Martina Castellanos

Martina Castellanos

Contributor|Business

Martina is a reporter and editorial fellow at Forbes, covering wealth, markets and billionaires. She previously wrote about insurance for the Financial Times, served as Online Nonfiction Editor at Columbia Journal, and worked within the financial sector at Moody’s Analytics. She holds an Economics degree from New York University and an MFA in Nonfiction Writing from Columbia University. Follow her on Forbes, X(formerly Twitter) and LinkedIn.

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6,999 viewsOct 3, 2025

Supreme Court Lets Trump Administration End Protections For Venezuelan Immigrants

The Supreme Court, in a 6-3 split, granted another emergency request to revoke Temporary Protected Status to about 300,000 Venezuelans.

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11,144 viewsOct 3, 2025

Taylor Swift’s ‘Life Of A Showgirl’ Hits Number 1 On Apple—As Album Hints At Travis Kelce And More

Swift’s latest release smashed pre-save records as the billionaire singer referenced her fiancé Travis Kelce.

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4,179 viewsOct 1, 2025

Amazon Bets On $5 Private-Label Groceries To Win Over Inflation-Weary Shoppers

Over 1,000 low cost food items are now on Amazon Grocery’s menu.

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341 viewsSep 29, 2025

Harvard Could Be Locked Out Of HHS Funding Over Antisemitism Claims

The Department of Health and Human Services escalated its civil rights case against Harvard, citing antisemetic harassment.

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3,650 viewsSep 29, 2025

ChatGPT Adds ‘Instant Checkout’ To Let Users Shop Directly In Chat

OpenAI is turning its chatbot into a digital storefront.

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12,746 viewsSep 29, 2025

Videogame Juggernaut Electronic Arts Gets Acquired For $55 Billion

EA’s sale shows how sovereign wealth and private equity are rewriting the playbook for mega buyouts.

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2,065 viewsSep 26, 2025

What To Know About CTE–The Brain Disease Diagnosed In Midtown Gunman

Shane Tamura’s case adds to growing concerns over contact sports hidden toll on the brain.

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5,842 viewsSep 23, 2025

Why The U.S. Banned Iranian Diplomats From Costco, Sam’s And Luxury Cars

Iranian diplomats face new U.S. curbs on movement and purchases, right down to Costco’s iconic $1.50 hot dog.

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479 viewsSep 11, 2025

UK Ambassador To US Peter Mandelson Ousted Over Epstein Ties

Over 100 emails from Mandelson to Epstein—sometimes sympathetic and strategic—were released in an explosive report by Bloomberg.

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33,676 viewsSep 9, 2025

The 10 Youngest Billionaires On The 2025 Forbes 400 List

Four of the ten youngest members of this year’s ranking made the list for the first time, including the youngest of all.