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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.

Former President Joe Biden has been diagnosed with an aggressive form of prostate cancer that has spread
Politics
Former President Joe Biden has been diagnosed with an aggressive form of prostate cancer that has spread
By Jason MaMay 18, 2025
Mansion sales are booming as the rich seek shelter from trade war fallout — ‘real estate is safer’
Finance
Mansion sales are booming as the rich seek shelter from trade war fallout — ‘real estate is safer’
By Jason MaMay 18, 2025
Scott Bessent says tariff uncertainty is a tactic — otherwise countries ‘would play us in the negotiations’
Politics
Scott Bessent says tariff uncertainty is a tactic — otherwise countries ‘would play us in the negotiations’
By Jason MaMay 18, 2025
President Donald Trump and Saudi Crown Prince Mohammed bin Salman shake hands during Trump's visit to Riyadh.
Tech
AI chips are the new ‘coin of the realm’ as they grease the wheels of geopolitical negotiations, BofA says
By Jason MaMay 17, 2025
‘A big missing part of the story’ — Rust Belt vs. Sun Belt in the battle for U.S. manufacturing jobs
Economy
‘A big missing part of the story’ — Rust Belt vs. Sun Belt in the battle for U.S. manufacturing jobs
By Jason MaMay 17, 2025
U.S. stocks are nearing record highs again after a furious rally — ‘this market could surprise everyone’
Finance
U.S. stocks are nearing record highs again after a furious rally — ‘this market could surprise everyone’
By Jason MaMay 17, 2025
U.S. debt no longer earns a top grade at any of the major credit rating agencies after Moody’s downgrade
Finance
U.S. debt no longer earns a top grade at any of the major credit rating agencies after Moody’s downgrade
By Jason MaMay 16, 2025
Trump says it’s not possible to meet with all countries, and ‘very fair’ tariffs are coming in weeks
Politics
Trump says it’s not possible to meet with all countries, and ‘very fair’ tariffs are coming in weeks
By Jason MaMay 16, 2025
The U.S. doesn’t want ‘generalized decoupling’ from China, but a strategic break instead, Treasury secretary says
Politics
The U.S. doesn’t want ‘generalized decoupling’ from China, but a strategic break instead, Treasury secretary says
By Jason MaMay 12, 2025
Dow futures and the dollar surge as Wall Street cheers U.S.-China tariff talks
Finance
Dow futures and the dollar surge as Wall Street cheers U.S.-China tariff talks
By Jason MaMay 11, 2025
The most powerful people in the world are bond vigilantes, who ‘boxed in’ Trump, top economist says
Finance
The most powerful people in the world are bond vigilantes, who ‘boxed in’ Trump, top economist says
By Jason MaMay 11, 2025
U.S. says deal struck in tariff talks with China will help global trade deficit as White House signals reboot in relations
Politics
U.S. says deal struck in tariff talks with China will help global trade deficit as White House signals reboot in relations
By Jason MaMay 11, 2025
Most baby boomers can’t afford assisted living and are weighing on the housing market by staying in their homes, ‘Oracle of Wall Street’ says
Economy
Most baby boomers can’t afford assisted living and are weighing on the housing market by staying in their homes, ‘Oracle of Wall Street’ says
By Jason MaMay 10, 2025
Gold could soar 80% to $6,000 if there’s even a minuscule shift away from US assets, analysts say
Finance
Gold could soar 80% to $6,000 if there’s even a minuscule shift away from US assets, analysts say
By Jason MaMay 10, 2025
Citadel CEO Ken Griffin says ‘it’s terrifying to watch’ as tariffs open doors to crony capitalism
Finance
Citadel CEO Ken Griffin says ‘it’s terrifying to watch’ as tariffs open doors to crony capitalism
By Jason MaMay 9, 2025
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Law
eBay will pay nearly $50 million after employees reportedly sent a Massachusetts couple a bloody pig mask, cockroaches and death threatsplaceholder alt text
By The Associated Press and Leah WillinghamJuly 28, 2026
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Costco's $14 million email settlement: Who qualifies for an up-to $500 payment and how to claim before the Aug. 24 deadlineplaceholder alt text
By Sydney LakeJuly 29, 2026
Success
He worked 100-hour weeks to save a nearly bankrupt boat company. At 83, he’s just turned down $400 million for it—and gave it all to charity insteadplaceholder alt text
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