Mathieu Benhamou

Mathieu Benhamou

Mathieu Benhamou is a data reporter for Bloomberg News in New York.

Latest

Wall Street's Stamp of Legitimacy Fuels Suspected Pump-and-Dump Schemes

Wall Street's Stamp of Legitimacy Fuels Suspected Pump-and-Dump Schemes

US regulators are scrutinizing how dozens of small, foreign-based companies became targets of chatroom stock promoters

January 29, 2026

January 29, 2026

Wall Street's Stamp of Legitimacy Fuels Suspected Pump-and-Dump Schemes

US regulators are scrutinizing how dozens of small, foreign-based companies became targets of chatroom stock promoters

Wall Street's Stamp of Legitimacy Fuels Suspected Pump-and-Dump Schemes

December 17, 2025

December 17, 2025

One Generic Cancer Drug Costs $35. Or $134. Or $13,000.

Hundreds of hospitals across the US are marking up old cancer treatments — in some cases hundreds of times what Medicare pays.

FEAT_CANCER_CAP_Ida_Martin_DSC6861

December 12, 2025

December 12, 2025

Year in Review: 2025 in Graphics, Maps, and Visual Stories

The Year in Graphics

2025: The Year in Graphics (4x3 animated GIF V2)

October 3, 2025

October 3, 2025

Harvard Business School Is Most Coveted Among MBAs Globally

Its enduring brand power makes it the one school grads would choose if costs and admission weren’t factors.

Harvard Business School Is Most Coveted Among MBAs Globally

September 16, 2025

September 16, 2025

These Are the Best Business Schools in the World

The best MBA programs in the US, Canada, Europe and Asia

Best B-Schools 2025-26

May 27, 2025

May 27, 2025

Corporate America Forging Ahead With Capex Plans Buoys Stocks

A factory floor in Lafayette, Indiana, US

May 3, 2025

May 3, 2025

The Deep Budget Cuts Trump Seeks as His Second Term Takes Shape

The Deep Budget Cuts Trump Seeks as His Second Term Takes Shape

April 17, 2025

April 17, 2025

Congress Is Prioritizing a Tax Break That Few Americans Will Claim

Data shows that even in wealthy congressional districts, the average person isn’t much affected by the state and local tax deduction lawmakers are trying to boost.

Senate Unveils Plan To Fast-Track Tax Cuts, Debt Limit Hike

December 24, 2024

December 24, 2024

2024: The Year in Graphics

The Year in Graphics

2024 Year in Graphics

December 20, 2024

December 20, 2024

Wall Street’s Market Forecasts Are Out for 2025 — Be Dubious

A quarter-century of predictions show that forecasters usually play it safe

Traders On The Floor Of The Cboe Global Markets Exchange As Fed Chair Powell Holds New Conference

October 28, 2024

October 28, 2024

A Midwestern Supply Firm Beats Apple, Google on Career Growth

Industrial-supply company Grainger tops an annual ranking of US employers that invest the most in their workforces.

A Midwestern Supply Firm Beats Apple, Google on Career Growth

October 24, 2024

October 24, 2024

Baseball’s Big Spenders Bounce Back in Yankees-Dodgers World Series

A Fall Classic featuring the biggest markets and brightest stars ‘couldn’t have been scripted any better.’

September 17, 2024

September 17, 2024

These Are the Best B-Schools in the World

The best MBA programs in the US, Canada, Europe and Asia

These Are the Best B-Schools in the World

August 27, 2024

August 27, 2024

GameStop’s May Meme Revival Saw Dropoff in Retail Participation

GameStop Shares Extend Meme Rally As Retail Traders Pile In

August 11, 2024

August 11, 2024

For Anti-DEI Groups Swarming Annual Meetings, Even a Loss Is a Win

Supporters of diversity, equity and inclusion policies say conservatives want to ‘wreck the system.’ Detractors say low shareholder votes show the system is biased.

Supreme Court Rules Affirmative Action Is Unconstitutional In Landmark Decision

August 7, 2024

August 7, 2024

Layoffs Are More Expensive for Companies Than You Think

When companies cull staff, they don’t just have to pay severance, but face other expenses that haven’t been fully calculated—until now.

Layoffs Are More Expensive for Companies Than You Think

January 10, 2024

January 10, 2024

Even BlackRock Funds Buying Oil Stocks Are Banned by Texas ESG Fight

Texas Town With Biggest US Pay Raise Keeps Powell On Hiking Path

December 15, 2023

December 15, 2023

2023: The Year in Graphics

Bloomberg News told some of 2023’s most important stories with charts, data, and maps. These graphics and visual stories help break them down.

2023-in-graphics (homepage tout image with text)

October 4, 2023

October 4, 2023

Steve Cohen’s Mets Flop While Orioles Win With New Breed of Moneyball

Some teams spent freely to build a winner. But in 2023, the link between big contracts and on-the-field success was the weakest in decades.

NY Mets owner Steve Cohen at opening day ceremonies in 2023

September 21, 2023

September 21, 2023

Status Is King When It Comes To Dream Business Schools

Where would you go if money and entry requirements weren’t obstacles?

Dream Rankings