Daniel Geiger
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Senior reporter at @9finhq. Reach me at dan.geiger@9fin.com/646 352 2884 (dangeiger.79 signal).
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Articles by Daniel Geiger
Cell deformability of peripheral blood mononuclear cells is reduced in individuals with major depressive disorder
Abstract Major depressive disorder (MDD) is a complex mental disorder with a pathophysiology that remains only partly understood and involves, among other factors, alterations in immune system function. One of the main risk factors for mental disorders, in particular trauma-spectrum disorders like depression and complex PTSD, is childhood maltreatment (CM). However, their impact on the biophysical properties of immune cells remains unexplored.
AI infrastructure executives are raking in massive stock windfalls — some are cashing them out Original
Executives from CoreWeave, one of the biggest success stories of the artificial intelligence boom, have publicly touted the company's leading position in the AI race and the future windfall expected from it. Loading audio narration... Behind the scenes, they've been cashing out of their company stock. Three of the most senior executives at CoreWeave have together sold more than $1 billion worth of their shares in the first four months of 2026, according to public filings.
Why the founder of coworking firm Industrious is happy to have a boss now Original
Jamie Hodari is looking for his replacement after selling Industrious, the coworking company he cofounded in 2012, to CBRE for $800 million last year. Loading audio narration... Hodari, 44, became a senior executive at at CBRE after the acquisition in charge of its building operations and experience division. He oversees the management and operations of more than 8 billion square feet of space worldwide and about 95,000 employees.
The AI data center boom is moving closer to cities — and this Texas developer just raised $2 billion to bet on it Original
Texas has become a hot spot for jumbo-sized data centers in far-flung locations that provide the heavy computing for artificial intelligence training. Loading audio narration... The next phase of the AI boom is taking shape closer to where people live. DataBank, a Dallas-based data center developer and operator, is capitalizing on growing demand for facilities built closer to population hubs, where they can deliver AI models to users more quickly.
A comprehensive bedside chest radiography dataset with structured, itemized and graded radiologic reports
Abstract Automated analysis of bedside chest radiographs remains challenging due to limited large-scale datasets with expert annotations and standardized severity grading. We provide TAIX-Ray, a comprehensive dataset of 215,381 bedside chest radiographs collected from 47,724 intensive care unit patients (30,306 male, 17,418 female, median age 68 years) collected over 14 years (01/2010-12/2023) at the University Hospital Aachen, Germany.
Data center executives fret over the industry's increasingly toxic public image Original
A swell of backlash against the data center development boom has left the industry struggling to reboot its image. Loading audio narration... The mounting opposition over issues such as rising power costs, water usage, and AI's broader impact on the job market and environment could threaten trillions of dollars of projects backed by Big Tech, Wall Street investment giants, and a growing collection of developers. Large and prominent projects have already become casualties of the blowback.
For crypto miners turned AI stars, the real test is about to come Original
They're the biggest beneficiaries of the artificial intelligence race you've never heard of. Loading audio narration... While the largest tech firms have unveiled unprecedented spending for AI infrastructure, and leading language developers Anthropic and OpenAI close in on blockbuster IPOs, a group of former crypto-mining companies have quietly become power players amid the soaring demand for data centers.
For crypto miners turned AI stars, the real test is about to come
18 hours ago Last month, Apple acquired a popular Final Cut Pro plugin maker: MotionVFX. It isn’t clear what this acquisition will turn into, but based on the fact that it quickly followed the launch of Apple Creator Studio, it’s highly plausible that Apple will integrate its templates, effects, and other …
10 Akteure hinter dem Finanzierungsboom für Rechenzentren
Citizens organisiert Baufinanzierungen, häufig über syndizierte Kreditfazilitäten, die später über Strukturen wie Asset-Backed Securities an den öffentlichen Märkten refinanziert werden. Das ermöglicht Entwicklern, Kapital freizusetzen und neue Projekte zu finanzieren, während die Vorhaben größer und kapitalintensiver werden.
Milliarden für Rechenzentren: Die Dealmaker des KI-Booms
Drei der Financiers hinter dem Boom: Goldman Sachs‘ John Greenwood, SMBCs Quynh Tran und Apollos Joe Jackson. Goldman Sachs;SMBC; Apollo Der KI-Wettlauf löst an der Wall Street einen Finanzierungsboom für riesige Rechenzentren aus. Dealmaker schreiben das Finanzierungshandbuch neu, um schwindelerregende Summen aufzutreiben. BUSINESS INSIDER (BI) zeigt Akteure, die zig Milliarden bewegen, um das physische Rückgrat des KI-Booms zu bauen.
