Ranked: Most Valuable Industry [June 2026]

Tech leads as the most valuable industry globally, while Tech Hardware overtakes Financial Services and AI to become the second.

InvestorSight’s exclusive monthly most valuable industries outlook is back for this month.

The reason for a major jump in tech hardware as an industry is due to the recent surge in performance of companies like TSMC and Micron Tech.

These top 10 industries are represented by market cap, include only listed companies and are highly valued where bulk of investor money is sitting today.

How will this look in the future?

A few major changes from May 2026:

Tech Hardware increased by $600 billion overall, while AI companies fell by $200 billion in the same time.

Semi conductors witnessed a boost of $800 billion, representing the highest increase in the last month.

Software companies see a massive $1.8 trillion fall in valuations.

Internet firms lost over a $1 trillion in market value.

Biotech rises above Oil & Gas, as O&G stock lose $600 billion in value.

Here are the top 10 detailed rankings of the world's most valuable industry:

1. Tech: $53.6 trillion

2. Tech Hardware: $26.1 trillion

3. AI: $22.4 trillion

4. Semiconductors: $21.1 trillion

5. Financial Services: $20.4 trillion

6. Electronics: $17.1 trillion

7. Software: $16.5 trillion

8. Manufacturing: $15.9 trillion

9. Banks: $14.7 trillion

10. Internet: $13.2 trillion

Also read: Ranked: Largest Producers of Silver