruption would force funds to redirect capital toward government budget priorities, slowing the flow of international investments that Wall Street and Silicon Valley have come to depend on .

Yet through mid-2026, the funds did not blink. Global SWF’s June report found that these vehicles had "shown no sign of slowdown (yet), with a stronger average pace in the past quarter than in the first quarter" . The headline is one of resilience. The subtext is a system under stress, where the ability to deploy capital abroad is both a signal of confidence and a constraint that limits how quickly these states can pivot to defend themselves at home. The real test is not whether the funds kept spending during the opening months of war, but what happens if the Strait of Hormuz remains closed and the $15.1 billion in lost revenue every 13 days becomes an unyielding arithmetic forcing harder choices.