10 power players behind the data center debt boom
Fang is familiar with 13-figure sums. In 2020, Bank of America put her in charge of an effort to lend $1.5 trillion by 2030 to projects with a sustainable theme, including renewable energy, clean transportation, carbon capture, and community development.
Blue Owl keeps chasing AI infrastructure deals and is writing the loans to back them Original
Blue Owl Capital is doubling down on artificial intelligence infrastructure investments — including loans to two more data centers, Business Insider has learned. Last year, the Wall Street investment and credit firm raised nearly $10 billion for digital infrastructure, primarily for ownership interests in data center projects. The company has also expanded its lending to the sector.
CoreWeave says Nvidia has its back on data center financing Original
Coreweave reports its earnings on Thursday after market close. Copy link Email Facebook WhatsApp X LinkedIn Bluesky Threads An icon in the shape of a lightning bolt. Impact Link In a call with analysts late last month, a CoreWeave executive said it will use Nvidia as a guarantor of its lease payments in order to help secure financing for the buildout of data centers it will occupy, an analyst who listened to the call told Business Insider.
Blue Owl shopped debt for a CoreWeave data center. Lenders weren't sold. Original
Blue Owl Capital, a leading investor in the data center boom, was unable to arrange financing for a $4 billion data center it is co-developing in Pennsylvania after pitching lenders to help bankroll the project in recent months.
NYC's outgoing planner says Mamdani's proposed rent freeze must avoid 'pushing buildings into distress' Original
In his four years as director of the New York City Department of Planning, Dan Garodnick oversaw one of the most sweeping changes to the city's zoning rules in decades. The policy, called City of Yes, initiated a collection of revisions to boost housing, including updates that allow new apartment projects to add bulk used for affordable housing, homes to convert basements or add backyard cottages as accessory dwellings, and more office buildings to be converted into residential space.
NYC's outgoing planner says Mamdani's proposed rent freeze must avoid 'pushing buildings into distress'
1 hour ago Republicans promote too many populist policies when they should focus on supply-side economics. In his column “ America Is Running Out of Patience With Republicans” (Upward Mobility, Feb. 11), Jason Riley is right to warn Republicans away from populist gimmicks like price controls, credit caps and …
Eric Schmidt-backed data center venture is negotiating a major deal with Google Original
Bolt Data and Energy, a data center development firm that was cofounded late last year by former Google CEO Eric Schmidt, is negotiating a deal that would allow it to begin construction on a large data center project it is planning in West Texas. Schmidt's firm is in discussions with Google, his former employer, according to two people with direct knowledge of the talks.
Lawsuits accuse Floyd Mayweather of owing millions to luxury apartment owner and jewelry stores Original
Former boxing champ Floyd Mayweather Jr. has been hit with three new lawsuits alleging that he failed to pay millions to two jewelry stores and owes hundreds of thousands of dollars in rent on a palatial luxury Manhattan apartment. Mayweather rented the 4,629-square-foot duplex unit on the 18th and 19th floors of the Baccarat Hotel and Residences, a high-end condo tower in Midtown, in late 2024.
Blackstone: Rechenzentren treiben das Billionen-Portfolio nach oben
Steve Schwarzman, CEO von Blackstone, erklärte, das Unternehmen werde weiterhin in digitale Infrastruktur investieren, darunter Rechenzentren und Stromversorgung. Jim Watson/AFP/Getty Images Rechenzentren sind zu Schlüsseltreibern des Wachstums beim Private-Equity-Riesen Blackstone geworden. QTS war der größte Einzeltreiber der Renditen. Den Rechenzentren-Anbieter übernahm das Unternehmen 2021. Blackstone plant, noch stärker auf digitale Infrastruktur und Privatkredite zu setzen.
Data centers power Blackstone's $1.3 trillion investment empire Original
Data center investments have become the engine of Blackstone's growth. The Wall Street investment giant reported that QTS, the data center developer and operator it took private in 2021, was the single largest driver of gains in the company's $1.3 trillion portfolio in 2025.
