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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.

Trump threatens Apple with tariffs, but U.S.-made iPhones are still a ‘fairy tale’ and would cost thousands of dollars
FinanceTrump threatens Apple with tariffs, but U.S.-made iPhones are still a ‘fairy tale’ and would cost thousands of dollars
By Jason MaMay 23, 2025
Bond yields just hit ‘yippy’ levels last seen during the post-Liberation Day meltdown 
FinanceBond yields just hit ‘yippy’ levels last seen during the post-Liberation Day meltdown 
By Jason MaMay 19, 2025
Dow futures drop 250 points and Treasury yields jump after Moody’s downgrades U.S. debt
FinanceDow futures drop 250 points and Treasury yields jump after Moody’s downgrades U.S. debt
By Jason MaMay 18, 2025
Former President Joe Biden has been diagnosed with an aggressive form of prostate cancer that has spread
PoliticsFormer 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’
FinanceMansion 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’
PoliticsScott 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.
TechAI 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’
FinanceU.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
FinanceU.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
PoliticsTrump 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
PoliticsThe 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
FinanceDow 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
FinanceThe 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
PoliticsU.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
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