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Photo of Jason Ma
Photo of Jason Ma
Jason Ma

Jason Ma is the weekend editor at Fortune, where he covers markets, the economy, finance and housing. Before joining Fortune, he was an editor at Business Insider, Investor’s Business Daily, and Dow Jones Newswires. He also took time off from journalism to serve in the Marine Corps. He is a graduate of the University of Southern California and UC Berkeley.

Iran’s Hormuz whiplash highlights divide within regime as U.S. blockade tightens. ‘The fight between different factions has started’
Politics
Iran’s Hormuz whiplash highlights divide within regime as U.S. blockade tightens. ‘The fight between different factions has started’
By Jason MaApril 18, 2026
Half of Iran’s workforce faces unemployment risk as the U.S.-Israel war’s ‘hidden target’ was the labor market, economist says
Economy
Half of Iran’s workforce faces unemployment risk as the U.S.-Israel war’s ‘hidden target’ was the labor market, economist says
By Jason MaApril 17, 2026
New drones are giving Ukraine a battlefield advantage and ravaging Russia’s oil industry
Innovation
New drones are giving Ukraine a battlefield advantage and ravaging Russia’s oil industry
By Jason MaApril 13, 2026
U.S. naval blockade on Iran will trigger a currency devaluation spiral and hyperinflation, potentially ending the war more quickly, analyst says
Economy
U.S. naval blockade on Iran will trigger a currency devaluation spiral and hyperinflation, potentially ending the war more quickly, analyst says
By Jason MaApril 13, 2026
Stock futures sink while oil spikes as the U.S. Navy looks to squeeze Iran’s economy and break its grip on the Strait of Hormuz
Politics
Stock futures sink while oil spikes as the U.S. Navy looks to squeeze Iran’s economy and break its grip on the Strait of Hormuz
By Jason MaApril 12, 2026
Iran’s crumbling economy is the regime’s greatest weakness with prices up 40% since the war began while authorities worry about making payroll
Economy
Iran’s crumbling economy is the regime’s greatest weakness with prices up 40% since the war began while authorities worry about making payroll
By Jason MaApril 12, 2026
Here’s how a U.S. naval blockade of the Strait of Hormuz could work. ‘This is a big task, and it’s a big gamble’
Politics
Here’s how a U.S. naval blockade of the Strait of Hormuz could work. ‘This is a big task, and it’s a big gamble’
By Jason MaApril 12, 2026
‘This is the last warning.’ Iran threatens U.S. warships after they throw down the gauntlet for winner-take-all Strait of Hormuz
Politics
‘This is the last warning.’ Iran threatens U.S. warships after they throw down the gauntlet for winner-take-all Strait of Hormuz
By Jason MaApril 11, 2026
The petrodollar faces increased risk, but a petroyuan is ‘far-fetched’ as fears of U.S. losing superpower status are overhyped, strategist says
Economy
The petrodollar faces increased risk, but a petroyuan is ‘far-fetched’ as fears of U.S. losing superpower status are overhyped, strategist says
By Jason MaApril 11, 2026
Navy tests Hormuz blockade as expert says U.S. military prepares for round 2 and could degrade Iran’s hold over the strait to a ‘manageable level’
Politics
Navy tests Hormuz blockade as expert says U.S. military prepares for round 2 and could degrade Iran’s hold over the strait to a ‘manageable level’
By Jason MaApril 11, 2026
Ukraine will have the most important defense industrial base in the free world, former CIA chief predicts
Innovation
Ukraine will have the most important defense industrial base in the free world, former CIA chief predicts
By Jason MaApril 10, 2026
Trump is seeking the biggest defense budget surge in 75 years as the Pentagon stays committed to ‘exquisite’ weapons
Politics
Trump is seeking the biggest defense budget surge in 75 years as the Pentagon stays committed to ‘exquisite’ weapons
By Jason MaApril 6, 2026
Massive debt makes the U.S. one of the world’s most vulnerable countries in the energy crisis, market veteran warns
Economy
Massive debt makes the U.S. one of the world’s most vulnerable countries in the energy crisis, market veteran warns
By Jason MaApril 6, 2026
Oil climbs and stock futures drop as fuel shortages spread while Trump makes series of apocalyptic threats against Iran ahead of moving deadline
Energy
Oil climbs and stock futures drop as fuel shortages spread while Trump makes series of apocalyptic threats against Iran ahead of moving deadline
By Jason MaApril 5, 2026
Even if Iran’s regime outlasts Trump, it may not survive reconstruction of the shattered economy, Mideast expert says
Economy
Even if Iran’s regime outlasts Trump, it may not survive reconstruction of the shattered economy, Mideast expert says
By Jason MaApril 5, 2026
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