WSJ Tech News Briefing — Tech Minute: Google Raises Its Equity Stake in TeraWulf to About 14%

Date: August 18, 2025
Host: Ariana Aspuru (Wall Street Journal)

Episode Overview

This Tech Minute delivers a concise update on three major technology and business stories shaking up the industry. The spotlight is on Google’s substantial new investment in TeraWulf, a bitcoin mining and AI computing company, Advent International’s acquisition of Swiss semiconductor provider u-blox, and the latest growth insights about CSE Global’s expanding data center business.

Key Discussion Points & Insights

1. Google Deepens Investment in TeraWulf

• Major development: Google is raising its equity stake in TeraWulf to approximately 14%, contributing to a funding round that brings Google’s total investment to $3.2 billion.
• Structure of the deal:
  • Google’s parent, Alphabet, will provide an additional $1.4 billion backstop to support debt financing for TeraWulf's projects.
  • In return, Google will receive warrants to buy 32.5 million shares of TeraWulf.
• Purpose of funding:
  • The funding supports the Lake Mariner data center expansion, which adds 160 megawatts for an initiative called FluidStack.
  • Timeline: Operations are expected to commence in the second half of 2026.
• Importance: This move further strengthens the collaboration between a tech giant and a leading AI/bitcoin miner, signaling growing synergy between the worlds of cryptocurrency, data centers, and artificial intelligence.

Notable Quote:

“Google is increasing its investment in the bitcoin miner and artificial intelligence computing company TeraWulf to roughly $3.2 billion. This raises its equity stake to about 14%.”
— Ariana Aspuru [00:18]

2. Advent International to Acquire u-blox for $1.3 Billion

• Deal terms:
  • Advent International has agreed to buy Swiss tech company u-blox (provider of wireless and positioning semiconductors) in a public tender offer worth about $1.3 billion.
  • Advent’s subsidiary will offer about 1.05 billion Swiss francs in cash.
• Aftermath:
  • Upon completion, u-blox shares will be delisted from the SIX Swiss Exchange.
  • The transaction is subject to approval and is expected to settle within the next six months.
• Rationale:
  • u-blox executives cite “greater flexibility” and the backing of “a strong and experienced financial partner” as key benefits for fulfilling their long-term strategic goals.

Notable Quote:

“u-blox executives said the move will help the group pursue its long term strategic objectives with greater flexibility, backed by a strong and experienced financial partner.”
— Ariana Aspuru [01:09]

3. CSE Global Positioned for Data Center Growth

• Market momentum:
  • CGS analysts note that CSE Global seems poised for steady data center growth, driven by recurring maintenance contracts.
  • The data center segment has achieved a three-year compound annual growth rate of 150%+.
  • Year-to-date: The company secured $79 million in new US data center contracts.
• Industry context:
  • The update highlights the ongoing boom in infrastructure needed to support cloud, AI, and web services.

Notable Quote:

“The technologies company's data center segment has quickly scaled by delivering three year compound annual growth rate of over 150% and securing around $79 million in new US data center contracts year to date.”
— Ariana Aspuru [01:36]

Timestamps for Key Segments

• [00:16] – Episode begins; major headlines introduction
• [00:18–00:53] – Google increases stake in TeraWulf and project details
• [00:54–01:18] – Advent International’s bid to acquire u-blox
• [01:19–01:52] – CSE Global’s data center growth and CGS analyst report
• [01:53] – Episode wrap-up and preview for the next Tech Minute

Memorable Moments

• Google’s backstop and warrants structure: The scale and financial engineering behind Google’s investment in TeraWulf stands out, showing tech titans’ strategic approach to supporting physical infrastructure for AI.
• “Greater flexibility” for u-blox: The acquisition reflects industry consolidation and the value of having “experienced financial partners” in the highly competitive semiconductor field.

Summary

This Tech Minute is a snapshot of major financial movements and strategic technological investments. The episode brings into focus the intersection of Big Tech, cryptocurrency mining, data infrastructure, and the global chip industry. It underscores the rapid expansion of data centers needed to power the next wave of technological innovation, the consolidation of semiconductor companies, and the increasingly complex partnerships forming between established giants and up-and-coming tech enablers.