Oracle and OpenAI's data center buildout requires billions in debt — and Wall Street is eyeing it carefully Original
Oracle and OpenAI have aimed to build $500 billion of data centers by the end of the decade to power their artificial intelligence ambitions. But the massive initiative, called Stargate, may be exhausting the supply of available capital.
Trump calls to ban Wall Street from buying homes, but industry insiders say the business model has already moved on Original
Trump's pledge to upend Wall Street's 15-year push into the market for single-family American homes raised alarms across the real estate investment industry — and skepticism. "I'm not concerned about it," said Todd Henderson, the head of real estate for the Americas at DWS, an investment firm that has purchased single-family rental homes.
The investor who blocked a $9 billion AI deal expects that bet to soon pay off
A major investor in Core Scientific says the firm will lease 400 megawatts to new clients this year. The deals would demonstrate durable demand for data centers and that AI is in a boom, not a bubble. Amid a 47-gigawatt power gap, more crypto miners are expected to repurpose their operations for AI. The investment manager who helped scuttle one of the biggest data center acquisitions of 2025 believes that his bet against the multibillion-dollar buyout is about to pay off in the new year.
El inversor que bloqueó un acuerdo de IA de 9.000 millones y lo que piensa de 2026
El gestor de inversiones que ayudó a frustrar una de las mayores adquisiciones de centros de datos de 2025 cree que su apuesta contra la compra multimillonaria está a punto de dar frutos en el nuevo año. Trip Miller, fundador y socio gerente de la firma de inversiones Gullane Capital Partners, con sede en Memphis, cree que Core Scientific está a punto de cerrar importantes acuerdos con nuevos clientes que impulsarán su valor.
The investor who blocked a $9 billion AI deal expects that bet to soon pay off Original
The investment manager who helped scuttle one of the biggest data center acquisitions of 2025 believes that his bet against the multibillion-dollar buyout is about to pay off in the new year. Trip Miller, the founder and managing partner of the Memphis-based investment firm Gullane Capital Partners, believes that Core Scientific, a data center developer and operator, is on the cusp of large new customer deals that will boost its value.
Inside Floyd Mayweather's Post-Boxing Investments: Debt, Real Estate Original
It was a typical scene for anyone familiar with the luxe life that Floyd Mayweather flaunts on social media: the 48-year-old former boxing champion sitting in the cabin of a private jet, counting a heap of $100 bills and talking about the envy that gets directed at him. "Continue to hate," Mayweather said in the September video as he piled the stacks of cash into a clear plastic bag. "You know, people only talk about winners. I'm a winner.
Rising star catch-up: Chad Tredway is back at JPMorgan and at the helm of its $79 billion real estate portfolio Original
Chad Tredway charted a fast path into upper management at JPMorgan Chase, rising from an associate during the Financial Crisis to a senior position overseeing the bank's $20 billion lending business with some of the largest commercial real estate landlords and developers. Business Insider featured Tredway in its first Rising Stars of Wall Street list in 2017. Then in 2021, he left to launch his own real state company, called Trio Investment Group.
Wall Street's rising stars share how they set boundaries and avoid burnout - even in one of the toughest industries
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Business Insider selected 25 young, standout Wall Streeters for its annual rising stars list. We asked them what boundaries and routines keep them grounded in their high-pressure jobs. Early morning exercise, screen breaks, and time for family came up often. Pressure is among the few certainties of daily life on Wall Street — and knowing how to manage it is key to success.
By Alice Tecotzky, Alex Nicoll Verified, Reed Alexander, Alex Morrell, Emmalyse Brownstein, Bradley Saacks Verified, Daniel Geiger Verified, Michelle Abrego Verified
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Aol
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A $5 billion deal key to CoreWeave's AI empire just lost another investor's support Original
Meet 7 up-and-coming investment bankers riding the dealmaking rebound
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Wall Street's dealmaking has gained momentum over the last two quarters. Nominees for Wall Street Rising Stars are US-based, 35 or younger, and exceptional. We highlight bankers advising on major mergers, acquisitions, IPOs, and investment opportunities. The Wall Street dealmaking engine is starting to roar again, and bankers are finding their stride. We've rounded up some of the rising rainmakers from across investment banks, as featured on our latest Rising Stars of Wall Street list.
