Oil prices and Iranian talks: anticipation and impact on markets

Oil prices and Iranian talks: anticipation and impact on markets

27.02.2026
8 mins read
Oil prices fell as investors awaited the outcome of US-Iranian talks that could bring Iranian oil back to global markets and affect the balance of supply and demand.

Oil prices fell sharply at Thursday's settlement as investors closely monitored developments in indirect talks between the United States and Iran, which could pave the way for Iranian oil to return to global markets. This decline comes amid a cautious mood in energy markets, with traders assessing the potential impact of increased supply at a time when global demand is still gradually recovering.

In terms of price movements, Brent crude futures, the global benchmark, fell 10 cents, or 0.14%, to settle at $70.75 a barrel. West Texas Intermediate (WTI) crude futures, the U.S. benchmark, also declined, dropping 21 cents, or 0.32%, to close at $65.21 a barrel.

The historical context of nuclear negotiations

These talks trace their roots back to the landmark nuclear agreement formally known as the Joint Comprehensive Plan of Action (JCPOA), signed in 2015 between Iran and the P5+1 group of world powers. Under this agreement, Iran agreed to significantly restrict its nuclear program in exchange for the lifting of economic sanctions, including those on its oil exports. However, the United States unilaterally withdrew from the agreement in 2018 under former President Donald Trump and reimposed crippling sanctions as part of its “maximum pressure” campaign, drastically reducing Iranian oil exports from over 2.5 million barrels per day to just a few hundred thousand.

The importance of the talks and their expected impact

The crucial importance of the ongoing talks in Vienna lies in their potential to revive the nuclear agreement, which would mean the lifting of US sanctions and allow Iran to fully resume its oil exports. Analysts estimate that Iran could increase its production and exports by 1 to 2 million barrels per day within a few months of sanctions being lifted. This additional volume of oil, if it enters the market, would significantly increase global supply, putting downward pressure on prices. This prospect is the primary driver behind investor anxiety and the current price decline, as any positive signal from the negotiations translates directly into expectations of increased supply.

Impact on global energy markets and OPEC+

Internationally, the potential return of Iranian oil poses a challenge to the OPEC+ alliance, which includes the Organization of the Petroleum Exporting Countries (OPEC) and its allies, led by Russia. For over a year, the alliance has been managing production cuts to stabilize prices and support their recovery following the collapse in demand caused by the COVID-19 pandemic. OPEC+ will have to consider the return of Iranian production when formulating its future production policies, which could complicate decision-making within the group. Therefore, global oil markets remain hostage to geopolitical developments, and the outcome of the nuclear negotiations will remain the most influential factor shaping prices in the medium term.

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