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David Booth started Dimensional Fund Advisors out of a Brooklyn brownstone in 1981 with an idea that challenged conventional investing: investors should have exposure to smaller companies as part of a diversified portfolio. More than four decades later, Dimensional manages over $1 trillion. Booth is on this week's episode of The David Rubenstein Show: Peer to Peer Conversations to discuss how he built Dimensional and the investment philosophy behind the firm. This interview was recorded August 10 in New York.

AT&T is branching beyond its usual telecom offerings with a benefit that could catch some customers off guard.

Wall Street's quick math on T-Mobile's rate hike exposure produces a frightening number, but that number depends on a reading of the debt stack that the actual quarterly filing does not support.

U.S. wireless carrier promotions should provide a boost for Apple iPhone 18 Pro sales, a Wall Street analyst says. Apple stock rose slightly.

The cost of wireless phone service jumped 5.9% in August after T-Mobile and AT&T hiked rates on some plans.

The cost of wireless phone service jumped 5.9% in August after T-Mobile and AT&T hiked rates on some plans.

By David Shepardson WASHINGTON, Sept 16 (Reuters) - Federal Communications Commission Chair Brendan Carr said Wednesday that a series of upcoming wireless spectrum auctions over the next couple of

A record jump in the price of cellular phone services helped tip a key measure of US inflation above forecasts, likely sealing the deal for a Federal Reserve interest-rate increase next week.

The CEO of one of Apple’s biggest carrier partners did not mince words.

Find insight on ASML Holdings, Adobe, EchoStar and more in the latest Market Talks covering Technology, Media and Telecom.

SpaceX (SPCX) reported earnings 30 days ago. What's next for the stock? We take a look at earnings estimates for some clues.

Etherstack PLC (ASX:ESK) posts record first-half revenue of $8.5 million, up 40% year-over-year, with major contract wins and a strategic review underway to optimize shareholder returns.

Spectrum is sweetening its internet plans as it faces mounting pressure to keep customers from leaving.

The Federal Communications Commission granted temporary approval to AST SpaceMobile to test satellite connectivity using up to 100 commercially available devices.

More than 3,000 small property owners around the US agreed to install Dish antennas on their rooftops to generate extra income. They're now being told to shoulder the cost to take them down.

AT&T's fiber expansion, wireless gains and bundled services support growth, but high capex, debt and competition raise key concerns.

As much of corporate America weighs AI costs against a dizzying array of AI models to choose from, AT&T already has a clear answer: It’s betting on open models specifically to manage those costs and keep control over the flow of its proprietary data. “You hear the stories of the ‘token apocalypse,’ and we’re not scared of the token future,” said AT&T Chief Data and AI Officer Andy Markus. While the company still uses closed, proprietary models today, it eventually wants open models to power 70% to 80% of its total AI usage.

The telecom company is staking its future on open models, both to control token cost and protect its proprietary data.

Here's a look at AT&T stock in light of the competitive threat from SpaceX.

Tutor Perini (NYSE:TPC) reported record second-quarter revenue and operating income, supported by ramping activity on large projects, improved segment margins and strong operating cash flow. The company also raised its 2026 adjusted earnings outlook, completed a debt refinancing and increased its qu

D-Wave Quantum (NASDAQ:QBTS) reported second-quarter 2026 revenue of $3.1 million, essentially unchanged from the year-earlier period, as growth in quantum computing-as-a-service subscriptions and professional services offset a smaller contribution from systems revenue. The company said second-quar

AT&T has made a billion-dollar move to enhance its network for wireless customers after rolling out a series of price increases this year amid rising competition. For instance, in April, the carrier raised prices for its retired unlimited wireless plans that were active before July 24, ...

Moby summary of Tutor Perini Corporation's Q2 2026 earnings call

D-Wave Quantum posts lower-than-expected revenue in its latest quarter, even as the number of revenue-generating customer orders soars.

TPC posts record Q2 revenue and operating income, raises 2026 EPS guidance to $5.15-$5.45 amid robust backlog and margin expansion.

Tutor Perini (TPC) delivered earnings and revenue surprises of +27.94% and +4.80%, respectively, for the quarter ended June 2026. Do the numbers hold clues to what lies ahead for the stock?

Airgain (NASDAQ:AIRG) reported second-quarter revenue of $13.7 million, up 19% sequentially and 0.7% from a year earlier, as growth in enterprise, automotive and consumer markets helped the wireless connectivity provider post positive adjusted EBITDA. President and CEO Jacob Suen said the company e

SpaceX is coming for large U.S. telecom providers. During the company’s first earnings call, SpaceX President Gwynne Shotwell referenced the revenue that AT&T, Verizon Communications and T-Mobile US pull in, and said Starlink would take aim at their subscribers.

Lumen Technologies (NYSE:LUMN) reported second-quarter results that management said were in line with expectations, as the company continued to shift its business toward digital, strategic networking services and away from legacy offerings. Chief Executive Officer Kate Johnson said Lumen is positio

AT&T and Verizon anchor ASTS’ U.S. strategy, while its broader network includes nearly 60 carrier partners covering more than 3 billion subscribers.