By Reed Alexander, Daniel Geiger Verified, Rebecca Torrence Verified, Alex Nicoll Verified, Emmalyse Brownstein
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Yahoo Finance
Verified
Early Warnings, No Actions: A Practice Perspective on Barriers to Anticipatory Action Approaches
Wall Street's rising stars give their top tips for landing a job in finance - and standing out once you get there
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Business Insider selected 25 young, up-and-coming Wall Streeters for its annual rising stars list. We asked them to share their best advice for college students trying to break into the industry. Here's what they said, from networking early to mentorship following your own path. The path to Wall Street has always been competitive — but these days it can be brutal. Aspiring finance pros are preparing as early as their first year in college to secure the internships that open the right doors.
By Alice Tecotzky, Alex Nicoll Verified, Reed Alexander, Alex Morrell, Emmalyse Brownstein, Bradley Saacks Verified, Daniel Geiger Verified, Michelle Abrego Verified
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Yahoo Finance
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Business Insider's 2025 Rising Stars of Wall Street break down their jobs in plain English
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Business Insider's Rising Stars of Wall Street hold important yet complex jobs. We asked them to break down what they do in a way anyone could understand. See top responses from Rising Stars at firms like Blackstone, Moelis, and Goldman Sachs. Credit solutions, secondaries, private capital advisory. Business Insider's Rising Stars of Wall Street have impressive but complicated jobs.
By Alex Nicoll Verified, Daniel Geiger Verified, Reed Alexander, Emmalyse Brownstein, Alice Tecotzky, Kaja Whitehouse
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Yahoo Finance
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Business Insider's 2025 Rising Stars of Wall Street break down their jobs in plain English. Original
2025-10-08T09:15:02Z Share Facebook Email X LinkedIn Reddit Bluesky WhatsApp Copy link lighning bolt icon An icon in the shape of a lightning bolt. Impact Link Save Saved Read in app This story is available exclusively to Business Insider subscribers. Become an Insider and start reading now. Have an account? Log in. Business Insider's Rising Stars of Wall Street hold important yet complex jobs. We asked them to break down what they do in a way anyone could understand.
Anticipatory Action in River Flooding Risk Management in Nigeria: An Assessment of Community‐Level Implementation
1 Introduction Flooding remains a persistent and escalating hazard in many parts of the world, particularly in countries like Nigeria, where extensive river systems and seasonal rainfall patterns converge with rapid urbanization, poor infrastructure, and land mismanagement (Echendu 2022; Adeyemo et al. 2021; Adebayo et al. 2022).
OpenAIとエヌビディアの1000億ドルの契約に立ちはだかる巨大な障壁…「電力へのアクセス」 | Business Insider Japan
彼らは資金とチップを手に入れた。次は電力が必要だ。 エヌビディア（Nvidia）は9月22日、OpenAIに1000億ドル（約15兆円、1ドル=150円換算）を投資する計画を発表した。この契約により、ChatGPTの開発企業はAI競争で大きな優位性を得ることになる。急成長戦略を支えるために必要な高性能GPUを10ギガワット（GW）分確保できるのだ。 両社とも言及しなかったが、OpenAIがこれらのチップを稼働させるために必要な、膨大な電力をどう確保するかは、この契約では保証されていない。 「電力へのアクセスは巨大な障壁です」とエネルギーコンサルティング会社ウッド・マッケンジー（Wood Mackenzie）のグリッド専門家ベンジャミン・ハーツ-シャーゲル（Benjamin Hertz-Shargel）氏は言う。今回の契約発表は、データセンターの完成には「程遠い」と彼は付け加えた。...
The big challenge to OpenAI's $100B deal with Nvidia: Access to power Original
They've got the money and the chips. Now they need the power. Nvidia announced Monday that it plans to invest $100 billion in OpenAI in a deal that would give the ChatGPT maker a major leg up in the AI race — access to 10 gigawatts worth of the high-powered GPUs it needs to satisfy its mushrooming growth strategy. What the deal can't guarantee — and what neither company mentioned — is how OpenAI will access the enormous amount of electricity needed to fire up those chips.
What a $9 billion takeover battle says about the next frontier in the AI arms race Original
In the span of less than two years, Core Scientific went from a bankrupt crypto mining company to a $9 billion acquisition target. How? By reinventing itself as an upstart player in the artificial intelligence-driven data center craze. Only now, one of the company's largest shareholders is urging other investors to vote down the deal — arguing that $9 billion isn't nearly enough.
