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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.

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
The U.S. military set up an improvised airfield deep inside Iran to rescue the F-15 airman. Marines just practiced building one in the desert
Politics
The U.S. military set up an improvised airfield deep inside Iran to rescue the F-15 airman. Marines just practiced building one in the desert
By Jason MaApril 5, 2026
Ryanair CEO says book summer trips before fares soar, predicting French air traffic controllers more likely to cause flight chaos than fuel shortages
Travel & Leisure
Ryanair CEO says book summer trips before fares soar, predicting French air traffic controllers more likely to cause flight chaos than fuel shortages
By Jason MaApril 4, 2026
Labor market turns upside down as the economy can shed jobs and still keep unemployment low amid immigration reversal
Economy
Labor market turns upside down as the economy can shed jobs and still keep unemployment low amid immigration reversal
By Jason MaApril 4, 2026
Trump calms markets to fight longer and always uses the military assets he deploys as more combat power heads to Iran, Mideast expert says
Energy
Trump calms markets to fight longer and always uses the military assets he deploys as more combat power heads to Iran, Mideast expert says
By Jason MaApril 4, 2026
Energy markets are having a Wile E. Coyote moment as oil supplies go off a cliff, expert says
Energy
Energy markets are having a Wile E. Coyote moment as oil supplies go off a cliff, expert says
By Jason MaApril 3, 2026
Cargo theft costs U.S. trucking $18 million a day and is ‘unlike anything our industry has faced before,’ logistics exec warns
North America
Cargo theft costs U.S. trucking $18 million a day and is ‘unlike anything our industry has faced before,’ logistics exec warns
By Jason MaMarch 30, 2026
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A dropout living in a trailer, he got $1 million from Peter Thiel at 19—now he's a billionaire who says the American Dream isn't deadplaceholder alt text
By Orianna Rosa RoyleAugust 18, 2026
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