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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.

Dow tumbles more than 600 points as Trump confirms aggressive tariff plans, killing hopes for a last-minute reprieve and sending stocks reeling
Finance
Dow tumbles more than 600 points as Trump confirms aggressive tariff plans, killing hopes for a last-minute reprieve and sending stocks reeling
By Jason MaMarch 3, 2025
Fake Social security card on prop U.S. currency and Treasury Department checks.
Finance
Social Security payments could suffer interruption soon as DOGE causes ‘system collapse,’ former commissioner warns—‘start saving now’
By Jason MaMarch 3, 2025
Even in deep-red Trump country, business conditions are quickly collapsing as tariff fears cross party lines 
Finance
Even in deep-red Trump country, business conditions are quickly collapsing as tariff fears cross party lines 
By Jason MaMarch 2, 2025
Foreign adversaries are seeking federal workers angry about Trump’s layoffs as potential intelligence sources, report says
Politics
Foreign adversaries are seeking federal workers angry about Trump’s layoffs as potential intelligence sources, report says
By Jason MaMarch 2, 2025
Russia’s old economy is gone, and its wartime transformation has the military primed for a resurgence, former State Dept. official warns
Politics
Russia’s old economy is gone, and its wartime transformation has the military primed for a resurgence, former State Dept. official warns
By Jason MaMarch 2, 2025
Artistic rendering of Benjamin Franklin on a $100 bill behind a graph showing downward movement
Finance
The U.S. economy has suddenly been thrown into reverse as key GDP indicator flashes stunning negative forecast
By Jason MaMarch 1, 2025
After Trump-Zelensky blowup, Europe may be more willing to seize frozen Russian assets while EU official says ‘free world needs a new leader’
Finance
After Trump-Zelensky blowup, Europe may be more willing to seize frozen Russian assets while EU official says ‘free world needs a new leader’
By Jason MaMarch 1, 2025
The fertility crash comes down to what men are doing—or not doing—Nobel laureate says 
Lifestyle
The fertility crash comes down to what men are doing—or not doing—Nobel laureate says 
By Jason MaFebruary 23, 2025
Repricing U.S. gold reserves would be bullish for the market, signaling the precious metal is not a ‘barbarous relic,’ analyst says
Finance
Repricing U.S. gold reserves would be bullish for the market, signaling the precious metal is not a ‘barbarous relic,’ analyst says
By Jason MaFebruary 23, 2025
American troops pack more punch than European ones, and fighting Russia without the U.S. would require adding more than 300,000, think tank says
Politics
American troops pack more punch than European ones, and fighting Russia without the U.S. would require adding more than 300,000, think tank says
By Jason MaFebruary 23, 2025
Trump tariffs promise chaos, but China’s Xi Jinping may be the biggest threat to the global economy, former Treasury official warns 
Politics
Trump tariffs promise chaos, but China’s Xi Jinping may be the biggest threat to the global economy, former Treasury official warns 
By Jason MaFebruary 22, 2025
This NATO ally will ‘buy, buy, buy’ more weapons as quickly as possible after intelligence report says Russia may start a war in Europe in a few years 
Politics
This NATO ally will ‘buy, buy, buy’ more weapons as quickly as possible after intelligence report says Russia may start a war in Europe in a few years 
By Jason MaFebruary 22, 2025
Egg price inflation is so bad that some NYC stores are selling them ‘loosie’ cigarette style
Retail
Egg price inflation is so bad that some NYC stores are selling them ‘loosie’ cigarette style
By Jason MaFebruary 21, 2025
Russia’s ruble is soaring as Trump pushes for an end to the Ukraine war while Europe fears getting sidelined
Finance
Russia’s ruble is soaring as Trump pushes for an end to the Ukraine war while Europe fears getting sidelined
By Jason MaFebruary 16, 2025
Top Palantir execs slam Silicon Valley for focusing on ‘trivial yet solvable inconveniences’ instead of tackling national problems
Tech
Top Palantir execs slam Silicon Valley for focusing on ‘trivial yet solvable inconveniences’ instead of tackling national problems
By Jason MaFebruary 16, 2025
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Success
Billionaire Home Depot cofounder Bernie Marcus' foundation donates nearly $30 million toward stem cell research for heart attacksplaceholder alt text
By Sydney LakeAugust 14, 2026
Middle East
Iran business leader admits U.S. blockade will inflict more economic damage than war, and the 'worst thing that could happen' is trying to evade itplaceholder alt text
By Jason MaAugust 15, 2026
Success
$38 billion Twilio CEO wakes at 4:30 a.m., works Sundays, and runs laps around his house between meetings to blow off steamplaceholder alt text
By Orianna Rosa RoyleAugust 15, 2026
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