Commercial real estate gets its shot at TV stardom. Will audiences tune in? Original
Backstabbing brokers, glitzy homes, jaw-dropping renovations: Residential real estate has long been stuffed with made-for-television conflict and visuals — spawning hit shows like "Selling Sunset" and "Million Dollar Listing." Todd Drowlette, a 44-year-old broker based in Albany, New York, wants to prove that the less glamorous commercial side of the business — strip malls, office buildings, warehouses — can be just as compelling.
Real estate industry mourns, grapples with questions about the future of office security Original
The deadly shooting in a Midtown skyscraper on Monday evening dealt an especially painful blow to New York City's commercial real estate community. Two of the four victims worked in real estate: Wesley Lepatner, the 43-year-old CEO of a large Blackstone real estate fund, and Julia Hyman, a young associate at Rudin Management, a commercial landlord that owns the tower where the shooting took place. The setting — a notable skyscraper along Park Avenue — also hit close to home.
The economy is buoyant and IPO activity is on the rise: Blackstone Original
Blackstone reported that the trillion-dollar investment firm's Wall Street deal engine is revving back to life as it sees a pickup in initial public offerings and merger and acquisition transactions. "We are preparing a number of other companies for public offerings over the coming quarters," Stephen Schwarzman, Blackstone's CEO, said during the company's second-quarter earnings call on Thursday, after pointing to the investment firm's July IPO of Cirsa, a gambling company in Spain.
Michael Shvo's long-stalled Miami Beach hotel and condo project attracts potential new buyer Original
The Raleigh, a prominent condo and hotel project along the glitzy Miami Beach waterfront, could soon change hands after six years of stalled development. Two people with direct knowledge of sales discussions said Nahla Capital, a New York City based residential builder, has won a bidding process to purchase the property. One of those people said Nahla agreed to pay around $275 million for the project. They requested anonymity because the sales discussions are confidential.
As warehouse market staggers, Brookfield makes a bold $428 million move Original
Brookfield, one of the country's largest property investors, is banking on a strategy that might have looked out of place in recent years —buying older and cheaper warehouses. The Toronto-based firm purchased a $428 million portfolio of 53 warehouses located in and around Houston, Dallas, Nashville, and Atlanta—one of the largest property deals of its kind this year. The deal was completed in early July, according to a spokeswoman for the company.
The Downward Spiral of Legitimacy Erosion: Lessons on Network Governance Failure During the German “Refugee Crisis”
The LAGeSo case illustrates that effective crisis management in public agencies requires not only immediate logistical and technical responses but also strategic oversight of the agency's legitimacy; neglecting this balance can intensify the crisis itself.
NYC business leaders gear up for back-to-back meetings with Zohran Mamdani Original
New York City's mayoral frontrunner is expected to be busy next week trying to convince the city's business leaders that he's the man for the job. Dozens of the city's business leaders are gearing up to talk with Zohran Mamdani, who clinched the Democratic nomination for mayor last month, in a series of closed-door meetings next week.
Ken Griffin owns NYC's priciest condo. Mamdani wants to hike his property tax — and others. Original
When Ken Griffin purchased the most expensive home in America in 2019, it came with a hidden discount. The palatial four-floor apartment at 220 Central Park South, which cost the billionaire founder of the hedge fund Citadel nearly $240 million, is taxed at about half the rate of the average condo in the city, data shows.
San Francisco was written off as dead. Now, real estate investors are flocking back. Original
The clouds hanging over San Francisco since the pandemic appear to be finally lifting — leading to predictions of a real estate rebound. Following years of emptying office buildings and vacated storefronts, Fog City is buzzing again, thanks to return-to-office mandates at Amazon, Google, Salesforce, and more. This is good news for the city's apartment buildings — and now some professional investors are taking notice.
Massive subsidies, minimal jobs: The math behind America's data center boom Original
Columbus, Ohio, escaped the Rust Belt rut years ago. Regional economic development officials offered incentives that attracted warehouses, manufacturing plants, and healthcare startups, reviving the economy and generating jobs. By 2018, hundreds of these deals over the previous eight years had created some 150,000 jobs. Central Ohio now hopes to repeat that success. It's betting big on "Silicon Heartland," a high-tech innovation hub that proponents hope will be flush with high-paying jobs.
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